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-rw-r--r--Documentation/networking/ip-sysctl.txt2
-rw-r--r--MAINTAINERS6
-rw-r--r--arch/cris/arch-v10/drivers/Kconfig2
-rw-r--r--arch/cris/arch-v32/drivers/Kconfig2
-rw-r--r--drivers/bluetooth/btusb.c3
-rw-r--r--drivers/net/Kconfig2
-rw-r--r--drivers/net/bonding/bond_sysfs.c7
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c50
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c15
-rw-r--r--drivers/net/ethernet/cadence/Kconfig1
-rw-r--r--drivers/net/ethernet/lantiq_etop.c2
-rw-r--r--drivers/net/ethernet/marvell/sky2.c106
-rw-r--r--drivers/net/ethernet/marvell/sky2.h1
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_rx.c6
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/mlx4_en.h1
-rw-r--r--drivers/net/ethernet/nvidia/forcedeth.c36
-rw-r--r--drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_param.c2
-rw-r--r--drivers/net/ethernet/rdc/r6040.c2
-rw-r--r--drivers/net/ethernet/realtek/r8169.c2
-rw-r--r--drivers/net/ethernet/smsc/smsc911x.c12
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c3
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac100_dma.c3
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac.h2
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c6
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_main.c117
-rw-r--r--drivers/net/ethernet/sun/sunhme.c2
-rw-r--r--drivers/net/ethernet/xilinx/ll_temac_main.c7
-rw-r--r--drivers/net/hippi/Kconfig2
-rw-r--r--drivers/net/usb/asix.c68
-rw-r--r--drivers/net/usb/cdc_ether.c2
-rw-r--r--drivers/net/usb/lg-vl600.c25
-rw-r--r--drivers/net/usb/smsc75xx.c7
-rw-r--r--drivers/net/wireless/ath/regd.c2
-rw-r--r--drivers/net/wireless/b43/xmit.c15
-rw-r--r--drivers/net/wireless/b43/xmit.h16
-rw-r--r--drivers/net/wireless/brcm80211/brcmsmac/dma.c5
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-trans-pcie.c33
-rw-r--r--drivers/net/wireless/libertas/cfg.c2
-rw-r--r--drivers/net/wireless/libertas/if_spi.c1
-rw-r--r--drivers/net/wireless/mwifiex/scan.c9
-rw-r--r--drivers/net/wireless/rt2x00/rt2800usb.c1
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00.h1
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00dev.c22
-rw-r--r--drivers/net/wireless/wl12xx/scan.c2
-rw-r--r--drivers/s390/net/Kconfig2
-rw-r--r--drivers/s390/net/lcs.c6
-rw-r--r--drivers/s390/net/netiucv.c2
-rw-r--r--drivers/s390/net/qeth_core.h3
-rw-r--r--drivers/s390/net/qeth_core_main.c1
-rw-r--r--drivers/s390/net/qeth_l3_main.c7
-rw-r--r--drivers/s390/net/qeth_l3_sys.c4
-rw-r--r--drivers/usb/gadget/f_phonet.c2
-rw-r--r--include/linux/inet_diag.h3
-rw-r--r--include/net/bluetooth/l2cap.h7
-rw-r--r--include/net/cfg80211.h4
-rw-r--r--net/bluetooth/hci_conn.c2
-rw-r--r--net/bluetooth/l2cap_core.c16
-rw-r--r--net/bridge/br_multicast.c6
-rw-r--r--net/ipv4/ah4.c8
-rw-r--r--net/ipv4/inet_diag.c4
-rw-r--r--net/ipv4/ip_options.c1
-rw-r--r--net/ipv4/ping.c2
-rw-r--r--net/ipv4/route.c120
-rw-r--r--net/ipv4/tcp_ipv4.c1
-rw-r--r--net/ipv4/tcp_output.c2
-rw-r--r--net/ipv6/ah6.c8
-rw-r--r--net/ipv6/ip6_input.c8
-rw-r--r--net/ipv6/ip6_tunnel.c8
-rw-r--r--net/l2tp/l2tp_core.c8
-rw-r--r--net/mac80211/mlme.c21
-rw-r--r--net/mac80211/rx.c9
-rw-r--r--net/mac80211/sta_info.c8
-rw-r--r--net/mac80211/util.c4
-rw-r--r--net/rds/Kconfig1
-rw-r--r--net/wireless/nl80211.c9
-rw-r--r--net/wireless/reg.c3
-rw-r--r--net/wireless/scan.c13
77 files changed, 604 insertions, 312 deletions
diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt
index cb7f3148035d..f049a1ca186f 100644
--- a/Documentation/networking/ip-sysctl.txt
+++ b/Documentation/networking/ip-sysctl.txt
@@ -20,7 +20,7 @@ ip_no_pmtu_disc - BOOLEAN
default FALSE
min_pmtu - INTEGER
- default 562 - minimum discovered Path MTU
+ default 552 - minimum discovered Path MTU
route/max_size - INTEGER
Maximum number of routes allowed in the kernel. Increase
diff --git a/MAINTAINERS b/MAINTAINERS
index 1e7cc42a69ba..29f9948b2cc0 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -2586,7 +2586,7 @@ S: Maintained
F: drivers/net/ethernet/i825xx/eexpress.*
ETHERNET BRIDGE
-M: Stephen Hemminger <shemminger@linux-foundation.org>
+M: Stephen Hemminger <shemminger@vyatta.com>
L: bridge@lists.linux-foundation.org
L: netdev@vger.kernel.org
W: http://www.linuxfoundation.org/en/Net:Bridge
@@ -4473,7 +4473,7 @@ S: Supported
F: drivers/infiniband/hw/nes/
NETEM NETWORK EMULATOR
-M: Stephen Hemminger <shemminger@linux-foundation.org>
+M: Stephen Hemminger <shemminger@vyatta.com>
L: netem@lists.linux-foundation.org
S: Maintained
F: net/sched/sch_netem.c
@@ -5988,7 +5988,7 @@ S: Maintained
F: drivers/usb/misc/sisusbvga/
SKGE, SKY2 10/100/1000 GIGABIT ETHERNET DRIVERS
-M: Stephen Hemminger <shemminger@linux-foundation.org>
+M: Stephen Hemminger <shemminger@vyatta.com>
L: netdev@vger.kernel.org
S: Maintained
F: drivers/net/ethernet/marvell/sk*
diff --git a/arch/cris/arch-v10/drivers/Kconfig b/arch/cris/arch-v10/drivers/Kconfig
index 32d90867a984..5f2cdb3e428c 100644
--- a/arch/cris/arch-v10/drivers/Kconfig
+++ b/arch/cris/arch-v10/drivers/Kconfig
@@ -3,7 +3,7 @@ if ETRAX_ARCH_V10
config ETRAX_ETHERNET
bool "Ethernet support"
depends on ETRAX_ARCH_V10
- select NET_ETHERNET
+ select ETHERNET
select NET_CORE
select MII
help
diff --git a/arch/cris/arch-v32/drivers/Kconfig b/arch/cris/arch-v32/drivers/Kconfig
index e47e9c3401b0..de43aadcdbc4 100644
--- a/arch/cris/arch-v32/drivers/Kconfig
+++ b/arch/cris/arch-v32/drivers/Kconfig
@@ -3,7 +3,7 @@ if ETRAX_ARCH_V32
config ETRAX_ETHERNET
bool "Ethernet support"
depends on ETRAX_ARCH_V32
- select NET_ETHERNET
+ select ETHERNET
select NET_CORE
select MII
help
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index f9b726091ad0..fe4ebc375b3d 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -100,6 +100,9 @@ static struct usb_device_id btusb_table[] = {
/* Canyon CN-BTU1 with HID interfaces */
{ USB_DEVICE(0x0c10, 0x0000) },
+ /* Broadcom BCM20702A0 */
+ { USB_DEVICE(0x413c, 0x8197) },
+
{ } /* Terminating entry */
};
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index 583f66cd5bbd..654a5e94e0e7 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -245,6 +245,8 @@ source "drivers/net/ethernet/Kconfig"
source "drivers/net/fddi/Kconfig"
+source "drivers/net/hippi/Kconfig"
+
config NET_SB1000
tristate "General Instruments Surfboard 1000"
depends on PNP
diff --git a/drivers/net/bonding/bond_sysfs.c b/drivers/net/bonding/bond_sysfs.c
index 5a20804fdece..4ef7e2fd9fe6 100644
--- a/drivers/net/bonding/bond_sysfs.c
+++ b/drivers/net/bonding/bond_sysfs.c
@@ -319,6 +319,13 @@ static ssize_t bonding_store_mode(struct device *d,
goto out;
}
+ if (bond->slave_cnt > 0) {
+ pr_err("unable to update mode of %s because it has slaves.\n",
+ bond->dev->name);
+ ret = -EPERM;
+ goto out;
+ }
+
new_value = bond_parse_parm(buf, bond_mode_tbl);
if (new_value < 0) {
pr_err("%s: Ignoring invalid mode value %.*s.\n",
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index 6486ab8c8fc8..2f6361e949f0 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -10548,33 +10548,38 @@ do { \
int bnx2x_init_firmware(struct bnx2x *bp)
{
- const char *fw_file_name;
struct bnx2x_fw_file_hdr *fw_hdr;
int rc;
- if (CHIP_IS_E1(bp))
- fw_file_name = FW_FILE_NAME_E1;
- else if (CHIP_IS_E1H(bp))
- fw_file_name = FW_FILE_NAME_E1H;
- else if (!CHIP_IS_E1x(bp))
- fw_file_name = FW_FILE_NAME_E2;
- else {
- BNX2X_ERR("Unsupported chip revision\n");
- return -EINVAL;
- }
- BNX2X_DEV_INFO("Loading %s\n", fw_file_name);
+ if (!bp->firmware) {
+ const char *fw_file_name;
- rc = request_firmware(&bp->firmware, fw_file_name, &bp->pdev->dev);
- if (rc) {
- BNX2X_ERR("Can't load firmware file %s\n", fw_file_name);
- goto request_firmware_exit;
- }
+ if (CHIP_IS_E1(bp))
+ fw_file_name = FW_FILE_NAME_E1;
+ else if (CHIP_IS_E1H(bp))
+ fw_file_name = FW_FILE_NAME_E1H;
+ else if (!CHIP_IS_E1x(bp))
+ fw_file_name = FW_FILE_NAME_E2;
+ else {
+ BNX2X_ERR("Unsupported chip revision\n");
+ return -EINVAL;
+ }
+ BNX2X_DEV_INFO("Loading %s\n", fw_file_name);
- rc = bnx2x_check_firmware(bp);
- if (rc) {
- BNX2X_ERR("Corrupt firmware file %s\n", fw_file_name);
- goto request_firmware_exit;
+ rc = request_firmware(&bp->firmware, fw_file_name,
+ &bp->pdev->dev);
+ if (rc) {
+ BNX2X_ERR("Can't load firmware file %s\n",
+ fw_file_name);
+ goto request_firmware_exit;
+ }
+
+ rc = bnx2x_check_firmware(bp);
+ if (rc) {
+ BNX2X_ERR("Corrupt firmware file %s\n", fw_file_name);
+ goto request_firmware_exit;
+ }
}
fw_hdr = (struct bnx2x_fw_file_hdr *)bp->firmware->data;
@@ -10630,6 +10635,7 @@ static void bnx2x_release_firmware(struct bnx2x *bp)
kfree(bp->init_ops);
kfree(bp->init_data);
release_firmware(bp->firmware);
+ bp->firmware = NULL;
}
@@ -10925,6 +10931,8 @@ static void __devexit bnx2x_remove_one(struct pci_dev *pdev)
if (bp->doorbells)
iounmap(bp->doorbells);
+ bnx2x_release_firmware(bp);
+
bnx2x_free_mem_bp(bp);
free_netdev(dev);
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c
index 0440425c83d6..14517691f8db 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c
@@ -5380,7 +5380,7 @@ static int bnx2x_func_hw_init(struct bnx2x *bp,
rc = drv->init_fw(bp);
if (rc) {
BNX2X_ERR("Error loading firmware\n");
- goto fw_init_err;
+ goto init_err;
}
/* Handle the beginning of COMMON_XXX pases separatelly... */
@@ -5388,25 +5388,25 @@ static int bnx2x_func_hw_init(struct bnx2x *bp,
case FW_MSG_CODE_DRV_LOAD_COMMON_CHIP:
rc = bnx2x_func_init_cmn_chip(bp, drv);
if (rc)
- goto init_hw_err;
+ goto init_err;
break;
case FW_MSG_CODE_DRV_LOAD_COMMON:
rc = bnx2x_func_init_cmn(bp, drv);
if (rc)
- goto init_hw_err;
+ goto init_err;
break;
case FW_MSG_CODE_DRV_LOAD_PORT:
rc = bnx2x_func_init_port(bp, drv);
if (rc)
- goto init_hw_err;
+ goto init_err;
break;
case FW_MSG_CODE_DRV_LOAD_FUNCTION:
rc = bnx2x_func_init_func(bp, drv);
if (rc)
- goto init_hw_err;
+ goto init_err;
break;
default:
@@ -5414,10 +5414,7 @@ static int bnx2x_func_hw_init(struct bnx2x *bp,
rc = -EINVAL;
}
-init_hw_err:
- drv->release_fw(bp);
-
-fw_init_err:
+init_err:
drv->gunzip_end(bp);
/* In case of success, complete the comand immediatelly: no ramrods
diff --git a/drivers/net/ethernet/cadence/Kconfig b/drivers/net/ethernet/cadence/Kconfig
index 98849a1fc749..b48378a41e49 100644
--- a/drivers/net/ethernet/cadence/Kconfig
+++ b/drivers/net/ethernet/cadence/Kconfig
@@ -7,6 +7,7 @@ config HAVE_NET_MACB
config NET_ATMEL
bool "Atmel devices"
+ default y
depends on HAVE_NET_MACB || (ARM && ARCH_AT91RM9200)
---help---
If you have a network (Ethernet) card belonging to this class, say Y.
diff --git a/drivers/net/ethernet/lantiq_etop.c b/drivers/net/ethernet/lantiq_etop.c
index 6bb2b9506cad..0b3567ab8121 100644
--- a/drivers/net/ethernet/lantiq_etop.c
+++ b/drivers/net/ethernet/lantiq_etop.c
@@ -34,6 +34,8 @@
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/io.h>
+#include <linux/dma-mapping.h>
+#include <linux/module.h>
#include <asm/checksum.h>
diff --git a/drivers/net/ethernet/marvell/sky2.c b/drivers/net/ethernet/marvell/sky2.c
index fdc6c394c683..7803efa46eb2 100644
--- a/drivers/net/ethernet/marvell/sky2.c
+++ b/drivers/net/ethernet/marvell/sky2.c
@@ -50,7 +50,7 @@
#include "sky2.h"
#define DRV_NAME "sky2"
-#define DRV_VERSION "1.29"
+#define DRV_VERSION "1.30"
/*
* The Yukon II chipset takes 64 bit command blocks (called list elements)
@@ -68,7 +68,7 @@
#define MAX_SKB_TX_LE (2 + (sizeof(dma_addr_t)/sizeof(u32))*(MAX_SKB_FRAGS+1))
#define TX_MIN_PENDING (MAX_SKB_TX_LE+1)
#define TX_MAX_PENDING 1024
-#define TX_DEF_PENDING 127
+#define TX_DEF_PENDING 63
#define TX_WATCHDOG (5 * HZ)
#define NAPI_WEIGHT 64
@@ -869,6 +869,7 @@ static void sky2_wol_init(struct sky2_port *sky2)
/* block receiver */
sky2_write8(hw, SK_REG(port, RX_GMF_CTRL_T), GMF_RST_SET);
+ sky2_read32(hw, B0_CTST);
}
static void sky2_set_tx_stfwd(struct sky2_hw *hw, unsigned port)
@@ -1274,6 +1275,14 @@ static void rx_set_checksum(struct sky2_port *sky2)
? BMU_ENA_RX_CHKSUM : BMU_DIS_RX_CHKSUM);
}
+/*
+ * Fixed initial key as seed to RSS.
