diff options
58 files changed, 454 insertions, 297 deletions
diff --git a/Documentation/networking/fib_trie.txt b/Documentation/networking/fib_trie.txt index 0723db7f8495..fe719388518b 100644 --- a/Documentation/networking/fib_trie.txt +++ b/Documentation/networking/fib_trie.txt @@ -73,8 +73,8 @@ trie_leaf_remove() trie_rebalance() The key function for the dynamic trie after any change in the trie - it is run to optimize and reorganize. Tt will walk the trie upwards - towards the root from a given tnode, doing a resize() at each step + it is run to optimize and reorganize. It will walk the trie upwards + towards the root from a given tnode, doing a resize() at each step to implement level compression. resize() diff --git a/MAINTAINERS b/MAINTAINERS index 7605833aabc6..bae54c7fdacf 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -6610,19 +6610,8 @@ L: netdev@vger.kernel.org S: Maintained NETWORKING [WIRELESS] -M: "John W. Linville" <linville@tuxdriver.com> L: linux-wireless@vger.kernel.org Q: http://patchwork.kernel.org/project/linux-wireless/list/ -T: git git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless.git -S: Maintained -F: net/mac80211/ -F: net/rfkill/ -F: net/wireless/ -F: include/net/ieee80211* -F: include/linux/wireless.h -F: include/uapi/linux/wireless.h -F: include/net/iw_handler.h -F: drivers/net/wireless/ NETWORKING DRIVERS L: netdev@vger.kernel.org @@ -6643,6 +6632,14 @@ F: include/linux/inetdevice.h F: include/uapi/linux/if_* F: include/uapi/linux/netdevice.h +NETWORKING DRIVERS (WIRELESS) +M: Kalle Valo <kvalo@codeaurora.org> +L: linux-wireless@vger.kernel.org +Q: http://patchwork.kernel.org/project/linux-wireless/list/ +T: git git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers.git/ +S: Maintained +F: drivers/net/wireless/ + NETXEN (1/10) GbE SUPPORT M: Manish Chopra <manish.chopra@qlogic.com> M: Sony Chacko <sony.chacko@qlogic.com> diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c index fce758896280..1ee27ac18de0 100644 --- a/drivers/bluetooth/ath3k.c +++ b/drivers/bluetooth/ath3k.c @@ -87,6 +87,7 @@ static const struct usb_device_id ath3k_table[] = { { USB_DEVICE(0x04CA, 0x3007) }, { USB_DEVICE(0x04CA, 0x3008) }, { USB_DEVICE(0x04CA, 0x300b) }, + { USB_DEVICE(0x04CA, 0x3010) }, { USB_DEVICE(0x0930, 0x0219) }, { USB_DEVICE(0x0930, 0x0220) }, { USB_DEVICE(0x0930, 0x0227) }, @@ -140,6 +141,7 @@ static const struct usb_device_id ath3k_blist_tbl[] = { { USB_DEVICE(0x04ca, 0x3007), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x04ca, 0x300b), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x04ca, 0x3010), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0930, 0x0220), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0930, 0x0227), .driver_info = BTUSB_ATH3012 }, diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 31dd24ac9926..19cf2cf22e87 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -167,6 +167,7 @@ static const struct usb_device_id blacklist_table[] = { { USB_DEVICE(0x04ca, 0x3007), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x04ca, 0x300b), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x04ca, 0x3010), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0930, 0x0220), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0930, 0x0227), .driver_info = BTUSB_ATH3012 }, diff --git a/drivers/net/dsa/Kconfig b/drivers/net/dsa/Kconfig index 7cf8f4ac281f..48e62a34f7f2 100644 --- a/drivers/net/dsa/Kconfig +++ b/drivers/net/dsa/Kconfig @@ -59,7 +59,7 @@ config NET_DSA_BCM_SF2 depends on HAS_IOMEM select NET_DSA select NET_DSA_TAG_BRCM - select FIXED_PHY if NET_DSA_BCM_SF2=y + select FIXED_PHY select BCM7XXX_PHY select MDIO_BCM_UNIMAC ---help--- diff --git a/drivers/net/ethernet/broadcom/Kconfig b/drivers/net/ethernet/broadcom/Kconfig index 888247ad9068..41a3c9804427 100644 --- a/drivers/net/ethernet/broadcom/Kconfig +++ b/drivers/net/ethernet/broadcom/Kconfig @@ -64,7 +64,7 @@ config BCMGENET tristate "Broadcom GENET internal MAC support" select MII select PHYLIB - select FIXED_PHY if BCMGENET=y + select FIXED_PHY select BCM7XXX_PHY help This driver supports the built-in Ethernet MACs found in the @@ -155,7 +155,7 @@ config SYSTEMPORT depends on OF select MII select PHYLIB - select FIXED_PHY if SYSTEMPORT=y + select FIXED_PHY help This driver supports the built-in Ethernet MACs found in the Broadcom BCM7xxx Set Top Box family chipset using an internal diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 691f0bf09ee1..9f5e38769a29 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -13256,7 +13256,7 @@ static int bnx2x_ptp_adjfreq(struct ptp_clock_info *ptp, s32 ppb) return -EFAULT; } - DP(BNX2X_MSG_PTP, "Configrued val = %d, period = %d\n", best_val, + DP(BNX2X_MSG_PTP, "Configured val = %d, period = %d\n", best_val, best_period); return 0; @@ -14784,7 +14784,7 @@ static int bnx2x_hwtstamp_ioctl(struct bnx2x *bp, struct ifreq *ifr) -EFAULT : 0; } -/* Configrues HW for PTP */ +/* Configures HW for PTP */ static int bnx2x_configure_ptp(struct bnx2x *bp) { int rc, port = BP_PORT(bp); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h index b0779d773343..6fe547c93e74 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h @@ -7549,7 +7549,7 @@ Theotherbitsarereservedandshouldbezero*/ #define IGU_REG_SISR_MDPC_WOMASK_UPPER 0x05a6 #define IGU_REG_RESERVED_UPPER 0x05ff -/* Fields of IGU PF CONFIGRATION REGISTER */ +/* Fields of IGU PF CONFIGURATION REGISTER */ #define IGU_PF_CONF_FUNC_EN (0x1<<0) /* function enable */ #define IGU_PF_CONF_MSI_MSIX_EN (0x1<<1) /* MSI/MSIX enable */ #define IGU_PF_CONF_INT_LINE_EN (0x1<<2) /* INT enable */ @@ -7557,7 +7557,7 @@ Theotherbitsarereservedandshouldbezero*/ #define IGU_PF_CONF_SINGLE_ISR_EN (0x1<<4) /* single ISR mode enable */ #define IGU_PF_CONF_SIMD_MODE (0x1<<5) /* simd all ones mode */ -/* Fields of IGU VF CONFIGRATION REGISTER */ +/* Fields of IGU VF CONFIGURATION REGISTER */ #define IGU_VF_CONF_FUNC_EN (0x1<<0) /* function enable */ #define IGU_VF_CONF_MSI_MSIX_EN (0x1<<1) /* MSI/MSIX enable */ #define IGU_VF_CONF_PARENT_MASK (0x3<<2) /* Parent PF */ diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c index 06dea3dd463c..3767271c7667 100644 --- a/drivers/net/ethernet/cadence/macb.c +++ b/drivers/net/ethernet/cadence/macb.c @@ -2160,7 +2160,7 @@ static int __init macb_probe(struct platform_device *pdev) int err = -ENXIO; const char *mac; void __iomem *mem; - unsigned int hw_q, queue_mask, q, num_queues, q_irq = 0; + unsigned int hw_q, queue_mask, q, num_queues; struct clk *pclk, *hclk, *tx_clk; regs = platform_get_resource(pdev, IORESOURCE_MEM, 0); @@ -2235,11 +2235,11 @@ static int __init macb_probe(struct platform_device *pdev) * register mapping but we don't want to test the queue index then * compute the corresponding register offset at run time. */ - for (hw_q = 0; hw_q < MACB_MAX_QUEUES; ++hw_q) { + for (hw_q = 0, q = 0; hw_q < MACB_MAX_QUEUES; ++hw_q) { if (!