+ */
+static const uint32_t rss_init_key[10] = {
+ 0x7c3351da, 0x51c5cf4e, 0x44adbdd1, 0xe8d38d18, 0x48897c43,
+ 0xb1d60e7e, 0x6a3dd760, 0x01a2e453, 0x16f46f13, 0x1a0e7b30
+};
+
/* Enable/disable receive hash calculation (RSS) */
static void rx_set_rss(struct net_device *dev, u32 features)
{
@@ -1289,12 +1298,9 @@ static void rx_set_rss(struct net_device *dev, u32 features)
/* Program RSS initial values */
if (features & NETIF_F_RXHASH) {
- u32 key[nkeys];
-
- get_random_bytes(key, nkeys * sizeof(u32));
for (i = 0; i < nkeys; i++)
sky2_write32(hw, SK_REG(sky2->port, RSS_KEY + i * 4),
- key[i]);
+ rss_init_key[i]);
/* Need to turn on (undocumented) flag to make hashing work */
sky2_write32(hw, SK_REG(sky2->port, RX_GMF_CTRL_T),
@@ -1717,6 +1723,8 @@ static int sky2_setup_irq(struct sky2_hw *hw, const char *name)
if (err)
dev_err(&pdev->dev, "cannot assign irq %d\n", pdev->irq);
else {
+ hw->flags |= SKY2_HW_IRQ_SETUP;
+
napi_enable(&hw->napi);
sky2_write32(hw, B0_IMSK, Y2_IS_BASE);
sky2_read32(hw, B0_IMSK);
@@ -1727,7 +1735,7 @@ static int sky2_setup_irq(struct sky2_hw *hw, const char *name)
/* Bring up network interface. */
-static int sky2_up(struct net_device *dev)
+static int sky2_open(struct net_device *dev)
{
struct sky2_port *sky2 = netdev_priv(dev);
struct sky2_hw *hw = sky2->hw;
@@ -1747,6 +1755,11 @@ static int sky2_up(struct net_device *dev)
sky2_hw_up(sky2);
+ if (hw->chip_id == CHIP_ID_YUKON_OPT ||
+ hw->chip_id == CHIP_ID_YUKON_PRM ||
+ hw->chip_id == CHIP_ID_YUKON_OP_2)
+ imask |= Y2_IS_PHY_QLNK; /* enable PHY Quick Link */
+
/* Enable interrupts from phy/mac for port */
imask = sky2_read32(hw, B0_IMSK);
imask |= portirq_msk[port];
@@ -2040,6 +2053,8 @@ static void sky2_tx_reset(struct sky2_hw *hw, unsigned port)
sky2_write32(hw, RB_ADDR(txqaddr[port], RB_CTRL), RB_RST_SET);
sky2_write8(hw, SK_REG(port, TX_GMF_CTRL_T), GMF_RST_SET);
+
+ sky2_read32(hw, B0_CTST);
}
static void sky2_hw_down(struct sky2_port *sky2)
@@ -2090,7 +2105,7 @@ static void sky2_hw_down(struct sky2_port *sky2)
}
/* Network shutdown */
-static int sky2_down(struct net_device *dev)
+static int sky2_close(struct net_device *dev)
{
struct sky2_port *sky2 = netdev_priv(dev);
struct sky2_hw *hw = sky2->hw;
@@ -2101,15 +2116,22 @@ static int sky2_down(struct net_device *dev)
netif_info(sky2, ifdown, dev, "disabling interface\n");
- /* Disable port IRQ */
- sky2_write32(hw, B0_IMSK,
- sky2_read32(hw, B0_IMSK) & ~portirq_msk[sky2->port]);
- sky2_read32(hw, B0_IMSK);
-
if (hw->ports == 1) {
+ sky2_write32(hw, B0_IMSK, 0);
+ sky2_read32(hw, B0_IMSK);
+
napi_disable(&hw->napi);
free_irq(hw->pdev->irq, hw);
+ hw->flags &= ~SKY2_HW_IRQ_SETUP;
} else {
+ u32 imask;
+
+ /* Disable port IRQ */
+ imask = sky2_read32(hw, B0_IMSK);
+ imask &= ~portirq_msk[sky2->port];
+ sky2_write32(hw, B0_IMSK, imask);
+ sky2_read32(hw, B0_IMSK);
+
synchronize_irq(hw->pdev->irq);
napi_synchronize(&hw->napi);
}
@@ -2587,7 +2609,7 @@ static inline void sky2_tx_done(struct net_device *dev, u16 last)
if (netif_running(dev)) {
sky2_tx_complete(sky2, last);
- /* Wake unless it's detached, and called e.g. from sky2_down() */
+ /* Wake unless it's detached, and called e.g. from sky2_close() */
if (tx_avail(sky2) > MAX_SKB_TX_LE + 4)
netif_wake_queue(dev);
}
@@ -3258,7 +3280,6 @@ static void sky2_reset(struct sky2_hw *hw)
hw->chip_id == CHIP_ID_YUKON_PRM ||
hw->chip_id == CHIP_ID_YUKON_OP_2) {
u16 reg;
- u32 msk;
if (hw->chip_id == CHIP_ID_YUKON_OPT && hw->chip_rev == 0) {
/* disable PCI-E PHY power down (set PHY reg 0x80, bit 7 */
@@ -3281,11 +3302,6 @@ static void sky2_reset(struct sky2_hw *hw)
sky2_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_ON);
sky2_pci_write16(hw, PSM_CONFIG_REG4, reg);
- /* enable PHY Quick Link */
- msk = sky2_read32(hw, B0_IMSK);
- msk |= Y2_IS_PHY_QLNK;
- sky2_write32(hw, B0_IMSK, msk);
-
/* check if PSMv2 was running before */
reg = sky2_pci_read16(hw, PSM_CONFIG_REG3);
if (reg & PCI_EXP_LNKCTL_ASPMC)
@@ -3383,7 +3399,7 @@ static void sky2_detach(struct net_device *dev)
netif_tx_lock(dev);
netif_device_detach(dev); /* stop txq */
netif_tx_unlock(dev);
- sky2_down(dev);
+ sky2_close(dev);
}
}
@@ -3393,7 +3409,7 @@ static int sky2_reattach(struct net_device *dev)
int err = 0;
if (netif_running(dev)) {
- err = sky2_up(dev);
+ err = sky2_open(dev);
if (err) {
netdev_info(dev, "could not restart %d\n", err);
dev_close(dev);
@@ -3410,10 +3426,13 @@ static void sky2_all_down(struct sky2_hw *hw)
{
int i;
- sky2_read32(hw, B0_IMSK);
- sky2_write32(hw, B0_IMSK, 0);
- synchronize_irq(hw->pdev->irq);
- napi_disable(&hw->napi);
+ if (hw->flags & SKY2_HW_IRQ_SETUP) {
+ sky2_read32(hw, B0_IMSK);
+ sky2_write32(hw, B0_IMSK, 0);
+
+ synchronize_irq(hw->pdev->irq);
+ napi_disable(&hw->napi);
+ }
for (i = 0; i < hw->ports; i++) {
struct net_device *dev = hw->dev[i];
@@ -3446,11 +3465,12 @@ static void sky2_all_up(struct sky2_hw *hw)
netif_wake_queue(dev);
}
- sky2_write32(hw, B0_IMSK, imask);
- sky2_read32(hw, B0_IMSK);
-
- sky2_read32(hw, B0_Y2_SP_LISR);
- napi_enable(&hw->napi);
+ if (hw->flags & SKY2_HW_IRQ_SETUP) {
+ sky2_write32(hw, B0_IMSK, imask);
+ sky2_read32(hw, B0_IMSK);
+ sky2_read32(hw, B0_Y2_SP_LISR);
+ napi_enable(&hw->napi);
+ }
}
static void sky2_restart(struct work_struct *work)
@@ -4071,6 +4091,16 @@ static int sky2_set_coalesce(struct net_device *dev,
return 0;
}
+/*
+ * Hardware is limited to min of 128 and max of 2048 for ring size
+ * and rounded up to next power of two
+ * to avoid division in modulus calclation
+ */
+static unsigned long roundup_ring_size(unsigned long pending)
+{
+ return max(128ul, roundup_pow_of_two(pending+1));
+}
+
static void sky2_get_ringparam(struct net_device *dev,
struct ethtool_ringparam *ering)
{
@@ -4098,7 +4128,7 @@ static int sky2_set_ringparam(struct net_device *dev,
sky2->rx_pending = ering->rx_pending;
sky2->tx_pending = ering->tx_pending;
- sky2->tx_ring_size = roundup_pow_of_two(sky2->tx_pending+1);
+ sky2->tx_ring_size = roundup_ring_size(sky2->tx_pending);
return sky2_reattach(dev);
}
@@ -4556,7 +4586,7 @@ static int sky2_device_event(struct notifier_block *unused,
struct net_device *dev = ptr;
struct sky2_port *sky2 = netdev_priv(dev);
- if (dev->netdev_ops->ndo_open != sky2_up || !sky2_debug)
+ if (dev->netdev_ops->ndo_open != sky2_open || !sky2_debug)
return NOTIFY_DONE;
switch (event) {
@@ -4621,8 +4651,8 @@ static __exit void sky2_debug_cleanup(void)
not allowing netpoll on second port */
static const struct net_device_ops sky2_netdev_ops[2] = {
{
- .ndo_open = sky2_up,
- .ndo_stop = sky2_down,
+ .ndo_open = sky2_open,
+ .ndo_stop = sky2_close,
.ndo_start_xmit = sky2_xmit_frame,
.ndo_do_ioctl = sky2_ioctl,
.ndo_validate_addr = eth_validate_addr,
@@ -4638,8 +4668,8 @@ static const struct net_device_ops sky2_netdev_ops[2] = {
#endif
},
{
- .ndo_open = sky2_up,
- .ndo_stop = sky2_down,
+ .ndo_open = sky2_open,
+ .ndo_stop = sky2_close,
.ndo_start_xmit = sky2_xmit_frame,
.ndo_do_ioctl = sky2_ioctl,
.ndo_validate_addr = eth_validate_addr,
@@ -4692,7 +4722,7 @@ static __devinit struct net_device *sky2_init_netdev(struct sky2_hw *hw,
spin_lock_init(&sky2->phy_lock);
sky2->tx_pending = TX_DEF_PENDING;
- sky2->tx_ring_size = roundup_pow_of_two(TX_DEF_PENDING+1);
+ sky2->tx_ring_size = roundup_ring_size(TX_DEF_PENDING);
sky2->rx_pending = RX_DEF_PENDING;
hw->dev[port] = dev;
diff --git a/drivers/net/ethernet/marvell/sky2.h b/drivers/net/ethernet/marvell/sky2.h
index 0af31b8b5f10..ff6f58bf822a 100644
--- a/drivers/net/ethernet/marvell/sky2.h
+++ b/drivers/net/ethernet/marvell/sky2.h
@@ -2287,6 +2287,7 @@ struct sky2_hw {
#define SKY2_HW_RSS_BROKEN 0x00000100
#define SKY2_HW_VLAN_BROKEN 0x00000200
#define SKY2_HW_RSS_CHKSUM 0x00000400 /* RSS requires chksum */
+#define SKY2_HW_IRQ_SETUP 0x00000800
u8 chip_id;
u8 chip_rev;
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
index b89c36dbf5b3..c2df6c358603 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
@@ -581,6 +581,7 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud
* Packet is OK - process it.