(queue_mask & (1 << hw_q))) continue; - queue = &bp->queues[q_irq]; + queue = &bp->queues[q]; queue->bp = bp; if (hw_q) { queue->ISR = GEM_ISR(hw_q - 1); @@ -2261,18 +2261,18 @@ static int __init macb_probe(struct platform_device *pdev) * must remove the optional gaps that could exist in the * hardware queue mask. */ - queue->irq = platform_get_irq(pdev, q_irq); + queue->irq = platform_get_irq(pdev, q); err = devm_request_irq(&pdev->dev, queue->irq, macb_interrupt, 0, dev->name, queue); if (err) { dev_err(&pdev->dev, "Unable to request IRQ %d (error %d)\n", queue->irq, err); - goto err_out_free_irq; + goto err_out_free_netdev; } INIT_WORK(&queue->tx_error_task, macb_tx_error_task); - q_irq++; + q++; } dev->irq = bp->queues[0].irq; @@ -2350,7 +2350,7 @@ static int __init macb_probe(struct platform_device *pdev) err = register_netdev(dev); if (err) { dev_err(&pdev->dev, "Cannot register net device, aborting.\n"); - goto err_out_free_irq; + goto err_out_free_netdev; } err = macb_mii_init(bp); @@ -2373,9 +2373,7 @@ static int __init macb_probe(struct platform_device *pdev) err_out_unregister_netdev: unregister_netdev(dev); -err_out_free_irq: - for (q = 0, queue = bp->queues; q < q_irq; ++q, ++queue) - devm_free_irq(&pdev->dev, queue->irq, queue); +err_out_free_netdev: free_netdev(dev); err_out_disable_clocks: if (!IS_ERR(tx_clk)) @@ -2392,8 +2390,6 @@ static int __exit macb_remove(struct platform_device *pdev) { struct net_device *dev; struct macb *bp; - struct macb_queue *queue; - unsigned int q; dev = platform_get_drvdata(pdev); @@ -2405,14 +2401,11 @@ static int __exit macb_remove(struct platform_device *pdev) kfree(bp->mii_bus->irq); mdiobus_free(bp->mii_bus); unregister_netdev(dev); - queue = bp->queues; - for (q = 0; q < bp->num_queues; ++q, ++queue) - devm_free_irq(&pdev->dev, queue->irq, queue); - free_netdev(dev); if (!IS_ERR(bp->tx_clk)) clk_disable_unprepare(bp->tx_clk); clk_disable_unprepare(bp->hclk); clk_disable_unprepare(bp->pclk); + free_netdev(dev); } return 0; diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c index 28d04153f999..c132d9030729 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c @@ -2376,7 +2376,7 @@ const char *t4_get_port_type_description(enum fw_port_type port_type) "KR/KX", "KR/KX/KX4", "R QSFP_10G", - "", + "R QSA", "R QSFP", "R BP40_BA", }; diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h index 291b6f219708..7c0aec85137a 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h @@ -2470,8 +2470,8 @@ enum fw_port_type { FW_PORT_TYPE_BP_AP, FW_PORT_TYPE_BP4_AP, FW_PORT_TYPE_QSFP_10G, - FW_PORT_TYPE_QSFP, FW_PORT_TYPE_QSA, + FW_PORT_TYPE_QSFP, FW_PORT_TYPE_BP40_BA, FW_PORT_TYPE_NONE = FW_PORT_CMD_PTYPE_M diff --git a/drivers/net/ethernet/cirrus/cs89x0.c b/drivers/net/ethernet/cirrus/cs89x0.c index b2427928eb11..d1c025fd9726 100644 --- a/drivers/net/ethernet/cirrus/cs89x0.c +++ b/drivers/net/ethernet/cirrus/cs89x0.c @@ -60,6 +60,7 @@ #include <linux/interrupt.h> #include <linux/ioport.h> #include <linux/in.h> +#include <linux/jiffies.h> #include <linux/skbuff.h> #include <linux/spinlock.h> #include <linux/string.h> @@ -238,13 +239,13 @@ writereg(struct net_device *dev, u16 regno, u16 value) static int __init wait_eeprom_ready(struct net_device *dev) { - int timeout = jiffies; + unsigned long timeout = jiffies; /* check to see if the EEPROM is ready, * a timeout is used just in case EEPROM is ready when * SI_BUSY in the PP_SelfST is clear */ while (readreg(dev, PP_SelfST) & SI_BUSY) - if (jiffies - timeout >= 40) + if (time_after_eq(jiffies, timeout + 40)) return -1; return 0; } @@ -485,7 +486,7 @@ control_dc_dc(struct net_device *dev, int on_not_off) { struct net_local *lp = netdev_priv(dev); unsigned int selfcontrol; - int timenow = jiffies; + unsigned long timenow = jiffies; /* control the DC to DC convertor in the SelfControl register. * Note: This is hooked up to a general purpose pin, might not * always be a DC to DC convertor. @@ -499,7 +500,7 @@ control_dc_dc(struct net_device *dev, int on_not_off) writereg(dev, PP_SelfCTL, selfcontrol); /* Wait for the DC/DC converter to power up - 500ms */ - while (jiffies - timenow < HZ) + while (time_before(jiffies, timenow + HZ)) ; } @@ -514,7 +515,7 @@ send_test_pkt(struct net_device *dev) 0, 0, /* DSAP=0 & SSAP=0 fields */ 0xf3, 0 /* Control (Test Req + P bit set) */ }; - long timenow = jiffies; + unsigned long timenow = jiffies; writereg(dev, PP_LineCTL, readreg(dev, PP_LineCTL) | SERIAL_TX_ON); @@ -525,10 +526,10 @@ send_test_pkt(struct net_device *dev) iowrite16(ETH_ZLEN, lp->virt_addr + TX_LEN_PORT); /* Test to see if the chip has allocated memory for the packet */ - while (jiffies - timenow < 5) + while (time_before(jiffies, timenow + 5)) if (readreg(dev, PP_BusST) & READY_FOR_TX_NOW) break; - if (jiffies - timenow >= 5) + if (time_after_eq(jiffies, timenow + 5)) return 0; /* this shouldn't happen */ /* Write the contents of the packet */ @@ -536,7 +537,7 @@ send_test_pkt(struct net_device *dev) cs89_dbg(1, debug, "Sending test packet "); /* wait a couple of jiffies for packet to be received */ - for (timenow = jiffies; jiffies - timenow < 3;) + for (timenow = jiffies; time_before(jiffies, timenow + 3);) ; if ((readreg(dev, PP_TxEvent) & TX_SEND_OK_BITS) == TX_OK) { cs89_dbg(1, cont, "succeeded\n"); @@ -556,7 +557,7 @@ static int detect_tp(struct net_device *dev) { struct net_local *lp = netdev_priv(dev); - int timenow = jiffies; + unsigned long timenow = jiffies; int fdx; cs89_dbg(1, debug, "%s: Attempting TP\n", dev->name); @@ -574,7 +575,7 @@ detect_tp(struct net_device *dev) /* Delay for the hardware to work out if the TP cable is present * - 150ms */ - for (timenow = jiffies; jiffies - timenow < 15;) + for (timenow = jiffies; time_before(jiffies, timenow + 15);) ; if ((readreg(dev, PP_LineST) & LINK_OK) == 0) return DETECTED_NONE; @@ -618,7 +619,7 @@ detect_tp(struct net_device *dev) if ((lp->auto_neg_cnf & AUTO_NEG_BITS) == AUTO_NEG_ENABLE) { pr_info("%s: negotiating duplex...\n", dev->name); while (readreg(dev, PP_AutoNegST) & AUTO_NEG_BUSY) { - if (jiffies - timenow > 4000) { + if (time_after(jiffies, timenow + 4000)) { pr_err("**** Full / half duplex auto-negotiation timed out ****\n"); break; } @@ -1271,7 +1272,7 @@ static void __init reset_chip(struct net_device *dev) { #if !defined(CONFIG_MACH_MX31ADS) struct net_local *lp = netdev_priv(dev); - int reset_start_time; + unsigned long reset_start_time; writereg(dev, PP_SelfCTL, readreg(dev, PP_SelfCTL) | POWER_ON_RESET); @@ -1294,7 +1295,7 @@ static void __init reset_chip(struct net_device *dev) /* Wait until the chip is reset */ reset_start_time = jiffies; while ((readreg(dev, PP_SelfST) & INIT_DONE) == 0 && - jiffies - reset_start_time < 2) + time_before(jiffies, reset_start_time + 2)) ; #endif /* !CONFIG_MACH_MX31ADS */ } diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index 2aacd4731051..196073110e32 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -3138,6 +3138,7 @@ static void be_disable_vxlan_offloads(struct be_adapter *adapter) netdev->hw_enc_features = 0; netdev->hw_features &= ~(NETIF_F_GSO_UDP_TUNNEL); + netdev->features &= ~(NETIF_F_GSO_UDP_TUNNEL); } #endif @@ -4429,6 +4430,7 @@ static void be_add_vxlan_port(struct net_device *netdev, sa_family_t sa_family, NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_GSO_UDP_TUNNEL; netdev->hw_features |= NETIF_F_GSO_UDP_TUNNEL; + netdev->features |= NETIF_F_GSO_UDP_TUNNEL; dev_info(dev, "Enabled VxLAN offloads for UDP port %d\n", be16_to_cpu(port)); diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index ebf76c496e7a..5ebdf8dc8a31 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -1558,20 +1558,21 @@ fec_enet_interrupt(int irq, void *dev_id) { struct net_device *ndev = dev_id; struct fec_enet_private *fep = netdev_priv(ndev); - const unsigned napi_mask = FEC_ENET_RXF | FEC_ENET_TXF; uint int_events; irqreturn_t ret = IRQ_NONE; int_events = readl(fep->hwp + FEC_IEVENT); - writel(int_events & ~napi_mask, fep->hwp + FEC_IEVENT); + writel(int_events, fep->hwp + FEC_IEVENT); fec_enet_collect_events(fep, int_events); - if (int_events & napi_mask) { + if (fep->work_tx || fep->work_rx) { ret = IRQ_HANDLED; - /* Disable the NAPI interrupts */ - writel(FEC_ENET_MII, fep->hwp + FEC_IMASK); - napi_schedule(&fep->napi); + if (napi_schedule_prep(&fep->napi)) { + /* Disable the NAPI interrupts */ + writel(FEC_ENET_MII, fep->hwp + FEC_IMASK); + __napi_schedule(&fep->napi); + } } if (int_events & FEC_ENET_MII) { @@ -1591,12 +1592,6 @@ static int fec_enet_rx_napi(struct napi_struct *napi, int budget) struct fec_enet_private *fep = netdev_priv(ndev); int pkts; - /* - * Clear any pending transmit or receive interrupts before - * processing the rings to avoid racing with the hardware. - */ - writel(FEC_ENET_RXF | FEC_ENET_TXF, fep->hwp + FEC_IEVENT); - pkts = fec_enet_rx(ndev, budget); fec_enet_tx(ndev); diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 0a7ea4c5f9d3..a5f2660d552d 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -7549,6 +7549,11 @@ static int i40e_ndo_fdb_add(struct ndmsg *ndm, struct nlattr *tb[], if (!(pf->flags & I40E_FLAG_SRIOV_ENABLED)) return -EOPNOTSUPP; + if (vid) { + pr_info("%s: vlans aren't supported yet for dev_uc|mc_add()\n", dev->name); + return -EINVAL; + } + /* Hardware does not support aging addresses so if a * ndm_state is given only allow permanent addresses */ diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index 6ff214de1111..190cbd931f6b 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -1569,8 +1569,15 @@ int mlx4_en_start_port(struct net_device *dev) mlx4_en_free_affinity_hint(priv, i); goto cq_err; } - for (j = 0; j < cq->size; j++) - cq->buf[j].owner_sr_opcode = MLX4_CQE_OWNER_MASK; + + for (j = 0; j < cq->size; j++) { + struct mlx4_cqe *cqe = NULL; + + cqe = mlx4_en_get_cqe(cq->buf, j, priv->cqe_size) + + priv->cqe_factor; + cqe->owner_sr_opcode = MLX4_CQE_OWNER_MASK; + } + err = mlx4_en_set_cq_moder(priv, cq); if (err) { en_err(priv, "Failed setting cq moderation parameters\n"); diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c index ef3b95bac2ad..982861d1df44 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.c +++ b/drivers/net/ethernet/mellanox/mlx4/fw.c @@ -787,11 +787,8 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) if ((1 << (field & 0x3f)) > (PAGE_SIZE / dev_cap->bf_reg_size)) field = 3; dev_cap->bf_regs_per_page = 1 << (field & 0x3f); - mlx4_dbg(dev, "BlueFlame available (reg size %d, regs/page %d)\n", - dev_cap->bf_reg_size, dev_cap->bf_regs_per_page); } else { dev_cap->bf_reg_size = 0; - mlx4_dbg(dev, "BlueFlame not available\n"); } MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_SG_SQ_OFFSET); @@ -902,9 +899,6 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) goto out; } - mlx4_dbg(dev, "Base MM extensions: flags %08x, rsvd L_Key %08x\n", - dev_cap->bmme_flags, dev_cap->reserved_lkey); - /* * Each UAR has 4 EQ doorbells; so if a UAR is reserved, then * we can't use any EQs whose doorbell falls on that page, @@ -916,6 +910,21 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) else dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_SYS_EQS; +out: + mlx4_free_cmd_mailbox(dev, mailbox); + return err; +} + +void mlx4_dev_cap_dump(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) +{ + if (dev_cap->bf_reg_size > 0) + mlx4_dbg(dev, "BlueFlame available (reg size %d, regs/page %d)\n", + dev_cap->bf_reg_size, dev_cap->bf_regs_per_page); + else + mlx4_dbg(dev, "BlueFlame not available\n"); + + mlx4_dbg(dev, "Base MM extensions: flags %08x, rsvd L_Key %08x\n", + dev_cap->bmme_flags, dev_cap->reserved_lkey); mlx4_dbg(dev, "Max ICM size %lld MB\n", (unsigned long long) dev_cap->max_icm_sz >> 20); mlx4_dbg(dev, "Max QPs: %d, reserved QPs: %d, entry size: %d\n", @@ -949,13 +958,8 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) dev_cap->dmfs_high_rate_qpn_base); mlx4_dbg(dev, "DMFS high rate steer QPn range: %d\n", dev_cap->dmfs_high_rate_qpn_range); - dump_dev_cap_flags(dev, dev_cap->flags); dump_dev_cap_flags2(dev, dev_cap->flags2); - -out: - mlx4_free_cmd_mailbox(dev, mailbox); - return err; } int mlx4_QUERY_PORT(struct mlx4_dev *dev, int port, struct mlx4_port_cap *port_cap) @@ -1848,8 +1852,8 @@ int mlx4_QUERY_HCA(struct mlx4_dev *dev, /* CX3 is capable of extending CQEs\EQEs to strides larger than 64B */ MLX4_GET(byte_field, outbox, INIT_HCA_EQE_CQE_STRIDE_OFFSET); if (byte_field) { - param->dev_cap_enabled |= MLX4_DEV_CAP_64B_EQE_ENABLED; - param->dev_cap_enabled |= MLX4_DEV_CAP_64B_CQE_ENABLED; + param->dev_cap_enabled |= MLX4_DEV_CAP_EQE_STRIDE_ENABLED; + param->dev_cap_enabled |= MLX4_DEV_CAP_CQE_STRIDE_ENABLED; param->cqe_size = 1 << ((byte_field & MLX4_CQE_SIZE_MASK_STRIDE) + 5); param->eqe_size = 1 << (((byte_field & diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.h b/drivers/net/ethernet/mellanox/mlx4/fw.h index 794e2826609a..62562b60fa87 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.h +++ b/drivers/net/ethernet/mellanox/mlx4/fw.h @@ -224,6 +224,7 @@ struct mlx4_set_ib_param { u32 cap_mask; }; +void mlx4_dev_cap_dump(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap); int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap); int mlx4_QUERY_PORT(struct mlx4_dev *dev, int port, struct mlx4_port_cap *port_cap); int mlx4_QUERY_FUNC_CAP(struct mlx4_dev *dev, u8 gen_or_port, diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index e25436b24ce7..b935bf3d0bb3 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -305,6 +305,7 @@ static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) mlx4_err(dev, "QUERY_DEV_CAP command failed, aborting\n"); return err; } + mlx4_dev_cap_dump(dev, dev_cap); if (dev_cap->min_page_sz > PAGE_SIZE) { mlx4_err(dev, "HCA minimum page size of %d bigger than kernel PAGE_SIZE of %ld, aborting\n", @@ -2488,41 +2489,42 @@ static u64 mlx4_enable_sriov(struct mlx4_dev *dev, struct pci_dev *pdev, u8 total_vfs, int existing_vfs) { u64 dev_flags = dev->flags; + int err = 0; - dev->dev_vfs = kzalloc( - total_vfs * sizeof(*dev->dev_vfs), - GFP_KERNEL); + atomic_inc(&pf_loading); + if (dev->flags & MLX4_FLAG_SRIOV) { + if (existing_vfs != total_vfs) { + mlx4_err(dev, "SR-IOV was already enabled, but with num_vfs (%d) different than requested (%d)\n", + existing_vfs, total_vfs); + total_vfs = existing_vfs; + } + } + + dev->dev_vfs = kzalloc(total_vfs * sizeof(*dev->dev_vfs), GFP_KERNEL); if (NULL == dev->dev_vfs) { mlx4_err(dev, "Failed to allocate memory for VFs\n"); goto disable_sriov; - } else if (!