*/
length = be32_to_cpu(cqe->byte_cnt);
+ length -= ring->fcs_del;
ring->bytes += length;
ring->packets++;
@@ -813,8 +814,11 @@ static int mlx4_en_config_rss_qp(struct mlx4_en_priv *priv, int qpn,
context->db_rec_addr = cpu_to_be64(ring->wqres.db.dma);
/* Cancel FCS removal if FW allows */
- if (mdev->dev->caps.flags & MLX4_DEV_CAP_FLAG_FCS_KEEP)
+ if (mdev->dev->caps.flags & MLX4_DEV_CAP_FLAG_FCS_KEEP) {
context->param3 |= cpu_to_be32(1 << 29);
+ ring->fcs_del = ETH_FCS_LEN;
+ } else
+ ring->fcs_del = 0;
err = mlx4_qp_to_ready(mdev->dev, &ring->wqres.mtt, context, qp, state);
if (err) {
diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
index 8fda331c65df..207b5add3ca8 100644
--- a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
+++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
@@ -272,6 +272,7 @@ struct mlx4_en_rx_ring {
u32 prod;
u32 cons;
u32 buf_size;
+ u8 fcs_del;
void *buf;
void *rx_info;
unsigned long bytes;
diff --git a/drivers/net/ethernet/nvidia/forcedeth.c b/drivers/net/ethernet/nvidia/forcedeth.c
index 1dca57013cb2..1c61d36e6570 100644
--- a/drivers/net/ethernet/nvidia/forcedeth.c
+++ b/drivers/net/ethernet/nvidia/forcedeth.c
@@ -609,7 +609,7 @@ struct nv_ethtool_str {
};
static const struct nv_ethtool_str nv_estats_str[] = {
- { "tx_bytes" },
+ { "tx_bytes" }, /* includes Ethernet FCS CRC */
{ "tx_zero_rexmt" },
{ "tx_one_rexmt" },
{ "tx_many_rexmt" },
@@ -637,7 +637,7 @@ static const struct nv_ethtool_str nv_estats_str[] = {
/* version 2 stats */
{ "tx_deferral" },
{ "tx_packets" },
- { "rx_bytes" },
+ { "rx_bytes" }, /* includes Ethernet FCS CRC */
{ "tx_pause" },
{ "rx_pause" },
{ "rx_drop_frame" },
@@ -649,7 +649,7 @@ static const struct nv_ethtool_str nv_estats_str[] = {
};
struct nv_ethtool_stats {
- u64 tx_bytes;
+ u64 tx_bytes; /* should be ifconfig->tx_bytes + 4*tx_packets */
u64 tx_zero_rexmt;
u64 tx_one_rexmt;
u64 tx_many_rexmt;
@@ -670,14 +670,14 @@ struct nv_ethtool_stats {
u64 rx_unicast;
u64 rx_multicast;
u64 rx_broadcast;
- u64 rx_packets;
+ u64 rx_packets; /* should be ifconfig->rx_packets */
u64 rx_errors_total;
u64 tx_errors_total;
/* version 2 stats */
u64 tx_deferral;
- u64 tx_packets;
- u64 rx_bytes;
+ u64 tx_packets; /* should be ifconfig->tx_packets */
+ u64 rx_bytes; /* should be ifconfig->rx_bytes + 4*rx_packets */
u64 tx_pause;
u64 rx_pause;
u64 rx_drop_frame;
@@ -1706,10 +1706,17 @@ static struct net_device_stats *nv_get_stats(struct net_device *dev)
if (np->driver_data & (DEV_HAS_STATISTICS_V1|DEV_HAS_STATISTICS_V2|DEV_HAS_STATISTICS_V3)) {
nv_get_hw_stats(dev);
+ /*
+ * Note: because HW stats are not always available and
+ * for consistency reasons, the following ifconfig
+ * stats are managed by software: rx_bytes, tx_bytes,
+ * rx_packets and tx_packets. The related hardware
+ * stats reported by ethtool should be equivalent to
+ * these ifconfig stats, with 4 additional bytes per
+ * packet (Ethernet FCS CRC).
+ */
+
/* copy to net_device stats */
- dev->stats.tx_packets = np->estats.tx_packets;
- dev->stats.rx_bytes = np->estats.rx_bytes;
- dev->stats.tx_bytes = np->estats.tx_bytes;
dev->stats.tx_fifo_errors = np->estats.tx_fifo_errors;
dev->stats.tx_carrier_errors = np->estats.tx_carrier_errors;
dev->stats.rx_crc_errors = np->estats.rx_crc_errors;
@@ -2380,6 +2387,9 @@ static int nv_tx_done(struct net_device *dev, int limit)
if (flags & NV_TX_ERROR) {
if ((flags & NV_TX_RETRYERROR) && !(flags & NV_TX_RETRYCOUNT_MASK))
nv_legacybackoff_reseed(dev);
+ } else {
+ dev->stats.tx_packets++;
+ dev->stats.tx_bytes += np->get_tx_ctx->skb->len;
}
dev_kfree_skb_any(np->get_tx_ctx->skb);
np->get_tx_ctx->skb = NULL;
@@ -2390,6 +2400,9 @@ static int nv_tx_done(struct net_device *dev, int limit)
if (flags & NV_TX2_ERROR) {
if ((flags & NV_TX2_RETRYERROR) && !(flags & NV_TX2_RETRYCOUNT_MASK))
nv_legacybackoff_reseed(dev);
+ } else {
+ dev->stats.tx_packets++;
+ dev->stats.tx_bytes += np->get_tx_ctx->skb->len;
}
dev_kfree_skb_any(np->get_tx_ctx->skb);
np->get_tx_ctx->skb = NULL;
@@ -2429,6 +2442,9 @@ static int nv_tx_done_optimized(struct net_device *dev, int limit)
else
nv_legacybackoff_reseed(dev);
}
+ } else {
+ dev->stats.tx_packets++;
+ dev->stats.tx_bytes += np->get_tx_ctx->skb->len;
}
dev_kfree_skb_any(np->get_tx_ctx->skb);
@@ -2678,6 +2694,7 @@ static int nv_rx_process(struct net_device *dev, int limit)
skb->protocol = eth_type_trans(skb, dev);
napi_gro_receive(&np->napi, skb);
dev->stats.rx_packets++;
+ dev->stats.rx_bytes += len;
next_pkt:
if (unlikely(np->get_rx.orig++ == np->last_rx.orig))
np->get_rx.orig = np->first_rx.orig;
@@ -2761,6 +2778,7 @@ static int nv_rx_process_optimized(struct net_device *dev, int limit)
}
napi_gro_receive(&np->napi, skb);
dev->stats.rx_packets++;
+ dev->stats.rx_bytes += len;
} else {
dev_kfree_skb(skb);
}
diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_param.c b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_param.c
index 9c075ea2682e..9cb5f912e489 100644
--- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_param.c
+++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_param.c
@@ -18,8 +18,8 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
*/
-#include <linux/module.h> /* for __MODULE_STRING */
#include "pch_gbe.h"
+#include <linux/module.h> /* for __MODULE_STRING */
#define OPTION_UNSET -1
#define OPTION_DISABLED 0
diff --git a/drivers/net/ethernet/rdc/r6040.c b/drivers/net/ethernet/rdc/r6040.c
index 1fc01ca72b46..4bf68cfef390 100644
--- a/drivers/net/ethernet/rdc/r6040.c
+++ b/drivers/net/ethernet/rdc/r6040.c
@@ -940,7 +940,7 @@ static void r6040_multicast_list(struct net_device *dev)
iowrite16(lp->mcr0, ioaddr + MCR0);
/* Fill the MAC hash tables with their values */
- if (lp->mcr0 && MCR0_HASH_EN) {
+ if (lp->mcr0 & MCR0_HASH_EN) {
iowrite16(hash_table[0], ioaddr + MAR0);
iowrite16(hash_table[1], ioaddr + MAR1);
iowrite16(hash_table[2], ioaddr + MAR2);
diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c
index 92b45f08858f..6f06aa10f0d7 100644
--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -1292,7 +1292,7 @@ static void __rtl8169_check_link_status(struct net_device *dev,
netif_carrier_off(dev);
netif_info(tp, ifdown, dev, "link down\n");
if (pm)
- pm_schedule_suspend(&tp->pci_dev->dev, 100);
+ pm_schedule_suspend(&tp->pci_dev->dev, 5000);
}
spin_unlock_irqrestore(&tp->lock, flags);
}
diff --git a/drivers/net/ethernet/smsc/smsc911x.c b/drivers/net/ethernet/smsc/smsc911x.c
index d2be42aafbef..8843071fe987 100644
--- a/drivers/net/ethernet/smsc/smsc911x.c
+++ b/drivers/net/ethernet/smsc/smsc911x.c
@@ -1937,6 +1937,7 @@ static int __devinit smsc911x_init(struct net_device *dev)
{
struct smsc911x_data *pdata = netdev_priv(dev);
unsigned int byte_test;
+ unsigned int to = 100;
SMSC_TRACE(pdata, probe, "Driver Parameters:");
SMSC_TRACE(pdata, probe, "LAN base: 0x%08lX",
@@ -1952,6 +1953,17 @@ static int __devinit smsc911x_init(struct net_device *dev)
return -ENODEV;
}
+ /*
+ * poll the READY bit in PMT_CTRL. Any other access to the device is
+ * forbidden while this bit isn't set. Try for 100ms
+ */
+ while (!(smsc911x_reg_read(pdata, PMT_CTRL) & PMT_CTRL_READY_) && --to)
+ udelay(1000);
+ if (to == 0) {
+ pr_err("Device not READY in 100ms aborting\n");
+ return -ENODEV;
+ }
+
/* Check byte ordering */
byte_test = smsc911x_reg_read(pdata, BYTE_TEST);
SMSC_TRACE(pdata, probe, "BYTE_TEST: 0x%08X", byte_test);
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c
index da66ac511c4c..4d5402a1d262 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c
@@ -39,10 +39,11 @@ static int dwmac1000_dma_init(void __iomem *ioaddr, int pbl, u32 dma_tx,
/* DMA SW reset */
value |= DMA_BUS_MODE_SFT_RESET;
writel(value, ioaddr + DMA_BUS_MODE);
- limit = 15000;
+ limit = 10;
while (limit--) {
if (!(readl(ioaddr + DMA_BUS_MODE) & DMA_BUS_MODE_SFT_RESET))
break;
+ mdelay(10);
}
if (limit < 0)
return -EBUSY;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac100_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwmac100_dma.c
index 627f656b0f3c..bc17fd08b55d 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac100_dma.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac100_dma.c
@@ -41,10 +41,11 @@ static int dwmac100_dma_init(void __iomem *ioaddr, int pbl, u32 dma_tx,
/* DMA SW reset */
value |= DMA_BUS_MODE_SFT_RESET;
writel(value, ioaddr + DMA_BUS_MODE);
- limit = 15000;
+ limit = 10;
while (limit--) {
if (!(readl(ioaddr + DMA_BUS_MODE) & DMA_BUS_MODE_SFT_RESET))
break;
+ mdelay(10);
}
if (limit < 0)
return -EBUSY;
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h
index 9bafa6cf9e8b..a140a8fbf051 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h
@@ -72,7 +72,6 @@ struct stmmac_priv {
spinlock_t lock;
spinlock_t tx_lock;
int wolopts;
- int wolenabled;
int wol_irq;
#ifdef CONFIG_STMMAC_TIMER
struct stmmac_timer *tm;
@@ -80,6 +79,7 @@ struct stmmac_priv {
struct plat_stmmacenet_data *plat;
struct stmmac_counters mmc;
struct dma_features dma_cap;
+ int hw_cap_support;
};
extern int stmmac_mdio_unregister(struct net_device *ndev);
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
index e8eff09bbbd7..0395f9eba801 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
@@ -430,6 +430,12 @@ static int stmmac_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
struct stmmac_priv *priv = netdev_priv(dev);
u32 support = WAKE_MAGIC | WAKE_UCAST;
+ /* By default almost all GMAC devices support the WoL via
+ * magic frame but we can disable it if the HW capability
+ * register shows no support for pmt_magic_frame. */
+ if ((priv->hw_cap_support) && (!priv->dma_cap.pmt_magic_frame))
+ wol->wolopts &= ~WAKE_MAGIC;
+
if (!device_can_wakeup(priv->device))
return -EINVAL;
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 20546bbbb8db..8ea770a89f25 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -321,12 +321,10 @@ static int stmmac_init_phy(struct net_device *dev)
}
/* Stop Advertising 1000BASE Capability if interface is not GMII */
- if ((interface) && ((interface == PHY_INTERFACE_MODE_MII) ||
- (interface == PHY_INTERFACE_MODE_RMII))) {
- phydev->supported &= (PHY_BASIC_FEATURES | SUPPORTED_Pause |
- SUPPORTED_Asym_Pause);
- phydev->advertising = phydev->supported;
- }
+ if ((interface == PHY_INTERFACE_MODE_MII) ||
+ (interface == PHY_INTERFACE_MODE_RMII))
+ phydev->advertising &= ~(SUPPORTED_1000baseT_Half |
+ SUPPORTED_1000baseT_Full);
/*
* Broken HW is sometimes missing the pull-up resistor on the
@@ -807,8 +805,29 @@ static u32 stmmac_get_synopsys_id(struct stmmac_priv *priv)
return 0;
}
-/* New GMAC chips support a new register to indicate the
- * presence of the optional feature/functions.
+/**
+ * stmmac_selec_desc_mode
+ * @dev : device pointer
+ * Description: select the Enhanced/Alternate or Normal descriptors */
+static void stmmac_selec_desc_mode(struct stmmac_priv *priv)
+{
+ if (priv->plat->enh_desc) {
+ pr_info(" Enhanced/Alternate descriptors\n");
+ priv->hw->desc = &enh_desc_ops;
+ } else {
+ pr_info(" Normal descriptors\n");
+ priv->hw->desc = &ndesc_ops;
+ }
+}
+
+/**
+ * stmmac_get_hw_features
+ * @priv : private device pointer
+ * Description:
+ * new GMAC chip generations have a new register to indicate the
+ * presence of the optional feature/functions.
+ * This can be also used to override the value passed through the
+ * platform and necessary for old MAC10/100 and GMAC chips.
*/
static int stmmac_get_hw_features(struct stmmac_priv *priv)
{
@@ -829,7 +848,7 @@ static int stmmac_get_hw_features(struct stmmac_priv *priv)
(hw_cap & DMA_HW_FEAT_RWKSEL) >> 9;
priv->dma_cap.pmt_magic_frame =
(hw_cap & DMA_HW_FEAT_MGKSEL) >> 10;
- /*MMC*/
+ /* MMC */
priv->dma_cap.rmon = (hw_cap & DMA_HW_FEAT_MMCSEL) >> 11;
/* IEEE 1588-2002*/
priv->dma_cap.time_stamp =
@@ -857,8 +876,7 @@ static int stmmac_get_hw_features(struct stmmac_priv *priv)
priv->dma_cap.enh_desc =
(hw_cap & DMA_HW_FEAT_ENHDESSEL) >> 24;
- } else
- pr_debug("\tNo HW DMA feature register supported");
+ }
return hw_cap;
}
@@ -913,6 +931,44 @@ static int stmmac_open(struct net_device *dev)
goto open_error;
}
+ stmmac_get_synopsys_id(priv);
+
+ priv->hw_cap_support = stmmac_get_hw_features(priv);
+
+ if (priv->hw_cap_support) {
+ pr_info(" Support DMA HW capability register");
+
+ /* We can override some gmac/dma configuration fields: e.g.
+ * enh_desc, tx_coe (e.g. that are passed through the
+ * platform) with the values from the HW capability
+ * register (if supported).
+ */
+ priv->plat->enh_desc = priv->dma_cap.enh_desc;
+ priv->plat->tx_coe = priv->dma_cap.tx_coe;
+ priv->plat->pmt = priv->dma_cap.pmt_remote_wake_up;
+
+ /* By default disable wol on magic frame if not supported */
+ if (!priv->dma_cap.pmt_magic_frame)
+ priv->wolopts &= ~WAKE_MAGIC;
+
+ } else
+ pr_info(" No HW DMA feature register supported");
+
+ /* Select the enhnaced/normal descriptor structures */
+ stmmac_selec_desc_mode(priv);
+
+ /* PMT module is not integrated in all the MAC devices. */
+ if (priv->plat->pmt) {
+ pr_info(" Remote wake-up capable\n");
+ device_set_wakeup_capable(priv->device, 1);
+ }
+
+ priv->rx_coe = priv->hw->mac->rx_coe(priv->ioaddr);
+ if (priv->rx_coe)
+ pr_info(" Checksum Offload Engine supported\n");
+ if (priv->plat->tx_coe)
+ pr_info(" Checksum insertion supported\n");
+
/* Create and initialize the TX/RX descriptors chains. */
priv->dma_tx_size = STMMAC_ALIGN(dma_txsize);
priv->dma_rx_size = STMMAC_ALIGN(dma_rxsize);
@@ -935,15 +991,6 @@ static int stmmac_open(struct net_device *dev)
/* Initialize the MAC Core */
priv->hw->mac->core_init(priv->ioaddr);
- stmmac_get_synopsys_id(priv);
-
- stmmac_get_hw_features(priv);
-
- priv->rx_coe = priv->hw->mac->rx_coe(priv->ioaddr);
- if (priv->rx_coe)
- pr_info("stmmac: Rx Checksum Offload Engine supported\n");
- if (priv->plat->tx_coe)
- pr_info("\tTX Checksum insertion supported\n");
netdev_update_features(dev);
/* Request the IRQ lines */
@@ -1489,9 +1536,7 @@ static int stmmac_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
if (!priv->phydev)
return -EINVAL;
- spin_lock(&priv->lock);
ret = phy_mii_ioctl(priv->phydev, rq, cmd);
- spin_unlock(&priv->lock);
return ret;
}
@@ -1558,7 +1603,7 @@ static int stmmac_sysfs_dma_cap_read(struct seq_file *seq, void *v)
struct net_device *dev = seq->private;
struct stmmac_priv *priv = netdev_priv(dev);
- if (!stmmac_get_hw_features(priv)) {
+ if (!priv->hw_cap_support) {
seq_printf(seq, "DMA HW features not supported\n");
return 0;
}
@@ -1766,12 +1811,6 @@ static int stmmac_mac_device_setup(struct net_device *dev)
if (!device)
return -ENOMEM;
- if (priv->plat->enh_desc) {
- device->desc = &enh_desc_ops;
- pr_info("\tEnhanced descriptor structure\n");
- } else
- device->desc = &ndesc_ops;
-
priv->hw = device;
priv->hw->ring = &ring_mode_ops;
@@ -1845,11 +1884,6 @@ static int stmmac_dvr_probe(struct platform_device *pdev)
priv->ioaddr = addr;
- /* PMT module is not integrated in all the MAC devices. */
- if (plat_dat->pmt) {
- pr_info("\tPMT module supported\n");
- device_set_wakeup_capable(&pdev->dev, 1);
- }
/*
* On some platforms e.g. SPEAr the wake up irq differs from the mac irq
* The external wake up irq can be passed through the platform code
@@ -1862,7 +1896,6 @@ static int stmmac_dvr_probe(struct platform_device *pdev)
if (priv->wol_irq == -ENXIO)
priv->wol_irq = ndev->irq;
-
platform_set_drvdata(pdev, ndev);
/* Set the I/O base addr */
@@ -1875,7 +1908,7 @@ static int stmmac_dvr_probe(struct platform_device *pdev)
goto out_free_ndev;
}
- /* MAC HW revice detection */
+ /* MAC HW device detection */
ret = stmmac_mac_device_setup(ndev);
if (ret < 0)
goto out_plat_exit;
@@ -1978,12 +2011,13 @@ static int stmmac_suspend(struct device *dev)
if (!ndev || !netif_running(ndev))
return 0;
+ if (priv->phydev)
+ phy_stop(priv->phydev);
+
spin_lock(&priv->lock);
netif_device_detach(ndev);
netif_stop_queue(ndev);
- if (priv->phydev)
- phy_stop(priv->phydev);
#ifdef CONFIG_STMMAC_TIMER
priv->tm->timer_stop();
@@ -2041,12 +2075,13 @@ static int stmmac_resume(struct device *dev)
#endif
napi_enable(&priv->napi);
- if (priv->phydev)
- phy_start(priv->phydev);
-
netif_start_queue(ndev);
spin_unlock(&priv->lock);
+
+ if (priv->phydev)
+ phy_start(priv->phydev);
+
return 0;
}
diff --git a/drivers/net/ethernet/sun/sunhme.c b/drivers/net/ethernet/sun/sunhme.c
index c517dac02ae1..cf14ab9db576 100644
--- a/drivers/net/ethernet/sun/sunhme.c
+++ b/drivers/net/ethernet/sun/sunhme.c
@@ -2637,7 +2637,7 @@ static int __devinit happy_meal_sbus_probe_one(struct platform_device *op, int i
sbus_dp = op->dev.parent->of_node;
/* We can match PCI devices too, do not accept those here. */
- if (strcmp(sbus_dp->name, "sbus"))
+ if (strcmp(sbus_dp->name, "sbus") && strcmp(sbus_dp->name, "sbi"))
return err;
if (is_qfe) {
diff --git a/drivers/net/ethernet/xilinx/ll_temac_main.c b/drivers/net/ethernet/xilinx/ll_temac_main.c
index caf3659e173c..2681b53820ee 100644
--- a/drivers/net/ethernet/xilinx/ll_temac_main.c
+++ b/drivers/net/ethernet/xilinx/ll_temac_main.c
@@ -114,6 +114,7 @@ void temac_indirect_out32(struct temac_local *lp, int reg, u32 value)
return;
temac_iow(lp, XTE_LSW0_OFFSET, value);
temac_iow(lp, XTE_CTL0_OFFSET, CNTLREG_WRITE_ENABLE_MASK | reg);
+ temac_indirect_busywait(lp);
}
/**
@@ -203,6 +204,9 @@ static void temac_dma_bd_release(struct net_device *ndev)
struct temac_local *lp = netdev_priv(ndev);
int i;
+ /* Reset Local Link (DMA) */
+ lp->dma_out(lp, DMA_CONTROL_REG, DMA_CONTROL_RST);
+
for (i = 0; i < RX_BD_NUM; i++) {
if (!lp->rx_skb[i])
break;
@@ -860,6 +864,8 @@ static int temac_open(struct net_device *ndev)
phy_start(lp->phy_dev);
}
+ temac_device_reset(ndev);
+
rc = request_irq(lp->tx_irq, ll_temac_tx_irq, 0, ndev->name, ndev);
if (rc)
goto err_tx_irq;
@@ -867,7 +873,6 @@ static int temac_open(struct net_device *ndev)
if (rc)
goto err_rx_irq;
- temac_device_reset(ndev);
return 0;
err_rx_irq:
diff --git a/drivers/net/hippi/Kconfig b/drivers/net/hippi/Kconfig
index 7393eb732ee6..95eb34fdbba7 100644
--- a/drivers/net/hippi/Kconfig
+++ b/drivers/net/hippi/Kconfig
@@ -36,4 +36,4 @@ config ROADRUNNER_LARGE_RINGS
kernel code or by user space programs. Say Y here only if you have
the memory.
-endif /* HIPPI */
+endif # HIPPI
diff --git a/drivers/net/usb/asix.c b/drivers/net/usb/asix.c
index e81e22e3d1d2..e6fed4d4cb77 100644
--- a/drivers/net/usb/asix.c
+++ b/drivers/net/usb/asix.c
@@ -36,7 +36,7 @@
#include <linux/usb/usbnet.h>
#include <linux/slab.h>
-#define DRIVER_VERSION "26-Sep-2011"
+#define DRIVER_VERSION "08-Nov-2011"
#define DRIVER_NAME "asix"
/* ASIX AX8817X based USB 2.0 Ethernet Devices */
@@ -163,7 +163,7 @@
#define MARVELL_CTRL_TXDELAY 0x0002
#define MARVELL_CTRL_RXDELAY 0x0080
-#define PHY_MODE_RTL8211CL 0x0004
+#define PHY_MODE_RTL8211CL 0x000C
/* This structure cannot exceed sizeof(unsigned long [5]) AKA 20 bytes */
struct asix_data {
@@ -652,9 +652,17 @@ static u32 asix_get_phyid(struct usbnet *dev)
{
int phy_reg;
u32 phy_id;
+ int i;
- phy_reg = asix_mdio_read(dev->net, dev->mii.phy_id, MII_PHYSID1);
- if (phy_reg < 0)
+ /* Poll for the rare case the FW or phy isn't ready yet. */
+ for (i = 0; i < 100; i++) {
+ phy_reg = asix_mdio_read(dev->net, dev->mii.phy_id, MII_PHYSID1);
+ if (phy_reg != 0 && phy_reg != 0xFFFF)
+ break;
+ mdelay(1);
+ }
+
+ if (phy_reg <= 0 || phy_reg == 0xFFFF)
return 0;
phy_id = (phy_reg & 0xffff) << 16;
@@ -1075,7 +1083,7 @@ static const struct net_device_ops ax88772_netdev_ops = {
static int ax88772_bind(struct usbnet *dev, struct usb_interface *intf)
{
- int ret;
+ int ret, embd_phy;
struct asix_data *data = (struct asix_data *)&dev->data;
u8 buf[ETH_ALEN];
u32 phyid;
@@ -1100,16 +1108,36 @@ static int ax88772_bind(struct usbnet *dev, struct usb_interface *intf)
dev->mii.reg_num_mask = 0x1f;
dev->mii.phy_id = asix_get_phy_addr(dev);
- phyid = asix_get_phyid(dev);
- dbg("PHYID=0x%08x", phyid);
-
dev->net->netdev_ops = &ax88772_netdev_ops;
dev->net->ethtool_ops = &ax88772_ethtool_ops;
- ret = ax88772_reset(dev);
+ embd_phy = ((dev->mii.phy_id & 0x1f) == 0x10 ? 1 : 0);
+
+ /* Reset the PHY to normal operation mode */
+ ret = asix_write_cmd(dev, AX_CMD_SW_PHY_SELECT, embd_phy, 0, 0, NULL);
+ if (ret < 0) {
+ dbg("Select PHY #1 failed: %d", ret);
+ return ret;
+ }
+
+ ret = asix_sw_reset(dev, AX_SWRESET_IPPD | AX_SWRESET_PRL);
+ if (ret < 0)
+ return ret;
+
+ msleep(150);
+
+ ret = asix_sw_reset(dev, AX_SWRESET_CLEAR);
if (ret < 0)
return ret;
+ msleep(150);
+
+ ret = asix_sw_reset(dev, embd_phy ? AX_SWRESET_IPRL : AX_SWRESET_PRTE);
+
+ /* Read PHYID register *AFTER* the PHY was reset properly */
+ phyid = asix_get_phyid(dev);
+ dbg("PHYID=0x%08x", phyid);
+
/* Asix framing packs multiple eth frames into a 2K usb bulk transfer */
if (dev->driver_info->flags & FLAG_FRAMING_AX) {
/* hard_mtu is still the default - the device does not support
@@ -1220,6 +1248,7 @@ static int ax88178_reset(struct usbnet *dev)
__le16 eeprom;
u8 status;
int gpio0 = 0;
+ u32 phyid;
asix_read_cmd(dev, AX_CMD_READ_GPIOS, 0, 0, 1, &status);
dbg("GPIO Status: 0x%04x", status);
@@ -1235,12 +1264,13 @@ static int ax88178_reset(struct usbnet *dev)
data->ledmode = 0;
gpio0 = 1;
} else {
- data->phymode = le16_to_cpu(eeprom) & 7;
+ data->phymode = le16_to_cpu(eeprom) & 0x7F;
data->ledmode = le16_to_cpu(eeprom) >> 8;
gpio0 = (le16_to_cpu(eeprom) & 0x80) ? 0 : 1;
}
dbg("GPIO0: %d, PhyMode: %d", gpio0, data->phymode);
+ /* Power up external GigaPHY through AX88178 GPIO pin */
asix_write_gpio(dev, AX_GPIO_RSE | AX_GPIO_GPO_1 | AX_GPIO_GPO1EN, 40);
if ((le16_to_cpu(eeprom) >> 8) != 1) {
asix_write_gpio(dev, 0x003c, 30);
@@ -1252,6 +1282,13 @@ static int ax88178_reset(struct usbnet *dev)
asix_write_gpio(dev, AX_GPIO_GPO1EN | AX_GPIO_GPO_1, 30);
}
+ /* Read PHYID register *AFTER* powering up PHY */
+ phyid = asix_get_phyid(dev);
+ dbg("PHYID=0x%08x", phyid);
+
+ /* Set AX88178 to enable MII/GMII/RGMII interface for external PHY */
+ asix_write_cmd(dev, AX_CMD_SW_PHY_SELECT, 0, 0, 0, NULL);
+
asix_sw_reset(dev, 0);
msleep(150);
@@ -1396,7 +1433,6 @@ static int ax88178_bind(struct usbnet *dev, struct usb_interface *intf)
{
int ret;
u8 buf[ETH_ALEN];
- u32 phyid;
struct asix_data *data = (struct asix_data *)&dev->data;
data->eeprom_len = AX88772_EEPROM_LEN;
@@ -1423,12 +1459,12 @@ static int ax88178_bind(struct usbnet *dev, struct usb_interface *intf)
dev->net->netdev_ops = &ax88178_netdev_ops;
dev->net->ethtool_ops = &ax88178_ethtool_ops;
- phyid = asix_get_phyid(dev);
- dbg("PHYID=0x%08x", phyid);
+ /* Blink LEDS so users know driver saw dongle */
+ asix_sw_reset(dev, 0);
+ msleep(150);
- ret = ax88178_reset(dev);
- if (ret < 0)
- return ret;
+ asix_sw_reset(dev, AX_SWRESET_PRL | AX_SWRESET_IPPD);
+ msleep(150);
/* Asix framing packs multiple eth frames into a 2K usb bulk transfer */
if (dev->driver_info->flags & FLAG_FRAMING_AX) {
diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c
index c924ea2bce07..99ed6eb4dfaf 100644
--- a/drivers/net/usb/cdc_ether.c
+++ b/drivers/net/usb/cdc_ether.c
@@ -567,7 +567,7 @@ static const struct usb_device_id products [] = {
{
USB_DEVICE_AND_INTERFACE_INFO(0x1004, 0x61aa, USB_CLASS_COMM,
USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE),
- .driver_info = (unsigned long)&wwan_info,
+ .driver_info = 0,
},
/*
diff --git a/drivers/net/usb/lg-vl600.c b/drivers/net/usb/lg-vl600.c
index d43db32f9478..9c26c6390d69 100644
--- a/drivers/net/usb/lg-vl600.c
+++ b/drivers/net/usb/lg-vl600.c
@@ -144,10 +144,11 @@ static int vl600_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
}
frame = (struct vl600_frame_hdr *) buf->data;
- /* NOTE: Should check that frame->magic == 0x53544448?