(dev->flags & MLX4_FLAG_SRIOV)) { - int err = 0; - - atomic_inc(&pf_loading); - if (existing_vfs) { - if (existing_vfs != total_vfs) - mlx4_err(dev, "SR-IOV was already enabled, but with num_vfs (%d) different than requested (%d)\n", - existing_vfs, total_vfs); - } else { - mlx4_warn(dev, "Enabling SR-IOV with %d VFs\n", total_vfs); - err = pci_enable_sriov(pdev, total_vfs); - } - if (err) { - mlx4_err(dev, "Failed to enable SR-IOV, continuing without SR-IOV (err = %d)\n", - err); - atomic_dec(&pf_loading); - goto disable_sriov; - } else { - mlx4_warn(dev, "Running in master mode\n"); - dev_flags |= MLX4_FLAG_SRIOV | - MLX4_FLAG_MASTER; - dev_flags &= ~MLX4_FLAG_SLAVE; - dev->num_vfs = total_vfs; - } + } + + if (!(dev->flags & MLX4_FLAG_SRIOV)) { + mlx4_warn(dev, "Enabling SR-IOV with %d VFs\n", total_vfs); + err = pci_enable_sriov(pdev, total_vfs); + } + if (err) { + mlx4_err(dev, "Failed to enable SR-IOV, continuing without SR-IOV (err = %d)\n", + err); + goto disable_sriov; + } else { + mlx4_warn(dev, "Running in master mode\n"); + dev_flags |= MLX4_FLAG_SRIOV | + MLX4_FLAG_MASTER; + dev_flags &= ~MLX4_FLAG_SLAVE; + dev->num_vfs = total_vfs; } return dev_flags; disable_sriov: + atomic_dec(&pf_loading); dev->num_vfs = 0; kfree(dev->dev_vfs); return dev_flags & ~MLX4_FLAG_MASTER; @@ -2606,8 +2608,10 @@ static int mlx4_load_one(struct pci_dev *pdev, int pci_dev_data, } if (total_vfs) { - existing_vfs = pci_num_vf(pdev); dev->flags = MLX4_FLAG_MASTER; + existing_vfs = pci_num_vf(pdev); + if (existing_vfs) + dev->flags |= MLX4_FLAG_SRIOV; dev->num_vfs = total_vfs; } } @@ -2643,6 +2647,7 @@ slave_start: } if (mlx4_is_master(dev)) { + /* when we hit the goto slave_start below, dev_cap already initialized */ if (!dev_cap) { dev_cap = kzalloc(sizeof(*dev_cap), GFP_KERNEL); @@ -2849,6 +2854,7 @@ slave_start: if (mlx4_is_master(dev) && dev->num_vfs) atomic_dec(&pf_loading); + kfree(dev_cap); return 0; err_port: diff --git a/drivers/net/ethernet/smsc/Kconfig b/drivers/net/ethernet/smsc/Kconfig index 627926800ff3..9468e64e6007 100644 --- a/drivers/net/ethernet/smsc/Kconfig +++ b/drivers/net/ethernet/smsc/Kconfig @@ -39,7 +39,7 @@ config SMC91X select CRC32 select MII depends on (ARM || M32R || SUPERH || MIPS || BLACKFIN || \ - MN10300 || COLDFIRE || ARM64 || XTENSA || NIOS2) + MN10300 || COLDFIRE || ARM64 || XTENSA || NIOS2) && (!OF || GPIOLIB) ---help--- This is a driver for SMC's 91x series of Ethernet chipsets, including the SMC91C94 and the SMC91C111. Say Y if you want it diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c index 0e137751e76e..056b358b4a72 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c @@ -309,16 +309,16 @@ static int sti_dwmac_parse_data(struct sti_dwmac *dwmac, if (IS_PHY_IF_MODE_GBIT(dwmac->interface)) { const char *rs; - dwmac->tx_retime_src = TX_RETIME_SRC_CLKGEN; err = of_property_read_string(np, "st,tx-retime-src", &rs); - if (err < 0) + if (err < 0) { dev_warn(dev, "Use internal clock source\n"); - - if (!strcasecmp(rs, "clk_125")) + dwmac->tx_retime_src = TX_RETIME_SRC_CLKGEN; + } else if (!strcasecmp(rs, "clk_125")) { dwmac->tx_retime_src = TX_RETIME_SRC_CLK_125; - else if (!strcasecmp(rs, "txclk")) + } else if (!strcasecmp(rs, "txclk")) { dwmac->tx_retime_src = TX_RETIME_SRC_TXCLK; + } dwmac->speed = SPEED_1000; } diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c index 60f7ee5fafbe..7df221788cd4 100644 --- a/drivers/net/macvtap.c +++ b/drivers/net/macvtap.c @@ -46,16 +46,18 @@ struct macvtap_queue { struct list_head next; }; -#define MACVTAP_FEATURES (IFF_VNET_HDR | IFF_VNET_LE | IFF_MULTI_QUEUE) +#define MACVTAP_FEATURES (IFF_VNET_HDR | IFF_MULTI_QUEUE) + +#define MACVTAP_VNET_LE 0x80000000 static inline u16 macvtap16_to_cpu(struct macvtap_queue *q, __virtio16 val) { - return __virtio16_to_cpu(q->flags & IFF_VNET_LE, val); + return __virtio16_to_cpu(q->flags & MACVTAP_VNET_LE, val); } static inline __virtio16 cpu_to_macvtap16(struct macvtap_queue *q, u16 val) { - return __cpu_to_virtio16(q->flags & IFF_VNET_LE, val); + return __cpu_to_virtio16(q->flags & MACVTAP_VNET_LE, val); } static struct proto macvtap_proto = { @@ -999,7 +1001,7 @@ static long macvtap_ioctl(struct file *file, unsigned int cmd, void __user *argp = (void __user *)arg; struct ifreq __user *ifr = argp; unsigned int __user *up = argp; - unsigned int u; + unsigned short u; int __user *sp = argp; int s; int ret; @@ -1014,7 +1016,7 @@ static long macvtap_ioctl(struct file *file, unsigned int cmd, if ((u & ~MACVTAP_FEATURES) != (IFF_NO_PI | IFF_TAP)) ret = -EINVAL; else - q->flags = u; + q->flags = (q->flags & ~MACVTAP_FEATURES) | u; return ret; @@ -1027,8 +1029,9 @@ static long macvtap_ioctl(struct file *file, unsigned int cmd, } ret = 0; + u = q->flags; if (copy_to_user(&ifr->ifr_name, vlan->dev->name, IFNAMSIZ) || - put_user(q->flags, &ifr->ifr_flags)) + put_user(u, &ifr->ifr_flags)) ret = -EFAULT; macvtap_put_vlan(vlan); rtnl_unlock(); @@ -1069,6 +1072,21 @@ static long macvtap_ioctl(struct file *file, unsigned int cmd, q->vnet_hdr_sz = s; return 0; + case TUNGETVNETLE: + s = !!