- * Otherwise if we receive garbage at the beginning of the frame
- * we may end up allocating a huge buffer and saving all the
- * future incoming data into it. */
+ /* Yes, check that frame->magic == 0x53544448 (or 0x44544d48),
+ * otherwise we may run out of memory w/a bad packet */
+ if (ntohl(frame->magic) != 0x53544448 &&
+ ntohl(frame->magic) != 0x44544d48)
+ goto error;
if (buf->len < sizeof(*frame) ||
buf->len != le32_to_cpup(&frame->len)) {
@@ -296,6 +297,11 @@ encapsulate:
* overwrite the remaining fields.
*/
packet = (struct vl600_pkt_hdr *) skb->data;
+ /* The VL600 wants IPv6 packets to have an IPv4 ethertype
+ * Since this modem only supports IPv4 and IPv6, just set all
+ * frames to 0x0800 (ETH_P_IP)
+ */
+ packet->h_proto = htons(ETH_P_IP);
memset(&packet->dummy, 0, sizeof(packet->dummy));
packet->len = cpu_to_le32(orig_len);
@@ -308,21 +314,12 @@ encapsulate:
if (skb->len < full_len) /* Pad */
skb_put(skb, full_len - skb->len);
- /* The VL600 wants IPv6 packets to have an IPv4 ethertype
- * Check if this is an IPv6 packet, and set the ethertype
- * to 0x800
- */
- if ((skb->data[sizeof(struct vl600_pkt_hdr *) + 0x22] & 0xf0) == 0x60) {
- skb->data[sizeof(struct vl600_pkt_hdr *) + 0x20] = 0x08;
- skb->data[sizeof(struct vl600_pkt_hdr *) + 0x21] = 0;
- }
-
return skb;
}
static const struct driver_info vl600_info = {
.description = "LG VL600 modem",
- .flags = FLAG_ETHER | FLAG_RX_ASSEMBLE,
+ .flags = FLAG_RX_ASSEMBLE | FLAG_WWAN,
.bind = vl600_bind,
.unbind = vl600_unbind,
.status = usbnet_cdc_status,
diff --git a/drivers/net/usb/smsc75xx.c b/drivers/net/usb/smsc75xx.c
index 22a7cf951e72..a5b9b12ef268 100644
--- a/drivers/net/usb/smsc75xx.c
+++ b/drivers/net/usb/smsc75xx.c
@@ -51,6 +51,7 @@
#define USB_VENDOR_ID_SMSC (0x0424)
#define USB_PRODUCT_ID_LAN7500 (0x7500)
#define USB_PRODUCT_ID_LAN7505 (0x7505)
+#define RXW_PADDING 2
#define check_warn(ret, fmt, args...) \
({ if (ret < 0) netdev_warn(dev->net, fmt, ##args); })
@@ -1088,13 +1089,13 @@ static int smsc75xx_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
memcpy(&rx_cmd_b, skb->data, sizeof(rx_cmd_b));
le32_to_cpus(&rx_cmd_b);
- skb_pull(skb, 4 + NET_IP_ALIGN);
+ skb_pull(skb, 4 + RXW_PADDING);
packet = skb->data;
/* get the packet length */
- size = (rx_cmd_a & RX_CMD_A_LEN) - NET_IP_ALIGN;
- align_count = (4 - ((size + NET_IP_ALIGN) % 4)) % 4;
+ size = (rx_cmd_a & RX_CMD_A_LEN) - RXW_PADDING;
+ align_count = (4 - ((size + RXW_PADDING) % 4)) % 4;
if (unlikely(rx_cmd_a & RX_CMD_A_RED)) {
netif_dbg(dev, rx_err, dev->net,
diff --git a/drivers/net/wireless/ath/regd.c b/drivers/net/wireless/ath/regd.c
index 85fa9cc73502..65ecb5bab25a 100644
--- a/drivers/net/wireless/ath/regd.c
+++ b/drivers/net/wireless/ath/regd.c
@@ -254,6 +254,8 @@ ath_reg_apply_active_scan_flags(struct wiphy *wiphy,
int r;
sband = wiphy->bands[IEEE80211_BAND_2GHZ];
+ if (!sband)
+ return;
/*
* If no country IE has been received always enable active scan
diff --git a/drivers/net/wireless/b43/xmit.c b/drivers/net/wireless/b43/xmit.c
index 58ea0e5fabfd..5f77cbe0b6aa 100644
--- a/drivers/net/wireless/b43/xmit.c
+++ b/drivers/net/wireless/b43/xmit.c
@@ -175,6 +175,7 @@ void b43_generate_plcp_hdr(struct b43_plcp_hdr4 *plcp,
}
}
+/* TODO: verify if needed for SSLPN or LCN */
static u16 b43_generate_tx_phy_ctl1(struct b43_wldev *dev, u8 bitrate)
{
const struct b43_phy *phy = &dev->phy;
@@ -256,6 +257,9 @@ int b43_generate_txhdr(struct b43_wldev *dev,
unsigned int plcp_fragment_len;
u32 mac_ctl = 0;
u16 phy_ctl = 0;
+ bool fill_phy_ctl1 = (phy->type == B43_PHYTYPE_LP ||
+ phy->type == B43_PHYTYPE_N ||
+ phy->type == B43_PHYTYPE_HT);
u8 extra_ft = 0;
struct ieee80211_rate *txrate;
struct ieee80211_tx_rate *rates;
@@ -531,7 +535,7 @@ int b43_generate_txhdr(struct b43_wldev *dev,
extra_ft |= B43_TXH_EFT_RTSFB_CCK;
if (rates[0].flags & IEEE80211_TX_RC_USE_RTS_CTS &&
- phy->type == B43_PHYTYPE_N) {
+ fill_phy_ctl1) {
txhdr->phy_ctl1_rts = cpu_to_le16(
b43_generate_tx_phy_ctl1(dev, rts_rate));
txhdr->phy_ctl1_rts_fb = cpu_to_le16(
@@ -552,7 +556,7 @@ int b43_generate_txhdr(struct b43_wldev *dev,
break;
}
- if (phy->type == B43_PHYTYPE_N) {
+ if (fill_phy_ctl1) {
txhdr->phy_ctl1 =
cpu_to_le16(b43_generate_tx_phy_ctl1(dev, rate));
txhdr->phy_ctl1_fb =
@@ -736,7 +740,14 @@ void b43_rx(struct b43_wldev *dev, struct sk_buff *skb, const void *_rxhdr)
/* Link quality statistics */
switch (chanstat & B43_RX_CHAN_PHYTYPE) {
+ case B43_PHYTYPE_HT:
+ /* TODO: is max the right choice? */
+ status.signal = max_t(__s8,
+ max(rxhdr->phy_ht_power0, rxhdr->phy_ht_power1),
+ rxhdr->phy_ht_power2);
+ break;
case B43_PHYTYPE_N:
+ /* Broadcom has code for min and avg, but always uses max */
if (rxhdr->power0 == 16 || rxhdr->power0 == 32)
status.signal = max(rxhdr->power1, rxhdr->power2);
else
diff --git a/drivers/net/wireless/b43/xmit.h b/drivers/net/wireless/b43/xmit.h
index 16c514d54afa..98d90747836a 100644
--- a/drivers/net/wireless/b43/xmit.h
+++ b/drivers/net/wireless/b43/xmit.h
@@ -249,6 +249,12 @@ struct b43_rxhdr_fw4 {
} __packed;
} __packed;
union {
+ /* HT-PHY */
+ struct {
+ PAD_BYTES(1);
+ __s8 phy_ht_power0;
+ } __packed;
+
/* RSSI for N-PHYs */
struct {
__s8 power2;
@@ -257,7 +263,15 @@ struct b43_rxhdr_fw4 {
__le16 phy_status2; /* PHY RX Status 2 */
} __packed;
- __le16 phy_status3; /* PHY RX Status 3 */
+ union {
+ /* HT-PHY */
+ struct {
+ __s8 phy_ht_power1;
+ __s8 phy_ht_power2;
+ } __packed;
+
+ __le16 phy_status3; /* PHY RX Status 3 */
+ } __packed;
union {
/* Tested with 598.314, 644.1001 and 666.2 */
struct {
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/dma.c b/drivers/net/wireless/brcm80211/brcmsmac/dma.c
index b56a30297c26..6ebec8f42846 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/dma.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/dma.c
@@ -358,13 +358,14 @@ static uint nrxdactive(struct dma_info *di, uint h, uint t)
static uint _dma_ctrlflags(struct dma_info *di, uint mask, uint flags)
{
- uint dmactrlflags = di->dma.dmactrlflags;
+ uint dmactrlflags;
if (di == NULL) {
- DMA_ERROR(("%s: _dma_ctrlflags: NULL dma handle\n", di->name));
+ DMA_ERROR(("_dma_ctrlflags: NULL dma handle\n"));
return 0;
}
+ dmactrlflags = di->dma.dmactrlflags;
dmactrlflags &= ~mask;
dmactrlflags |= flags;
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c
index da3411057afc..ce918980e977 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c
+++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c
@@ -990,29 +990,16 @@ static int iwl_trans_tx_stop(struct iwl_trans *trans)
return 0;
}
-static void iwl_trans_pcie_disable_sync_irq(struct iwl_trans *trans)
+static void iwl_trans_pcie_stop_device(struct iwl_trans *trans)
{
unsigned long flags;
- struct iwl_trans_pcie *trans_pcie =
- IWL_TRANS_GET_PCIE_TRANS(trans);
+ struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
+ /* tell the device to stop sending interrupts */
spin_lock_irqsave(&trans->shrd->lock, flags);
iwl_disable_interrupts(trans);
spin_unlock_irqrestore(&trans->shrd->lock, flags);
- /* wait to make sure we flush pending tasklet*/
- synchronize_irq(bus(trans)->irq);
- tasklet_kill(&trans_pcie->irq_tasklet);
-}
-
-static void iwl_trans_pcie_stop_device(struct iwl_trans *trans)
-{
- /* stop and reset the on-board processor */
- iwl_write32(bus(trans), CSR_RESET, CSR_RESET_REG_FLAG_NEVO_RESET);
-
- /* tell the device to stop sending interrupts */
- iwl_trans_pcie_disable_sync_irq(trans);
-
/* device going down, Stop using ICT table */
iwl_disable_ict(trans);
@@ -1039,6 +1026,20 @@ static void iwl_trans_pcie_stop_device(struct iwl_trans *trans)
/* Stop the device, and put it in low power state */
iwl_apm_stop(priv(trans));
+
+ /* Upon stop, the APM issues an interrupt if HW RF kill is set.
+ * Clean again the interrupt here
+ */
+ spin_lock_irqsave(&trans->shrd->lock, flags);
+ iwl_disable_interrupts(trans);
+ spin_unlock_irqrestore(&trans->shrd->lock, flags);
+
+ /* wait to make sure we flush pending tasklet*/
+ synchronize_irq(bus(trans)->irq);
+ tasklet_kill(&trans_pcie->irq_tasklet);
+
+ /* stop and reset the on-board processor */
+ iwl_write32(bus(trans), CSR_RESET, CSR_RESET_REG_FLAG_NEVO_RESET);
}
static int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb,
diff --git a/drivers/net/wireless/libertas/cfg.c b/drivers/net/wireless/libertas/cfg.c
index 4fcd653bddc4..a7f1ab28940d 100644
--- a/drivers/net/wireless/libertas/cfg.c
+++ b/drivers/net/wireless/libertas/cfg.c
@@ -634,7 +634,7 @@ static int lbs_ret_scan(struct lbs_private *priv, unsigned long dummy,
if (channel &&
!(channel->flags & IEEE80211_CHAN_DISABLED))
cfg80211_inform_bss(wiphy, channel,
- bssid, le64_to_cpu(*(__le64 *)tsfdesc),
+ bssid, get_unaligned_le64(tsfdesc),
capa, intvl, ie, ielen,
LBS_SCAN_RSSI_TO_MBM(rssi),
GFP_KERNEL);
diff --git a/drivers/net/wireless/libertas/if_spi.c b/drivers/net/wireless/libertas/if_spi.c
index 11b69b300dc0..728baa445259 100644
--- a/drivers/net/wireless/libertas/if_spi.c
+++ b/drivers/net/wireless/libertas/if_spi.c
@@ -995,6 +995,7 @@ static int if_spi_host_to_card(struct lbs_private *priv,
spin_unlock_irqrestore(&card->buffer_lock, flags);
break;
default:
+ kfree(packet);
netdev_err(priv->dev, "can't transfer buffer of type %d\n",
type);
err = -EINVAL;
diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c
index dae8dbb24a03..8d3ab378662b 100644
--- a/drivers/net/wireless/mwifiex/scan.c
+++ b/drivers/net/wireless/mwifiex/scan.c
@@ -819,8 +819,10 @@ mwifiex_scan_setup_scan_config(struct mwifiex_private *priv,
wildcard_ssid_tlv->header.len = cpu_to_le16(
(u16) (ssid_len + sizeof(wildcard_ssid_tlv->
max_ssid_length)));
- wildcard_ssid_tlv->max_ssid_length =
- user_scan_in->ssid_list[ssid_idx].max_len;
+
+ /* max_ssid_length = 0 tells firmware to perform
+ specific scan for the SSID filled */
+ wildcard_ssid_tlv->max_ssid_length = 0;
memcpy(wildcard_ssid_tlv->ssid,
user_scan_in->ssid_list[ssid_idx].ssid,
@@ -1469,7 +1471,7 @@ mwifiex_update_curr_bss_params(struct mwifiex_private *priv, u8 *bssid,
s32 rssi, const u8 *ie_buf, size_t ie_len,
u16 beacon_period, u16 cap_info_bitmap, u8 band)
{
- struct mwifiex_bssdescriptor *bss_desc = NULL;
+ struct mwifiex_bssdescriptor *bss_desc;
int ret;
unsigned long flags;
u8 *beacon_ie;
@@ -1484,6 +1486,7 @@ mwifiex_update_curr_bss_params(struct mwifiex_private *priv, u8 *bssid,
beacon_ie = kmemdup(ie_buf, ie_len, GFP_KERNEL);
if (!beacon_ie) {
+ kfree(bss_desc);
dev_err(priv->adapter->dev, " failed to alloc beacon_ie\n");
return -ENOMEM;
}
diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
index f1565792f270..377876315b8d 100644
--- a/drivers/net/wireless/rt2x00/rt2800usb.c
+++ b/drivers/net/wireless/rt2x00/rt2800usb.c
@@ -919,6 +919,7 @@ static struct usb_device_id rt2800usb_device_table[] = {
{ USB_DEVICE(0x050d, 0x935b) },
/* Buffalo */
{ USB_DEVICE(0x0411, 0x00e8) },
+ { USB_DEVICE(0x0411, 0x0158) },
{ USB_DEVICE(0x0411, 0x016f) },
{ USB_DEVICE(0x0411, 0x01a2) },
/* Corega */
diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h
index 2ec5c00235e6..99ff12d0c29d 100644
--- a/drivers/net/wireless/rt2x00/rt2x00.h
+++ b/drivers/net/wireless/rt2x00/rt2x00.h
@@ -943,6 +943,7 @@ struct rt2x00_dev {
* Powersaving work
*/
struct delayed_work autowakeup_work;
+ struct work_struct sleep_work;
/*
* Data queue arrays for RX, TX, Beacon and ATIM.
diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c
index e1fb2a8569be..edd317fa7c0a 100644
--- a/drivers/net/wireless/rt2x00/rt2x00dev.c
+++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
@@ -465,6 +465,23 @@ static u8 *rt2x00lib_find_ie(u8 *data, unsigned int len, u8 ie)
return NULL;
}
+static void rt2x00lib_sleep(struct work_struct *work)
+{
+ struct rt2x00_dev *rt2x00dev =
+ container_of(work, struct rt2x00_dev, sleep_work);
+
+ if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))
+ return;
+
+ /*
+ * Check again is powersaving is enabled, to prevent races from delayed
+ * work execution.
+ */
+ if (!test_bit(CONFIG_POWERSAVING, &rt2x00dev->flags))
+ rt2x00lib_config(rt2x00dev, &rt2x00dev->hw->conf,
+ IEEE80211_CONF_CHANGE_PS);
+}
+
static void rt2x00lib_rxdone_check_ps(struct rt2x00_dev *rt2x00dev,
struct sk_buff *skb,
struct rxdone_entry_desc *rxdesc)
@@ -512,8 +529,7 @@ static void rt2x00lib_rxdone_check_ps(struct rt2x00_dev *rt2x00dev,
cam |= (tim_ie->bitmap_ctrl & 0x01);
if (!cam && !test_bit(CONFIG_POWERSAVING, &rt2x00dev->flags))
- rt2x00lib_config(rt2x00dev, &rt2x00dev->hw->conf,
- IEEE80211_CONF_CHANGE_PS);
+ queue_work(rt2x00dev->workqueue, &rt2x00dev->sleep_work);
}
static int rt2x00lib_rxdone_read_signal(struct rt2x00_dev *rt2x00dev,
@@ -1141,6 +1157,7 @@ int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev)
INIT_WORK(&rt2x00dev->intf_work, rt2x00lib_intf_scheduled);
INIT_DELAYED_WORK(&rt2x00dev->autowakeup_work, rt2x00lib_autowakeup);
+ INIT_WORK(&rt2x00dev->sleep_work, rt2x00lib_sleep);
/*
* Let the driver probe the device to detect the capabilities.
@@ -1197,6 +1214,7 @@ void rt2x00lib_remove_dev(struct rt2x00_dev *rt2x00dev)
*/
cancel_work_sync(&rt2x00dev->intf_work);
cancel_delayed_work_sync(&rt2x00dev->autowakeup_work);
+ cancel_work_sync(&rt2x00dev->sleep_work);
if (rt2x00_is_usb(rt2x00dev)) {
del_timer_sync(&rt2x00dev->txstatus_timer);
cancel_work_sync(&rt2x00dev->rxdone_work);
diff --git a/drivers/net/wireless/wl12xx/scan.c b/drivers/net/wireless/wl12xx/scan.c
index 128ccb79318c..fc29c671cf3b 100644
--- a/drivers/net/wireless/wl12xx/scan.c
+++ b/drivers/net/wireless/wl12xx/scan.c
@@ -559,7 +559,7 @@ wl12xx_scan_sched_scan_ssid_list(struct wl1271 *wl,
break;
}
/* Fail if SSID isn't present in the filters */
- if (j == req->n_ssids) {
+ if (j == cmd->n_ssids) {
ret = -EINVAL;
goto out_free;
}
diff --git a/drivers/s390/net/Kconfig b/drivers/s390/net/Kconfig
index fa80ba1f0344..9b66d2d1809b 100644
--- a/drivers/s390/net/Kconfig
+++ b/drivers/s390/net/Kconfig
@@ -4,7 +4,7 @@ menu "S/390 network device drivers"
config LCS
def_tristate m
prompt "Lan Channel Station Interface"
- depends on CCW && NETDEVICES && (NET_ETHERNET || TR || FDDI)
+ depends on CCW && NETDEVICES && (ETHERNET || TR || FDDI)
help
Select this option if you want to use LCS networking on IBM System z.
This device driver supports Token Ring (IEEE 802.5),
diff --git a/drivers/s390/net/lcs.c b/drivers/s390/net/lcs.c
index c28713da1ec5..863fc2197155 100644
--- a/drivers/s390/net/lcs.c
+++ b/drivers/s390/net/lcs.c
@@ -50,7 +50,7 @@
#include "lcs.h"
-#if !defined(CONFIG_NET_ETHERNET) && \
+#if !defined(CONFIG_ETHERNET) && \
!defined(CONFIG_TR) && !defined(CONFIG_FDDI)
#error Cannot compile lcs.c without some net devices switched on.
#endif
@@ -1634,7 +1634,7 @@ lcs_startlan_auto(struct lcs_card *card)
int rc;
LCS_DBF_TEXT(2, trace, "strtauto");
-#ifdef CONFIG_NET_ETHERNET
+#ifdef CONFIG_ETHERNET
card->lan_type = LCS_FRAME_TYPE_ENET;
rc = lcs_send_startlan(card, LCS_INITIATOR_TCPIP);
if (rc == 0)
@@ -2166,7 +2166,7 @@ lcs_new_device(struct ccwgroup_device *ccwgdev)
goto netdev_out;
}
switch (card->lan_type) {
-#ifdef CONFIG_NET_ETHERNET
+#ifdef CONFIG_ETHERNET
case LCS_FRAME_TYPE_ENET:
card->lan_type_trans = eth_type_trans;
dev = alloc_etherdev(0);
diff --git a/drivers/s390/net/netiucv.c b/drivers/s390/net/netiucv.c
index 3251333a23df..b6a6356d09b3 100644
--- a/drivers/s390/net/netiucv.c
+++ b/drivers/s390/net/netiucv.c
@@ -1994,6 +1994,8 @@ static struct net_device *netiucv_init_netdevice(char *username)
netiucv_setup_netdevice);
if (!dev)
return NULL;
+ if (dev_alloc_name(dev, dev->name) < 0)
+ goto out_netdev;
privptr = netdev_priv(dev);
privptr->fsm = init_fsm("netiucvdev", dev_state_names,
diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h
index b77c65ed1381..4abc79d3963f 100644
--- a/drivers/s390/net/qeth_core.h
+++ b/drivers/s390/net/qeth_core.h
@@ -236,8 +236,7 @@ static inline int qeth_is_ipa_enabled(struct qeth_ipa_info *ipa,
#define QETH_IN_BUF_COUNT_MAX 128
#define QETH_MAX_BUFFER_ELEMENTS(card) ((card)->qdio.in_buf_size >> 12)
#define QETH_IN_BUF_REQUEUE_THRESHOLD(card) \
- ((card)->ssqd.qdioac1 & AC1_SIGA_INPUT_NEEDED ? 1 : \
- ((card)->qdio.in_buf_pool.buf_count / 2))
+ ((card)->qdio.in_buf_pool.buf_count / 2)
/* buffers we have to be behind before we get a PCI */
#define QETH_PCI_THRESHOLD_A(card) ((card)->qdio.in_buf_pool.buf_count+1)
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index 81534437373a..fff57de78943 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -881,7 +881,6 @@ EXPORT_SYMBOL_GPL(qeth_do_run_thread);
void qeth_schedule_recovery(struct qeth_card *card)
{
QETH_CARD_TEXT(card, 2, "startrec");
- WARN_ON(1);
if (qeth_set_thread_start_bit(card, QETH_RECOVER_THREAD) == 0)
schedule_work(&card->kernel_thread_starter);
}
diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c
index e4c1176ee25b..4d5307ddbe55 100644
--- a/drivers/s390/net/qeth_l3_main.c
+++ b/drivers/s390/net/qeth_l3_main.c
@@ -2756,11 +2756,13 @@ int inline qeth_l3_get_cast_type(struct qeth_card *card, struct sk_buff *skb)
struct neighbour *n = NULL;
struct dst_entry *dst;
+ rcu_read_lock();
dst = skb_dst(skb);
if (dst)
n = dst_get_neighbour(dst);
if (n) {
cast_type = n->type;
+ rcu_read_unlock();
if ((cast_type == RTN_BROADCAST) ||
(cast_type == RTN_MULTICAST) ||
(cast_type == RTN_ANYCAST))
@@ -2768,6 +2770,8 @@ int inline qeth_l3_get_cast_type(struct qeth_card *card, struct sk_buff *skb)
else
return RTN_UNSPEC;
}
+ rcu_read_unlock();
+
/* try something else */
if (skb->protocol == ETH_P_IPV6)
return (skb_network_header(skb)[24] == 0xff) ?
@@ -2847,6 +2851,8 @@ static void qeth_l3_fill_header(struct qeth_card *card, struct qeth_hdr *hdr,
}
hdr->hdr.l3.length = skb->len - sizeof(struct qeth_hdr);
+
+ rcu_read_lock();
dst = skb_dst(skb);
if (dst)
n = dst_get_neighbour(dst);
@@ -2893,6 +2899,7 @@ static void qeth_l3_fill_header(struct qeth_card *card, struct qeth_hdr *hdr,
QETH_CAST_UNICAST | QETH_HDR_PASSTHRU;
}
}
+ rcu_read_unlock();
}
static inline void qeth_l3_hdr_csum(struct qeth_card *card,
diff --git a/drivers/s390/net/qeth_l3_sys.c b/drivers/s390/net/qeth_l3_sys.c
index 0ea2fbfe0e99..d979bb26522f 100644
--- a/drivers/s390/net/qeth_l3_sys.c
+++ b/drivers/s390/net/qeth_l3_sys.c
@@ -335,10 +335,10 @@ static ssize_t qeth_l3_dev_sniffer_store(struct device *dev,
QETH_IN_BUF_COUNT_MAX)
qeth_realloc_buffer_pool(card,
QETH_IN_BUF_COUNT_MAX);
- break;
} else
rc = -EPERM;
- default: /* fall through */
+ break;
+ default:
rc = -EINVAL;
}
out:
diff --git a/drivers/usb/gadget/f_phonet.c b/drivers/usb/gadget/f_phonet.c
index 349077033338..16a509ae517b 100644
--- a/drivers/usb/gadget/f_phonet.c
+++ b/drivers/usb/gadget/f_phonet.c
@@ -346,7 +346,7 @@ static void pn_rx_complete(struct usb_ep *ep, struct usb_request *req)
}
skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, page,
- skb->len == 0, req->actual);
+ skb->len <= 1, req->actual);
page = NULL;
if (req->actual < req->length) { /* Last fragment */
diff --git a/include/linux/inet_diag.h b/include/linux/inet_diag.h
index 80b480c97532..abf5028db981 100644
--- a/include/linux/inet_diag.h
+++ b/include/linux/inet_diag.h
@@ -98,9 +98,10 @@ enum {
INET_DIAG_VEGASINFO,
INET_DIAG_CONG,
INET_DIAG_TOS,
+ INET_DIAG_TCLASS,
};
-#define INET_DIAG_MAX INET_DIAG_TOS
+#define INET_DIAG_MAX INET_DIAG_TCLASS
/* INET_DIAG_MEM */
diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h
index ab90ae0970a6..6cc18f371675 100644
--- a/include/net/bluetooth/l2cap.h
+++ b/include/net/bluetooth/l2cap.h
@@ -39,8 +39,11 @@
#define L2CAP_DEFAULT_ACK_TO 200
#define L2CAP_LE_DEFAULT_MTU 23
-#define L2CAP_CONN_TIMEOUT (40000) /* 40 seconds */
-#define L2CAP_INFO_TIMEOUT (4000) /* 4 seconds */
+#define L2CAP_DISC_TIMEOUT (100)
+#define L2CAP_DISC_REJ_TIMEOUT (5000) /* 5 seconds */
+#define L2CAP_ENC_TIMEOUT (5000) /* 5 seconds */
+#define L2CAP_CONN_TIMEOUT (40000) /* 40 seconds */
+#define L2CAP_INFO_TIMEOUT (4000) /* 4 seconds */
/* L2CAP socket address */
struct sockaddr_l2 {
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 92cf1c2c30c9..95852e36713b 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -456,6 +456,9 @@ enum station_parameters_apply_mask {
* as the AC bitmap in the QoS info field
* @max_sp: max Service Period. same format as the MAX_SP in the
* QoS info field (but already shifted down)
+ * @sta_modify_mask: bitmap indicating which parameters changed
+ * (for those that don't have a natural "no change" value),
+ * see &enum station_parameters_apply_mask
*/
struct station_parameters {
u8 *supported_rates;
@@ -615,6 +618,7 @@ struct sta_bss_parameters {
* user space MLME/SME implementation. The information is provided for
* the cfg80211_new_sta() calls to notify user space of the IEs.
* @assoc_req_ies_len: Length of assoc_req_ies buffer in octets.
+ * @sta_flags: station flags mask & values
*/
struct station_info {
u32 filled;
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index c1c597e3e198..e0af7237cd92 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -673,7 +673,7 @@ int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type)
goto encrypt;
auth:
- if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend))
+ if (test_and_set_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend))
return 0;
if (!hci_conn_auth(conn, sec_level, auth_type))
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 8cd12917733b..5ea94a1eecf2 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -251,7 +251,7 @@ static void l2cap_chan_timeout(unsigned long arg)
if (sock_owned_by_user(sk)) {
/* sk is owned by user. Try again later */
- __set_chan_timer(chan, HZ / 5);
+ __set_chan_timer(chan, L2CAP_DISC_TIMEOUT);
bh_unlock_sock(sk);
chan_put(chan);
return;
@@ -2488,7 +2488,7 @@ static inline int l2cap_connect_rsp(struct l2cap_conn *conn, struct l2cap_cmd_hd
if (sock_owned_by_user(sk)) {
l2cap_state_change(chan, BT_DISCONN);
__clear_chan_timer(chan);
- __set_chan_timer(chan, HZ / 5);
+ __set_chan_timer(chan, L2CAP_DISC_TIMEOUT);
break;
}
@@ -2661,7 +2661,7 @@ static inline int l2cap_config_rsp(struct l2cap_conn *conn, struct l2cap_cmd_hdr
default:
sk->sk_err = ECONNRESET;
- __set_chan_timer(chan, HZ * 5);
+ __set_chan_timer(chan, L2CAP_DISC_REJ_TIMEOUT);
l2cap_send_disconn_req(conn, chan, ECONNRESET);
goto done;
}
@@ -2718,7 +2718,7 @@ static inline int l2cap_disconnect_req(struct l2cap_conn *conn, struct l2cap_cmd
if (sock_owned_by_user(sk)) {
l2cap_state_change(chan, BT_DISCONN);
__clear_chan_timer(chan);
- __set_chan_timer(chan, HZ / 5);
+ __set_chan_timer(chan, L2CAP_DISC_TIMEOUT);
bh_unlock_sock(sk);
return 0;
}
@@ -2752,7 +2752,7 @@ static inline int l2cap_disconnect_rsp(struct l2cap_conn *conn, struct l2cap_cmd
if (sock_owned_by_user(sk)) {
l2cap_state_change(chan,BT_DISCONN);
__clear_chan_timer(chan);
- __set_chan_timer(chan, HZ / 5);
+ __set_chan_timer(chan, L2CAP_DISC_TIMEOUT);
bh_unlock_sock(sk);
return 0;
}
@@ -3998,7 +3998,7 @@ static inline void l2cap_check_encryption(struct l2cap_chan *chan, u8 encrypt)
if (encrypt == 0x00) {
if (chan->sec_level == BT_SECURITY_MEDIUM) {
__clear_chan_timer(chan);
- __set_chan_timer(chan, HZ * 5);
+ __set_chan_timer(chan, L2CAP_ENC_TIMEOUT);
} else if (chan->sec_level == BT_SECURITY_HIGH)
l2cap_chan_close(chan, ECONNREFUSED);
} else {
@@ -4066,7 +4066,7 @@ static int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt)
L2CAP_CONN_REQ, sizeof(req), &req);
} else {
__clear_chan_timer(chan);
- __set_chan_timer(chan, HZ / 10);
+ __set_chan_timer(chan, L2CAP_DISC_TIMEOUT);
}
} else if (chan->state == BT_CONNECT2) {
struct l2cap_conn_rsp rsp;
@@ -4086,7 +4086,7 @@ static int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt)
}
} else {
l2cap_state_change(chan, BT_DISCONN);
- __set_chan_timer(chan, HZ / 10);
+ __set_chan_timer(chan, L2CAP_DISC_TIMEOUT);
res = L2CAP_CR_SEC_BLOCK;
stat = L2CAP_CS_NO_INFO;
}
diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c
index 995cbe0ac0b2..a5f4e5769809 100644
--- a/net/bridge/br_multicast.c
+++ b/net/bridge/br_multicast.c
@@ -1501,6 +1501,8 @@ static int br_multicast_ipv6_rcv(struct net_bridge *br,
__skb_pull(skb2, offset);
skb_reset_transport_header(skb2);
+ skb_postpull_rcsum(skb2, skb_network_header(skb2),
+ skb_network_header_len(skb2));
icmp6_type = icmp6_hdr(skb2)->icmp6_type;
@@ -1770,7 +1772,7 @@ int br_multicast_toggle(struct net_bridge *br, unsigned long val)
int err = 0;
struct net_bridge_mdb_htable *mdb;
- spin_lock(&br->multicast_lock);
+ spin_lock_bh(&br->multicast_lock);
if (br->multicast_disabled == !val)
goto unlock;
@@ -1806,7 +1808,7 @@ rollback:
}
unlock:
- spin_unlock(&br->multicast_lock);
+ spin_unlock_bh(&br->multicast_lock);
return err;
}
diff --git a/net/ipv4/ah4.c b/net/ipv4/ah4.c
index c1f4154552fc..36d14406261e 100644
--- a/net/ipv4/ah4.c
+++ b/net/ipv4/ah4.c
@@ -136,8 +136,6 @@ static void ah_output_done(struct crypto_async_request *base, int err)
memcpy(top_iph+1, iph+1, top_iph->ihl*4 - sizeof(struct iphdr));
}
- err = ah->nexthdr;
-
kfree(AH_SKB_CB(skb)->tmp);
xfrm_output_resume(skb, err);
}
@@ -264,12 +262,12 @@ static void ah_input_done(struct crypto_async_request *base, int err)
if (err)
goto out;
+ err = ah->nexthdr;
+
skb->network_header += ah_hlen;
memcpy(skb_network_header(skb), work_iph, ihl);
__skb_pull(skb, ah_hlen + ihl);
skb_set_transport_header(skb, -ihl);
-
- err = ah->nexthdr;
out:
kfree(AH_SKB_CB(skb)->tmp);
xfrm_input_resume(skb, err);
@@ -371,8 +369,6 @@ static int ah_input(struct xfrm_state *x, struct sk_buff *skb)
if (err == -EINPROGRESS)
goto out;
- if (err == -EBUSY)
- err = NET_XMIT_DROP;
goto out_free;
}
diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c
index f5e2bdaef949..68e8ac514383 100644
--- a/net/ipv4/inet_diag.c
+++ b/net/ipv4/inet_diag.c
@@ -133,8 +133,8 @@ static int inet_csk_diag_fill(struct sock *sk,
&np->rcv_saddr);
ipv6_addr_copy((struct in6_addr *)r->id.idiag_dst,
&np->daddr);
- if (ext & (1 << (INET_DIAG_TOS - 1)))
- RTA_PUT_U8(skb, INET_DIAG_TOS, np->tclass);
+ if (ext & (1 << (INET_DIAG_TCLASS - 1)))
+ RTA_PUT_U8(skb, INET_DIAG_TCLASS, np->tclass);
}
#endif
diff --git a/net/ipv4/ip_options.c b/net/ipv4/ip_options.c
index ec93335901dd..05d20cca9d66 100644
--- a/net/ipv4/ip_options.c
+++ b/net/ipv4/ip_options.c
@@ -640,6 +640,7 @@ int ip_options_rcv_srr(struct sk_buff *skb)
}
if (srrptr <= srrspace) {
opt->srr_is_hit = 1;
+ iph->daddr = nexthop;
opt->is_changed = 1;
}
return 0;
diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c
index a06f73fdb3c0..43d4c3b22369 100644
--- a/net/ipv4/ping.c
+++ b/net/ipv4/ping.c
@@ -339,7 +339,6 @@ void ping_err(struct sk_buff *skb, u32 info)
sk = ping_v4_lookup(net, iph->daddr, iph->saddr,
ntohs(icmph->un.echo.id), skb->dev->ifindex);
if (sk == NULL) {
- ICMP_INC_STATS_BH(net, ICMP_MIB_INERRORS);
pr_debug("no socket, dropping\n");
return; /* No socket for error */
}
@@ -679,7 +678,6 @@ static int ping_queue_rcv_skb(struct sock *sk, struct sk_buff *skb)
pr_debug("ping_queue_rcv_skb(sk=%p,sk->num=%d,skb=%p)\n",
inet_sk(sk), inet_sk(sk)->inet_num, skb);
if (sock_queue_rcv_skb(sk, skb) < 0) {
- ICMP_INC_STATS_BH(sock_net(sk), ICMP_MIB_INERRORS);
kfree_skb(skb);
pr_debug("ping_queue_rcv_skb -> failed\n");
return -1;
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 155138d8ec8b..0c74da8a0473 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1304,16 +1304,42 @@ static void rt_del(unsigned hash, struct rtable *rt)
spin_unlock_bh(rt_hash_lock_addr(hash));
}
+static int check_peer_redir(struct dst_entry *dst, struct inet_peer *peer)
+{
+ struct rtable *rt = (struct rtable *) dst;
+ __be32 orig_gw = rt->rt_gateway;
+ struct neighbour *n, *old_n;
+
+ dst_confirm(&rt->dst);
+
+ rt->rt_gateway = peer->redirect_learned.a4;
+
+ n = ipv4_neigh_lookup(&rt->dst, &rt->rt_gateway);
+ if (IS_ERR(n))
+ return PTR_ERR(n);
+ old_n = xchg(&rt->dst._neighbour, n);
+ if (old_n)
+ neigh_release(old_n);
+ if (!n || !(n->nud_state & NUD_VALID)) {
+ if (n)
+ neigh_event_send(n, NULL);
+ rt->rt_gateway = orig_gw;
+ return -EAGAIN;
+ } else {
+ rt->rt_flags |= RTCF_REDIRECTED;
+ call_netevent_notifiers(NETEVENT_NEIGH_UPDATE, n);
+ }
+ return 0;
+}
+
/* called in rcu_read_lock() section */
void ip_rt_redirect(__be32 old_gw, __be32 daddr, __be32 new_gw,
__be32 saddr, struct net_device *dev)
{
int s, i;
struct in_device *in_dev = __in_dev_get_rcu(dev);
- struct rtable *rt;
__be32 skeys[2] = { saddr, 0 };
int ikeys[2] = { dev->ifindex, 0 };
- struct flowi4 fl4;
struct inet_peer *peer;
struct net *net;
@@ -1336,33 +1362,42 @@ void ip_rt_redirect(__be32 old_gw, __be32 daddr, __be32 new_gw,
goto reject_redirect;
}
- memset(&fl4, 0, sizeof(fl4));
- fl4.daddr = daddr;
for (s = 0; s < 2; s++) {
for (i = 0; i < 2; i++) {
- fl4.flowi4_oif = ikeys[i];
- fl4.saddr = skeys[s];
- rt = __ip_route_output_key(net, &fl4);
- if (IS_ERR(rt))
- continue;
-
- if (rt->dst.error || rt->dst.dev != dev ||
- rt->rt_gateway != old_gw) {
- ip_rt_put(rt);
- continue;
- }
+ unsigned int hash;
+ struct rtable __rcu **rthp;
+ struct rtable *rt;
+
+ hash = rt_hash(daddr, skeys[s], ikeys[i], rt_genid(net));
+
+ rthp = &rt_hash_table[hash].chain;
+
+ while ((rt = rcu_dereference(*rthp)) != NULL) {
+ rthp = &rt->dst.rt_next;
+
+ if (rt->rt_key_dst != daddr ||
+ rt->rt_key_src != skeys[s] ||
+ rt->rt_oif != ikeys[i] ||
+ rt_is_input_route(rt) ||
+ rt_is_expired(rt) ||
+ !net_eq(dev_net(rt->dst.dev), net) ||
+ rt->dst.error ||
+ rt->dst.dev != dev ||
+ rt->rt_gateway != old_gw)
+ continue;
- if (!rt->peer)
- rt_bind_peer(rt, rt->rt_dst, 1);
+ if (!rt->peer)
+ rt_bind_peer(rt, rt->rt_dst, 1);
- peer = rt->peer;
- if (peer) {
- peer->redirect_learned.a4 = new_gw;
- atomic_inc(&__rt_peer_genid);
+ peer = rt->peer;
+ if (peer) {
+ if (peer->redirect_learned.a4 != new_gw) {
+ peer->redirect_learned.a4 = new_gw;
+ atomic_inc(&__rt_peer_genid);
+ }
+ check_peer_redir(&rt->dst, peer);
+ }
}
-
- ip_rt_put(rt);
- return;
}
}
return;
@@ -1649,33 +1684,6 @@ static void ip_rt_update_pmtu(struct dst_entry *dst, u32 mtu)
}
}
-static int check_peer_redir(struct dst_entry *dst, struct inet_peer *peer)
-{
- struct rtable *rt = (struct rtable *) dst;
- __be32 orig_gw = rt->rt_gateway;
- struct neighbour *n, *old_n;
-
- dst_confirm(&rt->dst);
-
- rt->rt_gateway = peer->redirect_learned.a4;
-
- n = ipv4_neigh_lookup(&rt->dst, &rt->rt_gateway);
- if (IS_ERR(n))
- return PTR_ERR(n);
- old_n = xchg(&rt->dst._neighbour, n);
- if (old_n)
- neigh_release(old_n);
- if (!n || !(n->nud_state & NUD_VALID)) {
- if (n)
- neigh_event_send(n, NULL);
- rt->rt_gateway = orig_gw;
- return -EAGAIN;
- } else {
- rt->rt_flags |= RTCF_REDIRECTED;
- call_netevent_notifiers(NETEVENT_NEIGH_UPDATE, n);
- }
- return 0;
-}
static struct dst_entry *ipv4_dst_check(struct dst_entry *dst, u32 cookie)
{
@@ -2845,7 +2853,7 @@ static int rt_fill_info(struct net *net,
struct rtable *rt = skb_rtable(skb);
struct rtmsg *r;
struct nlmsghdr *nlh;
- long expires = 0;
+ unsigned long expires = 0;
const struct inet_peer *peer = rt->peer;
u32 id = 0, ts = 0, tsage = 0, error;
@@ -2902,8 +2910,12 @@ static int rt_fill_info(struct net *net,
tsage = get_seconds() - peer->tcp_ts_stamp;
}
expires = ACCESS_ONCE(peer->pmtu_expires);
- if (expires)
- expires -= jiffies;
+ if (expires) {
+ if (time_before(jiffies, expires))
+ expires -= jiffies;
+ else
+ expires = 0;
+ }
}
if (rt_is_input_route(rt)) {
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index a7443159c400..a9db4b1a2215 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1510,6 +1510,7 @@ exit:
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_LISTENDROPS);
return NULL;
put_and_exit:
+ tcp_clear_xmit_timers(newsk);
bh_unlock_sock(newsk);
sock_put(newsk);
goto exit;
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 980b98f6288c..63170e297540 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -1382,7 +1382,7 @@ static inline int tcp_minshall_check(const struct tcp_sock *tp)
/* Return 0, if packet can be sent now without violation Nagle's rules:
* 1. It is full sized.