(q->flags & MACVTAP_VNET_LE); + if (put_user(s, sp)) + return -EFAULT; + return 0; + + case TUNSETVNETLE: + if (get_user(s, sp)) + return -EFAULT; + if (s) + q->flags |= MACVTAP_VNET_LE; + else + q->flags &= ~MACVTAP_VNET_LE; + return 0; + case TUNSETOFFLOAD: /* let the user check for future flags */ if (arg & ~(TUN_F_CSUM | TUN_F_TSO4 | TUN_F_TSO6 | diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig index b4b0f804e84c..a3c251b79f38 100644 --- a/drivers/net/phy/Kconfig +++ b/drivers/net/phy/Kconfig @@ -119,8 +119,8 @@ config MICREL_PHY Supports the KSZ9021, VSC8201, KS8001 PHYs. config FIXED_PHY - bool "Driver for MDIO Bus/PHY emulation with fixed speed/link PHYs" - depends on PHYLIB=y + tristate "Driver for MDIO Bus/PHY emulation with fixed speed/link PHYs" + depends on PHYLIB ---help--- Adds the platform "fixed" MDIO Bus to cover the boards that use PHYs that are not connected to the real MDIO bus. diff --git a/drivers/net/phy/Makefile b/drivers/net/phy/Makefile index eb3b18b5978b..501ea7699a2d 100644 --- a/drivers/net/phy/Makefile +++ b/drivers/net/phy/Makefile @@ -17,7 +17,7 @@ obj-$(CONFIG_BCM87XX_PHY) += bcm87xx.o obj-$(CONFIG_ICPLUS_PHY) += icplus.o obj-$(CONFIG_REALTEK_PHY) += realtek.o obj-$(CONFIG_LSI_ET1011C_PHY) += et1011c.o -obj-$(CONFIG_FIXED_PHY) += fixed.o +obj-$(CONFIG_FIXED_PHY) += fixed_phy.o obj-$(CONFIG_MDIO_BITBANG) += mdio-bitbang.o obj-$(CONFIG_MDIO_GPIO) += mdio-gpio.o obj-$(CONFIG_NATIONAL_PHY) += national.o diff --git a/drivers/net/phy/fixed.c b/drivers/net/phy/fixed_phy.c index 3ad0e6e16c39..3ad0e6e16c39 100644 --- a/drivers/net/phy/fixed.c +++ b/drivers/net/phy/fixed_phy.c diff --git a/drivers/net/tun.c b/drivers/net/tun.c index a5cbf67517f0..8c8dc16839a7 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -110,9 +110,11 @@ do { \ * overload it to mean fasync when stored there. */ #define TUN_FASYNC IFF_ATTACH_QUEUE +/* High bits in flags field are unused. */ +#define TUN_VNET_LE 0x80000000 #define TUN_FEATURES (IFF_NO_PI | IFF_ONE_QUEUE | IFF_VNET_HDR | \ - IFF_VNET_LE | IFF_MULTI_QUEUE) + IFF_MULTI_QUEUE) #define GOODCOPY_LEN 128 #define FLT_EXACT_COUNT 8 @@ -208,12 +210,12 @@ struct tun_struct { static inline u16 tun16_to_cpu(struct tun_struct *tun, __virtio16 val) { - return __virtio16_to_cpu(tun->flags & IFF_VNET_LE, val); + return __virtio16_to_cpu(tun->flags & TUN_VNET_LE, val); } static inline __virtio16 cpu_to_tun16(struct tun_struct *tun, u16 val) { - return __cpu_to_virtio16(tun->flags & IFF_VNET_LE, val); + return __cpu_to_virtio16(tun->flags & TUN_VNET_LE, val); } static inline u32 tun_hashfn(u32 rxhash) @@ -1843,6 +1845,7 @@ static long __tun_chr_ioctl(struct file *file, unsigned int cmd, int sndbuf; int vnet_hdr_sz; unsigned int ifindex; + int le; int ret; if (cmd == TUNSETIFF || cmd == TUNSETQUEUE || _IOC_TYPE(cmd) == 0x89) { @@ -2042,6 +2045,23 @@ static long __tun_chr_ioctl(struct file *file, unsigned int cmd, tun->vnet_hdr_sz = vnet_hdr_sz; break; + case TUNGETVNETLE: + le = !!(tun->flags & TUN_VNET_LE); + if (put_user(le, (int __user *)argp)) + ret = -EFAULT; + break; + + case TUNSETVNETLE: + if (get_user(le, (int __user *)argp)) { + ret = -EFAULT; + break; + } + if (le) + tun->flags |= TUN_VNET_LE; + else + tun->flags &= ~TUN_VNET_LE; + break; + case TUNATTACHFILTER: /* Can be set only for TAPs */ ret = -EINVAL; diff --git a/drivers/net/wireless/brcm80211/brcmsmac/main.c b/drivers/net/wireless/brcm80211/brcmsmac/main.c index a104d7ac3796..eb8584a9c49a 100644 --- a/drivers/net/wireless/brcm80211/brcmsmac/main.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/main.c @@ -316,7 +316,7 @@ static const u16 xmtfifo_sz[][NFIFO] = { static const char * const fifo_names[] = { "AC_BK", "AC_BE", "AC_VI", "AC_VO", "BCMC", "ATIM" }; #else -static const char fifo_names[6][0]; +static const char fifo_names[6][1]; #endif #ifdef DEBUG diff --git a/drivers/net/wireless/hostap/hostap_cs.c b/drivers/net/wireless/hostap/hostap_cs.c index b6ec51923b20..50033aa7c7d5 100644 --- a/drivers/net/wireless/hostap/hostap_cs.c +++ b/drivers/net/wireless/hostap/hostap_cs.c @@ -381,18 +381,15 @@ static void prism2_pccard_genesis_reset(local_info_t *local, int hcr) res = pcmcia_read_config_byte(hw_priv->link, CISREG_COR, &old_cor); if (res != 0) { - printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 1 " - "(%d)\n", res); + printk(KERN_DEBUG "%s failed 1 (%d)\n", __func__, res); return; } - printk(KERN_DEBUG "prism2_pccard_genesis_sreset: original COR %02x\n", - old_cor); + printk(KERN_DEBUG "%s: original COR %02x\n", __func__, old_cor); res = pcmcia_write_config_byte(hw_priv->link, CISREG_COR, old_cor | COR_SOFT_RESET); if (res != 0) { - printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 2 " - "(%d)\n", res); + printk(KERN_DEBUG "%s failed 2 (%d)\n", __func__, res); return; } @@ -401,8 +398,7 @@ static void prism2_pccard_genesis_reset(local_info_t *local, int hcr) /* Setup Genesis mode */ res = pcmcia_write_config_byte(hw_priv->link, CISREG_CCSR, hcr); if (res != 0) { - printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 3 " - "(%d)\n", res); + printk(KERN_DEBUG "%s failed 3 (%d)\n", __func__, res); return; } mdelay(10); @@ -410,8 +406,7 @@ static void prism2_pccard_genesis_reset(local_info_t *local, int hcr) res = pcmcia_write_config_byte(hw_priv->link, CISREG_COR, old_cor & ~COR_SOFT_RESET); if (res != 0) { - printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 4 " - "(%d)\n", res); + printk(KERN_DEBUG "%s failed 4 (%d)\n", __func__, res); return; } diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c b/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c index d2ec5160bbf0..5c646d5f7bb8 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c @@ -955,6 +955,7 @@ int rtl92ce_hw_init(struct ieee80211_hw *hw) local_save_flags(flags); local_irq_enable(); + rtlhal->fw_ready = false; rtlpriv->intf_ops->disable_aspm(hw); rtstatus = _rtl92ce_init_mac(hw); if (!rtstatus) { @@ -971,6 +972,7 @@ int rtl92ce_hw_init(struct ieee80211_hw *hw) goto exit; } + rtlhal->fw_ready = true; rtlhal->last_hmeboxnum = 0; rtl92c_phy_mac_config(hw); /* because last function modify RCR, so we update diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c index 873363acbacf..551321728ae0 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c @@ -1592,7 +1592,7 @@ void rtl92cu_get_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val) } } -bool usb_cmd_send_packet(struct ieee80211_hw *hw, struct sk_buff *skb) +static bool usb_cmd_send_packet(struct ieee80211_hw *hw, struct sk_buff *skb) { /* Currently nothing happens here. * Traffic stops after some seconds in WPA2 802.11n mode. diff --git a/drivers/net/wireless/rtlwifi/rtl8821ae/dm.c b/drivers/net/wireless/rtlwifi/rtl8821ae/dm.c index 9be106109921..ba30b0d250fd 100644 --- a/drivers/net/wireless/rtlwifi/rtl8821ae/dm.c +++ b/drivers/net/wireless/rtlwifi/rtl8821ae/dm.c @@ -2078,8 +2078,7 @@ void rtl8821ae_dm_txpwr_track_set_pwr(struct ieee80211_hw *hw, if (rtldm->tx_rate != 0xFF) tx_rate = rtl8821ae_hw_rate_to_mrate(hw, rtldm->tx_rate); - RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, - "===>rtl8812ae_dm_txpwr_track_set_pwr\n"); + RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, "===>%s\n", __func__); if (tx_rate != 0xFF) { /* Mimic Modify High Rate BBSwing Limit.*/ /*CCK*/ @@ -2128,7 +2127,7 @@ void rtl8821ae_dm_txpwr_track_set_pwr(struct ieee80211_hw *hw, if (method == BBSWING) { RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, - "===>rtl8812ae_dm_txpwr_track_set_pwr\n"); + "===>%s\n", __func__); if (rf_path == RF90_PATH_A) { final_swing_idx[RF90_PATH_A] = (rtldm->ofdm_index[RF90_PATH_A] > @@ -2260,7 +2259,8 @@ void rtl8821ae_dm_txpower_tracking_callback_thermalmeter( rtldm->txpower_trackinginit = true; RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, - "===>rtl8812ae_dm_txpower_tracking_callback_thermalmeter,\n pDM_Odm->BbSwingIdxCckBase: %d,pDM_Odm->BbSwingIdxOfdmBase[A]:%d, pDM_Odm->DefaultOfdmIndex: %d\n", + "===>%s,\n pDM_Odm->BbSwingIdxCckBase: %d,pDM_Odm->BbSwingIdxOfdmBase[A]:%d, pDM_Odm->DefaultOfdmIndex: %d\n", + __func__, rtldm->swing_idx_cck_base, rtldm->swing_idx_ofdm_base[RF90_PATH_A], rtldm->default_ofdm_index); @@ -2539,8 +2539,7 @@ void rtl8821ae_dm_txpower_tracking_callback_thermalmeter( } } - RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, - "<===rtl8812ae_dm_txpower_tracking_callback_thermalmeter\n"); + RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, "<===%s\n", __func__); } void rtl8821ae_dm_check_txpower_tracking_thermalmeter(struct ieee80211_hw *hw) diff --git a/drivers/net/wireless/zd1211rw/zd_chip.c b/drivers/net/wireless/zd1211rw/zd_chip.c index 73a49b868035..07b94eda9604 100644 --- a/drivers/net/wireless/zd1211rw/zd_chip.c +++ b/drivers/net/wireless/zd1211rw/zd_chip.c @@ -129,7 +129,7 @@ int zd_ioread32v_locked(struct zd_chip *chip, u32 *values, const zd_addr_t *addr r = zd_ioread16v_locked(chip, v16, a16, count16); if (r) { dev_dbg_f(zd_chip_dev(chip), - "error: zd_ioread16v_locked. Error number %d\n", r); + "error: %s. Error number %d\n", __func__, r); return r; } @@ -256,8 +256,8 @@ int zd_iowrite32a_locked(struct zd_chip *chip, if (r) { zd_usb_iowrite16v_async_end(&chip->usb, 0); dev_dbg_f(zd_chip_dev(chip), - "error _zd_iowrite32v_locked." - " Error number %d\n", r); + "error _%s. Error number %d\n", __func__, + r); return r; } } diff --git a/drivers/net/xen-netback/common.h b/drivers/net/xen-netback/common.h index 083ecc93fe5e..5f1fda44882b 100644 --- a/drivers/net/xen-netback/common.h +++ b/drivers/net/xen-netback/common.h @@ -230,6 +230,8 @@ struct xenvif { */ bool disabled; unsigned long status; + unsigned long drain_timeout; + unsigned long stall_timeout; /* Queues */ struct xenvif_queue *queues; @@ -328,7 +330,7 @@ irqreturn_t xenvif_interrupt(int irq, void *dev_id); extern bool separate_tx_rx_irq; extern unsigned int rx_drain_timeout_msecs; -extern unsigned int rx_drain_timeout_jiffies; +extern unsigned int rx_stall_timeout_msecs; extern unsigned int xenvif_max_queues; #ifdef CONFIG_DEBUG_FS diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c index a6a32d337bbb..9259a732e8a4 100644 --- a/drivers/net/xen-netback/interface.c +++ b/drivers/net/xen-netback/interface.c @@ -166,7 +166,7 @@ static int xenvif_start_xmit(struct sk_buff *skb, struct net_device *dev) goto drop; cb = XENVIF_RX_CB(skb); - cb->expires = jiffies + rx_drain_timeout_jiffies; + cb->expires = jiffies + vif->drain_timeout; xenvif_rx_queue_tail(queue, skb); xenvif_kick_thread(queue); @@ -414,6 +414,8 @@ struct xenvif *xenvif_alloc(struct device *parent, domid_t domid, vif->ip_csum = 1; vif->dev = dev; vif->disabled = false; + vif->drain_timeout = msecs_to_jiffies(rx_drain_timeout_msecs); + vif->stall_timeout = msecs_to_jiffies(rx_stall_timeout_msecs); /* Start out with no queues. */ vif->queues = NULL; diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c index 4a509f715fe8..908e65e9b821 100644 --- a/drivers/net/xen-netback/netback.c +++ b/drivers/net/xen-netback/netback.c @@ -60,14 +60,12 @@ module_param(separate_tx_rx_irq, bool, 0644); */ unsigned int rx_drain_timeout_msecs = 10000; module_param(rx_drain_timeout_msecs, uint, 0444); -unsigned int rx_drain_timeout_jiffies; /* The length of time before the frontend is considered unresponsive * because it isn't providing Rx slots. */ -static unsigned int rx_stall_timeout_msecs = 60000; +unsigned int rx_stall_timeout_msecs = 60000; module_param(rx_stall_timeout_msecs, uint, 0444); -static unsigned int rx_stall_timeout_jiffies; unsigned int xenvif_max_queues; module_param_named(max_queues, xenvif_max_queues, uint, 0644); @@ -2020,7 +2018,7 @@ static bool xenvif_rx_queue_stalled(struct xenvif_queue *queue) return !queue->stalled && prod - cons < XEN_NETBK_RX_SLOTS_MAX && time_after(jiffies, - queue->last_rx_time + rx_stall_timeout_jiffies); + queue->last_rx_time + queue->vif->stall_timeout); } static bool xenvif_rx_queue_ready(struct xenvif_queue *queue) @@ -2038,8 +2036,9 @@ static bool xenvif_have_rx_work(struct xenvif_queue *queue) { return (!skb_queue_empty(&queue->rx_queue) && xenvif_rx_ring_slots_available(queue, XEN_NETBK_RX_SLOTS_MAX)) - || xenvif_rx_queue_stalled(queue) - || xenvif_rx_queue_ready(queue) + || (queue->vif->stall_timeout && + (xenvif_rx_queue_stalled(queue) + || xenvif_rx_queue_ready(queue))) || kthread_should_stop() || queue->vif->disabled; } @@ -2092,6 +2091,9 @@ int xenvif_kthread_guest_rx(void *data) struct xenvif_queue *queue = data; struct xenvif *vif = queue->vif; + if (!vif->stall_timeout) + xenvif_queue_carrier_on(queue); + for (;;) { xenvif_wait_for_rx_work(queue); @@ -2118,10 +2120,12 @@ int xenvif_kthread_guest_rx(void *data) * while it's probably not responsive, drop the * carrier so packets are dropped earlier. */ - if (xenvif_rx_queue_stalled(queue)) - xenvif_queue_carrier_off(queue); - else if (xenvif_rx_queue_ready(queue)) - xenvif_queue_carrier_on(queue); + if (vif->stall_timeout) { + if (xenvif_rx_queue_stalled(queue)) + xenvif_queue_carrier_off(queue); + else if (xenvif_rx_queue_ready(queue)) + xenvif_queue_carrier_on(queue); + } /* Queued packets may have foreign pages from other * domains. These cannot be queued indefinitely as @@ -2192,9 +2196,6 @@ static int __init netback_init(void) if (rc) goto failed_init; - rx_drain_timeout_jiffies = msecs_to_jiffies(rx_drain_timeout_msecs); - rx_stall_timeout_jiffies = msecs_to_jiffies(rx_stall_timeout_msecs); - #ifdef CONFIG_DEBUG_FS xen_netback_dbg_root = debugfs_create_dir("xen-netback", NULL); if (IS_ERR_OR_NULL(xen_netback_dbg_root)) diff --git a/drivers/net/xen-netback/xenbus.c b/drivers/net/xen-netback/xenbus.c index d44cd19169bd..efbaf2ae1999 100644 --- a/drivers/net/xen-netback/xenbus.c +++ b/drivers/net/xen-netback/xenbus.c @@ -887,9 +887,15 @@ static int read_xenbus_vif_flags(struct backend_info *be) return -EOPNOTSUPP; if (xenbus_scanf(XBT_NIL, dev->otherend, - "feature-rx-notify", "%d", &val) < 0 || val == 0) { - xenbus_dev_fatal(dev, -EINVAL, "feature-rx-notify is mandatory"); - return -EINVAL; + "feature-rx-notify", "%d", &val) < 0) + val = 0; + if (!val) { + /* - Reduce drain timeout to poll more frequently for + * Rx requests. + * - Disable Rx stall detection. + */ + be->vif->drain_timeout = msecs_to_jiffies(30); + be->vif->stall_timeout = 0; } if (xenbus_scanf(XBT_NIL, dev->otherend, "feature-sg", diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index 