* 2. Or it contains FIN. (already checked by caller)
- * 3. Or TCP_NODELAY was set.
+ * 3. Or TCP_CORK is not set, and TCP_NODELAY is set.
* 4. Or TCP_CORK is not set, and all sent packets are ACKed.
* With Minshall's modification: all sent small packets are ACKed.
*/
diff --git a/net/ipv6/ah6.c b/net/ipv6/ah6.c
index 2195ae651923..4c0f894d0843 100644
--- a/net/ipv6/ah6.c
+++ b/net/ipv6/ah6.c
@@ -324,8 +324,6 @@ static void ah6_output_done(struct crypto_async_request *base, int err)
#endif
}
- err = ah->nexthdr;
-
kfree(AH_SKB_CB(skb)->tmp);
xfrm_output_resume(skb, err);
}
@@ -466,12 +464,12 @@ static void ah6_input_done(struct crypto_async_request *base, int err)
if (err)
goto out;
+ err = ah->nexthdr;
+
skb->network_header += ah_hlen;
memcpy(skb_network_header(skb), work_iph, hdr_len);
__skb_pull(skb, ah_hlen + hdr_len);
skb_set_transport_header(skb, -hdr_len);
-
- err = ah->nexthdr;
out:
kfree(AH_SKB_CB(skb)->tmp);
xfrm_input_resume(skb, err);
@@ -583,8 +581,6 @@ static int ah6_input(struct xfrm_state *x, struct sk_buff *skb)
if (err == -EINPROGRESS)
goto out;
- if (err == -EBUSY)
- err = NET_XMIT_DROP;
goto out_free;
}
diff --git a/net/ipv6/ip6_input.c b/net/ipv6/ip6_input.c
index 027c7ff6f1e5..a46c64eb0a66 100644
--- a/net/ipv6/ip6_input.c
+++ b/net/ipv6/ip6_input.c
@@ -111,6 +111,14 @@ int ipv6_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt
ipv6_addr_loopback(&hdr->daddr))
goto err;
+ /*
+ * RFC4291 2.7
+ * Multicast addresses must not be used as source addresses in IPv6
+ * packets or appear in any Routing header.
+ */
+ if (ipv6_addr_is_multicast(&hdr->saddr))
+ goto err;
+
skb->transport_header = skb->network_header + sizeof(*hdr);
IP6CB(skb)->nhoff = offsetof(struct ipv6hdr, nexthdr);
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index bdc15c9003d7..4e2e9ff67ef2 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -289,6 +289,8 @@ static struct ip6_tnl *ip6_tnl_create(struct net *net, struct ip6_tnl_parm *p)
if ((err = register_netdevice(dev)) < 0)
goto failed_free;
+ strcpy(t->parms.name, dev->name);
+
dev_hold(dev);
ip6_tnl_link(ip6n, t);
return t;
@@ -1407,7 +1409,6 @@ ip6_tnl_dev_init_gen(struct net_device *dev)
struct ip6_tnl *t = netdev_priv(dev);
t->dev = dev;
- strcpy(t->parms.name, dev->name);
dev->tstats = alloc_percpu(struct pcpu_tstats);
if (!dev->tstats)
return -ENOMEM;
@@ -1487,6 +1488,7 @@ static void __net_exit ip6_tnl_destroy_tunnels(struct ip6_tnl_net *ip6n)
static int __net_init ip6_tnl_init_net(struct net *net)
{
struct ip6_tnl_net *ip6n = net_generic(net, ip6_tnl_net_id);
+ struct ip6_tnl *t = NULL;
int err;
ip6n->tnls[0] = ip6n->tnls_wc;
@@ -1507,6 +1509,10 @@ static int __net_init ip6_tnl_init_net(struct net *net)
err = register_netdev(ip6n->fb_tnl_dev);
if (err < 0)
goto err_register;
+
+ t = netdev_priv(ip6n->fb_tnl_dev);
+
+ strcpy(t->parms.name, ip6n->fb_tnl_dev->name);
return 0;
err_register:
diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c
index bf8d50c67931..cf0f308abf5e 100644
--- a/net/l2tp/l2tp_core.c
+++ b/net/l2tp/l2tp_core.c
@@ -756,9 +756,6 @@ static int l2tp_udp_recv_core(struct l2tp_tunnel *tunnel, struct sk_buff *skb,
goto error;
}
- /* Point to L2TP header */
- optr = ptr = skb->data;
-
/* Trace packet contents, if enabled */
if (tunnel->debug & L2TP_MSG_DATA) {
length = min(32u, skb->len);
@@ -769,12 +766,15 @@ static int l2tp_udp_recv_core(struct l2tp_tunnel *tunnel, struct sk_buff *skb,
offset = 0;
do {
- printk(" %02X", ptr[offset]);
+ printk(" %02X", skb->data[offset]);
} while (++offset < length);
printk("\n");
}
+ /* Point to L2TP header */
+ optr = ptr = skb->data;
+
/* Get L2TP header flags */
hdrflags = ntohs(*(__be16 *) ptr);
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 72c8bea81a6c..b1b1bb368f70 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1487,6 +1487,7 @@ static bool ieee80211_assoc_success(struct ieee80211_work *wk,
int i, j, err;
bool have_higher_than_11mbit = false;
u16 ap_ht_cap_flags;
+ int min_rate = INT_MAX, min_rate_index = -1;
/* AssocResp and ReassocResp have identical structure */
@@ -1553,6 +1554,10 @@ static bool ieee80211_assoc_success(struct ieee80211_work *wk,
rates |= BIT(j);
if (is_basic)
basic_rates |= BIT(j);
+ if (rate < min_rate) {
+ min_rate = rate;
+ min_rate_index = j;
+ }
break;
}
}
@@ -1570,11 +1575,25 @@ static bool ieee80211_assoc_success(struct ieee80211_work *wk,
rates |= BIT(j);
if (is_basic)
basic_rates |= BIT(j);
+ if (rate < min_rate) {
+ min_rate = rate;
+ min_rate_index = j;
+ }
break;
}
}
}
+ /*
+ * some buggy APs don't advertise basic_rates. use the lowest
+ * supported rate instead.
+ */
+ if (unlikely(!basic_rates) && min_rate_index >= 0) {
+ printk(KERN_DEBUG "%s: No basic rates in AssocResp. "
+ "Using min supported rate instead.\n", sdata->name);
+ basic_rates = BIT(min_rate_index);
+ }
+
sta->sta.supp_rates[wk->chan->band] = rates;
sdata->vif.bss_conf.basic_rates = basic_rates;
@@ -2269,6 +2288,7 @@ void ieee80211_sta_quiesce(struct ieee80211_sub_if_data *sdata)
cancel_work_sync(&ifmgd->request_smps_work);
+ cancel_work_sync(&ifmgd->monitor_work);
cancel_work_sync(&ifmgd->beacon_connection_loss_work);
if (del_timer_sync(&ifmgd->timer))
set_bit(TMR_RUNNING_TIMER, &ifmgd->timers_running);
@@ -2277,7 +2297,6 @@ void ieee80211_sta_quiesce(struct ieee80211_sub_if_data *sdata)
if (del_timer_sync(&ifmgd->chswitch_timer))
set_bit(TMR_RUNNING_CHANSW, &ifmgd->timers_running);
- cancel_work_sync(&ifmgd->monitor_work);
/* these will just be re-established on connection */
del_timer_sync(&ifmgd->conn_mon_timer);
del_timer_sync(&ifmgd->bcn_mon_timer);
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index bb53726cb04a..fb123e2e081a 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -141,8 +141,9 @@ ieee80211_add_rx_radiotap_header(struct ieee80211_local *local,
pos++;
/* IEEE80211_RADIOTAP_RATE */
- if (status->flag & RX_FLAG_HT) {
+ if (!rate || status->flag & RX_FLAG_HT) {
/*
+ * Without rate information don't add it. If we have,
* MCS information is a separate field in radiotap,
* added below. The byte here is needed as padding
* for the channel though, so initialise it to 0.
@@ -163,12 +164,14 @@ ieee80211_add_rx_radiotap_header(struct ieee80211_local *local,
else if (status->flag & RX_FLAG_HT)
put_unaligned_le16(IEEE80211_CHAN_DYN | IEEE80211_CHAN_2GHZ,
pos);
- else if (rate->flags & IEEE80211_RATE_ERP_G)
+ else if (rate && rate->flags & IEEE80211_RATE_ERP_G)
put_unaligned_le16(IEEE80211_CHAN_OFDM | IEEE80211_CHAN_2GHZ,
pos);
- else
+ else if (rate)
put_unaligned_le16(IEEE80211_CHAN_CCK | IEEE80211_CHAN_2GHZ,
pos);
+ else
+ put_unaligned_le16(IEEE80211_CHAN_2GHZ, pos);
pos += 2;
/* IEEE80211_RADIOTAP_DBM_ANTSIGNAL */
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index ce962d2c8782..8eaa746ec7a2 100644
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -1354,12 +1354,12 @@ ieee80211_sta_ps_deliver_response(struct sta_info *sta,
* Use MoreData flag to indicate whether there are
* more buffered frames for this STA
*/
- if (!more_data)
- hdr->frame_control &=
- cpu_to_le16(~IEEE80211_FCTL_MOREDATA);
- else
+ if (more_data || !skb_queue_empty(&frames))
hdr->frame_control |=
cpu_to_le16(IEEE80211_FCTL_MOREDATA);
+ else
+ hdr->frame_control &=
+ cpu_to_le16(~IEEE80211_FCTL_MOREDATA);
if (ieee80211_is_data_qos(hdr->frame_control) ||
ieee80211_is_qos_nullfunc(hdr->frame_control))
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 51e256c5fb78..eca0fad09709 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -881,6 +881,8 @@ struct sk_buff *ieee80211_build_probe_req(struct ieee80211_sub_if_data *sdata,
skb = ieee80211_probereq_get(&local->hw, &sdata->vif,
ssid, ssid_len,
buf, buf_len);
+ if (!skb)
+ goto out;
if (dst) {
mgmt = (struct ieee80211_mgmt *) skb->data;
@@ -889,6 +891,8 @@ struct sk_buff *ieee80211_build_probe_req(struct ieee80211_sub_if_data *sdata,
}
IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT;
+
+ out:
kfree(buf);
return skb;
diff --git a/net/rds/Kconfig b/net/rds/Kconfig
index 4cf6dc7910e4..ec753b3ae72a 100644
--- a/net/rds/Kconfig
+++ b/net/rds/Kconfig
@@ -9,7 +9,6 @@ config RDS
config RDS_RDMA
tristate "RDS over Infiniband and iWARP"
- select LLIST
depends on RDS && INFINIBAND && INFINIBAND_ADDR_TRANS
---help---
Allow RDS to use Infiniband and iWARP as a transport.
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 48260c2d092a..b3a476fe8272 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -132,8 +132,7 @@ static const struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] = {
[NL80211_ATTR_MESH_CONFIG] = { .type = NLA_NESTED },
[NL80211_ATTR_SUPPORT_MESH_AUTH] = { .type = NLA_FLAG },
- [NL80211_ATTR_HT_CAPABILITY] = { .type = NLA_BINARY,
- .len = NL80211_HT_CAPABILITY_LEN },
+ [NL80211_ATTR_HT_CAPABILITY] = { .len = NL80211_HT_CAPABILITY_LEN },
[NL80211_ATTR_MGMT_SUBTYPE] = { .type = NLA_U8 },
[NL80211_ATTR_IE] = { .type = NLA_BINARY,
@@ -1253,6 +1252,12 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
goto bad_res;
}
+ if (netdev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP &&
+ netdev->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_GO) {
+ result = -EINVAL;
+ goto bad_res;
+ }
+
nla_for_each_nested(nl_txq_params,
info->attrs[NL80211_ATTR_WIPHY_TXQ_PARAMS],
rem_txq_params) {
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 6acba9d18cc8..e71f5a66574e 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -2265,6 +2265,9 @@ void /* __init_or_exit */ regulatory_exit(void)
kfree(last_request);
+ last_request = NULL;
+ dev_set_uevent_suppress(&reg_pdev->dev, true);
+
platform_device_unregister(reg_pdev);
spin_lock_bh(&reg_pending_beacons_lock);
diff --git a/net/wireless/scan.c b/net/wireless/scan.c
index 0fb142410404..dc23b31594e0 100644
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -259,17 +259,20 @@ static int cmp_ies(u8 num, u8 *ies1, size_t len1, u8 *ies2, size_t len2)
{
const u8 *ie1 = cfg80211_find_ie(num, ies1, len1);
const u8 *ie2 = cfg80211_find_ie(num, ies2, len2);
- int r;
+ /* equal if both missing */
if (!ie1 && !ie2)
return 0;
- if (!ie1 || !ie2)
+ /* sort missing IE before (left of) present IE */
+ if (!ie1)
return -1;
+ if (!ie2)
+ return 1;
- r = memcmp(ie1 + 2, ie2 + 2, min(ie1[1], ie2[1]));
- if (r == 0 && ie1[1] != ie2[1])
+ /* sort by length first, then by contents */
+ if (ie1[1] != ie2[1])
return ie2[1] - ie1[1];
- return r;
+ return memcmp(ie1 + 2, ie2 + 2, ie1[1]);
}
static bool is_bss(struct cfg80211_bss *a,