2f0a9ce9ff73..22bcb4e12e2a 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -977,7 +977,6 @@ static int xennet_poll(struct napi_struct *napi, int budget) struct sk_buff_head rxq; struct sk_buff_head errq; struct sk_buff_head tmpq; - unsigned long flags; int err; spin_lock(&queue->rx_lock); @@ -1050,15 +1049,11 @@ err: if (work_done < budget) { int more_to_do = 0; - napi_gro_flush(napi, false); - - local_irq_save(flags); + napi_complete(napi); RING_FINAL_CHECK_FOR_RESPONSES(&queue->rx, more_to_do); - if (!more_to_do) - __napi_complete(napi); - - local_irq_restore(flags); + if (more_to_do) + napi_schedule(napi); } spin_unlock(&queue->rx_lock); diff --git a/include/linux/phy_fixed.h b/include/linux/phy_fixed.h index f2ca1b459377..7e75bfe37cc7 100644 --- a/include/linux/phy_fixed.h +++ b/include/linux/phy_fixed.h @@ -11,7 +11,7 @@ struct fixed_phy_status { struct device_node; -#ifdef CONFIG_FIXED_PHY +#if IS_ENABLED(CONFIG_FIXED_PHY) extern int fixed_phy_add(unsigned int irq, int phy_id, struct fixed_phy_status *status); extern struct phy_device *fixed_phy_register(unsigned int irq, diff --git a/include/uapi/linux/if_tun.h b/include/uapi/linux/if_tun.h index 18b2403982f9..50ae24335444 100644 --- a/include/uapi/linux/if_tun.h +++ b/include/uapi/linux/if_tun.h @@ -48,6 +48,8 @@ #define TUNSETQUEUE _IOW('T', 217, int) #define TUNSETIFINDEX _IOW('T', 218, unsigned int) #define TUNGETFILTER _IOR('T', 219, struct sock_fprog) +#define TUNSETVNETLE _IOW('T', 220, int) +#define TUNGETVNETLE _IOR('T', 221, int) /* TUNSETIFF ifr flags */ #define IFF_TUN 0x0001 @@ -57,7 +59,6 @@ #define IFF_ONE_QUEUE 0x2000 #define IFF_VNET_HDR 0x4000 #define IFF_TUN_EXCL 0x8000 -#define IFF_VNET_LE 0x10000 #define IFF_MULTI_QUEUE 0x0100 #define IFF_ATTACH_QUEUE 0x0200 #define IFF_DETACH_QUEUE 0x0400 diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c index 79d84b88b8f0..fe18825cc8a4 100644 --- a/net/bluetooth/hci_conn.c +++ b/net/bluetooth/hci_conn.c @@ -661,7 +661,7 @@ static void hci_req_add_le_create_conn(struct hci_request *req, memset(&cp, 0, sizeof(cp)); /* Update random address, but set require_privacy to false so - * that we never connect with an unresolvable address. + * that we never connect with an non-resolvable address. */ if (hci_update_random_address(req, false, &own_addr_type)) return; diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 93f92a085506..5dcacf9607e4 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -1373,8 +1373,6 @@ static void hci_init1_req(struct hci_request *req, unsigned long opt) static void bredr_setup(struct hci_request *req) { - struct hci_dev *hdev = req->hdev; - __le16 param; __u8 flt_type; @@ -1403,14 +1401,6 @@ static void bredr_setup(struct hci_request *req) /* Connection accept timeout ~20 secs */ param = cpu_to_le16(0x7d00); hci_req_add(req, HCI_OP_WRITE_CA_TIMEOUT, 2, ¶m); - - /* AVM Berlin (31), aka "BlueFRITZ!", reports version 1.2, - * but it does not support page scan related HCI commands. - */ - if (hdev->manufacturer != 31 && hdev->hci_ver > BLUETOOTH_VER_1_1) { - hci_req_add(req, HCI_OP_READ_PAGE_SCAN_ACTIVITY, 0, NULL); - hci_req_add(req, HCI_OP_READ_PAGE_SCAN_TYPE, 0, NULL); - } } static void le_setup(struct hci_request *req) @@ -1718,6 +1708,16 @@ static void hci_init3_req(struct hci_request *req, unsigned long opt) if (hdev->commands[5] & 0x10) hci_setup_link_policy(req); + if (hdev->commands[8] & 0x01) + hci_req_add(req, HCI_OP_READ_PAGE_SCAN_ACTIVITY, 0, NULL); + + /* Some older Broadcom based Bluetooth 1.2 controllers do not + * support the Read Page Scan Type command. Check support for + * this command in the bit mask of supported commands. + */ + if (hdev->commands[13] & 0x01) + hci_req_add(req, HCI_OP_READ_PAGE_SCAN_TYPE, 0, NULL); + if (lmp_le_capable(hdev)) { u8 events[8]; @@ -2634,6 +2634,12 @@ static int hci_dev_do_close(struct hci_dev *hdev) drain_workqueue(hdev->workqueue); hci_dev_lock(hdev); + + if (!test_and_clear_bit(HCI_AUTO_OFF, &hdev->dev_flags)) { + if (hdev->dev_type == HCI_BREDR) + mgmt_powered(hdev, 0); + } + hci_inquiry_cache_flush(hdev); hci_pend_le_actions_clear(hdev); hci_conn_hash_flush(hdev); @@ -2681,14 +2687,6 @@ static int hci_dev_do_close(struct hci_dev *hdev) hdev->flags &= BIT(HCI_RAW); hdev->dev_flags &= ~HCI_PERSISTENT_MASK; - if (!test_and_clear_bit(HCI_AUTO_OFF, &hdev->dev_flags)) { - if (hdev->dev_type == HCI_BREDR) { - hci_dev_lock(hdev); - mgmt_powered(hdev, 0); - hci_dev_unlock(hdev); - } - } - /* Controller radio is available but is currently powered down */ hdev->amp_status = AMP_STATUS_POWERED_DOWN; @@ -3083,7 +3081,9 @@ static void hci_power_on(struct work_struct *work) err = hci_dev_do_open(hdev); if (err < 0) { + hci_dev_lock(hdev); mgmt_set_powered_failed(hdev, err); + hci_dev_unlock(hdev); return; } @@ -3959,17 +3959,29 @@ int hci_update_random_address(struct hci_request *req, bool require_privacy, } /* In case of required privacy without resolvable private address, - * use an unresolvable private address. This is useful for active + * use an non-resolvable private address. This is useful for active * scanning and non-connectable advertising. */ if (require_privacy) { - bdaddr_t urpa; + bdaddr_t nrpa; + + while (true) { + /* The non-resolvable private address is generated + * from random six bytes with the two most significant + * bits cleared. + */ + get_random_bytes(&nrpa, 6); + nrpa.b[5] &= 0x3f; - get_random_bytes(&urpa, 6); - urpa.b[5] &= 0x3f; /* Clear two most significant bits */ + /* The non-resolvable private address shall not be + * equal to the public address. + */ + if (bacmp(&hdev->bdaddr, &nrpa)) + break; + } *own_addr_type = ADDR_LE_DEV_RANDOM; - set_random_addr(req, &urpa); + set_random_addr(req, &nrpa); return 0; } @@ -5625,7 +5637,7 @@ void hci_req_add_le_passive_scan(struct hci_request *req) u8 filter_policy; /* Set require_privacy to false since no SCAN_REQ are send - * during passive scanning. Not using an unresolvable address + * during passive scanning. Not using an non-resolvable address * here is important so that peer devices using direct * advertising with our address will be correctly reported * by the controller. diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 322abbbbcef9..39a5c8a01726 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -257,6 +257,8 @@ static void hci_cc_write_auth_enable(struct hci_dev *hdev, struct sk_buff *skb) if (!sent) return; + hci_dev_lock(hdev); + if (!status) { __u8 param = *((__u8 *) sent); @@ -268,6 +270,8 @@ static void hci_cc_write_auth_enable(struct hci_dev *hdev, struct sk_buff *skb) if (test_bit(HCI_MGMT, &hdev->dev_flags)) mgmt_auth_enable_complete(hdev, status); + + hci_dev_unlock(hdev); } static void hci_cc_write_encrypt_mode(struct hci_dev *hdev, struct sk_buff *skb) @@ -443,6 +447,8 @@ static void hci_cc_write_ssp_mode(struct hci_dev *hdev, struct sk_buff *skb) if (!sent) return; + hci_dev_lock(hdev); + if (!status) { if (sent->mode) hdev->features[1][0] |= LMP_HOST_SSP; @@ -458,6 +464,8 @@ static void hci_cc_write_ssp_mode(struct hci_dev *hdev, struct sk_buff *skb) else clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags); } + + hci_dev_unlock(hdev); } static void hci_cc_write_sc_support(struct hci_dev *hdev, struct sk_buff *skb) @@ -471,6 +479,8 @@ static void hci_cc_write_sc_support(struct hci_dev *hdev, struct sk_buff *skb) if (!sent) return; + hci_dev_lock(hdev); + if (!status) { if (sent->support) hdev->features[1][0] |= LMP_HOST_SC; @@ -486,6 +496,8 @@ static void hci_cc_write_sc_support(struct hci_dev *hdev, struct sk_buff *skb) else clear_bit(HCI_SC_ENABLED, &hdev->dev_flags); } + + hci_dev_unlock(hdev); } static void hci_cc_read_local_version(struct hci_dev *hdev, struct sk_buff *skb) @@ -1135,6 +1147,8 @@ static void hci_cc_le_set_scan_enable(struct hci_dev *hdev, if (!cp) return; + hci_dev_lock(hdev); + switch (cp->enable) { case LE_SCAN_ENABLE: set_bit(HCI_LE_SCAN, &hdev->dev_flags); @@ -1184,6 +1198,8 @@ static void hci_cc_le_set_scan_enable(struct hci_dev *hdev, BT_ERR("Used reserved LE_Scan_Enable param %d", cp->enable); break; } + + hci_dev_unlock(hdev); } static void hci_cc_le_read_white_list_size(struct hci_dev *hdev, @@ -1278,6 +1294,8 @@ static void hci_cc_write_le_host_supported(struct hci_dev *hdev, if (!sent) return; + hci_dev_lock(hdev); + if (sent->le) { hdev->features[1][0] |= LMP_HOST_LE; set_bit(HCI_LE_ENABLED, &hdev->dev_flags); @@ -1291,6 +1309,8 @@ static void hci_cc_write_le_host_supported(struct hci_dev *hdev, hdev->features[1][0] |= LMP_HOST_LE_BREDR; else hdev->features[1][0] &= ~LMP_HOST_LE_BREDR; + + hci_dev_unlock(hdev); } static void hci_cc_set_adv_param(struct hci_dev *hdev, struct sk_buff *skb) diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index a2b6dfa38a0c..d04dc0095736 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -6966,8 +6966,9 @@ static struct l2cap_conn *l2cap_conn_add(struct hci_conn *hcon) test_bit(HCI_HS_ENABLED, &hcon->hdev->dev_flags)) conn->local_fixed_chan |= L2CAP_FC_A2MP; - if (bredr_sc_enabled(hcon->hdev) && - test_bit(HCI_LE_ENABLED, &hcon->hdev->dev_flags)) + if (test_bit(HCI_LE_ENABLED, &hcon->hdev->dev_flags) && + (bredr_sc_enabled(hcon->hdev) || + test_bit(HCI_FORCE_LESC, &hcon->hdev->dbg_flags))) conn->local_fixed_chan |= L2CAP_FC_SMP_BREDR; mutex_init(&conn->ident_lock); diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index 7384f1161336..693ce8bcd06e 100644 --- a/net/bluetooth/mgmt.c +++ b/net/bluetooth/mgmt.c @@ -2199,12 +2199,14 @@ static void le_enable_complete(struct hci_dev *hdev, u8 status) { struct cmd_lookup match = { NULL, hdev }; + hci_dev_lock(hdev); + if (status) { u8 mgmt_err = mgmt_status(status); mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, cmd_status_rsp, &mgmt_err); - return; + goto unlock; } mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, settings_rsp, &match); @@ -2222,17 +2224,16 @@ static void le_enable_complete(struct hci_dev *hdev, u8 status) if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { struct hci_request req; - hci_dev_lock(hdev); - hci_req_init(&req, hdev); update_adv_data(&req); update_scan_rsp_data(&req); hci_req_run(&req, NULL); hci_update_background_scan(hdev); - - hci_dev_unlock(hdev); } + +unlock: + hci_dev_unlock(hdev); } static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) @@ -3114,14 +3115,13 @@ static void pairing_complete(struct pending_cmd *cmd, u8 status) conn->disconn_cfm_cb = NULL; hci_conn_drop(conn); - hci_conn_put(conn); - - mgmt_pending_remove(cmd); /* The device is paired so there is no need to remove * its connection parameters anymore. */ clear_bit(HCI_CONN_PARAM_REMOVAL_PEND, &conn->flags); + + hci_conn_put(conn); } void mgmt_smp_complete(struct hci_conn *conn, bool complete) @@ -3130,8 +3130,10 @@ void mgmt_smp_complete(struct hci_conn *conn, bool complete) struct pending_cmd *cmd; cmd = find_pairing(conn); - if (cmd) + if (cmd) { cmd->cmd_complete(cmd, status); + mgmt_pending_remove(cmd); + } } static void pairing_complete_cb(struct hci_conn *conn, u8 status) @@ -3141,10 +3143,13 @@ static void pairing_complete_cb(struct hci_conn *conn, u8 status) BT_DBG("status %u", status); cmd = find_pairing(conn); - if (!cmd) + if (!cmd) { BT_DBG("Unable to find a pending command"); - else - cmd->cmd_complete(cmd, mgmt_status(status)); + return; + } + + cmd->cmd_complete(cmd, mgmt_status(status)); + mgmt_pending_remove(cmd); } static void le_pairing_complete_cb(struct hci_conn *conn, u8 status) @@ -3157,10 +3162,13 @@ static void le_pairing_complete_cb(struct hci_conn *conn, u8 status) return; cmd = find_pairing(conn); - if (!cmd) + if (!cmd) { BT_DBG("Unable to find a pending command"); - else - cmd->cmd_complete(cmd, mgmt_status(status)); + return; + } + + cmd->cmd_complete(cmd, mgmt_status(status)); + mgmt_pending_remove(cmd); } static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data, @@ -3274,8 +3282,10 @@ static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data, cmd->user_data = hci_conn_get(conn); if ((conn->state == BT_CONNECTED || conn->state == BT_CONFIG) && - hci_conn_security(conn, sec_level, auth_type, true)) - pairing_complete(cmd, 0); + hci_conn_security(conn, sec_level, auth_type, true)) { + cmd->cmd_complete(cmd, 0); + mgmt_pending_remove(cmd); + } err = 0; @@ -3317,7 +3327,8 @@ static int cancel_pair_device(struct sock *sk, struct hci_dev *hdev, void *data, goto unlock; } - pairing_complete(cmd, MGMT_STATUS_CANCELLED); + cmd->cmd_complete(cmd, MGMT_STATUS_CANCELLED); + mgmt_pending_remove(cmd); err = cmd_complete(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, 0, addr, sizeof(*addr)); @@ -3791,7 +3802,7 @@ static bool trigger_discovery(struct hci_request *req, u8 *status) /* All active scans will be done with either a resolvable * private address (when privacy feature has been enabled) - * or unresolvable private address. + * or non-resolvable private address. */ err = hci_update_random_address(req, true, &own_addr_type); if (err < 0) { @@ -4279,12 +4290,14 @@ static void set_advertising_complete(struct hci_dev *hdev, u8 status) { struct cmd_lookup match = { NULL, hdev }; + hci_dev_lock(hdev); + if (status) { u8 mgmt_err = mgmt_status(status); mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, cmd_status_rsp, &mgmt_err); - return; + goto unlock; } if (test_bit(HCI_LE_ADV, &hdev->dev_flags)) @@ -4299,6 +4312,9 @@ static void set_advertising_complete(struct hci_dev *hdev, u8 status) if (match.sk) sock_put(match.sk); + +unlock: + hci_dev_unlock(hdev); } static int set_advertising(struct sock *sk, struct hci_dev *hdev, void *data, @@ -6081,6 +6097,11 @@ static int powered_update_hci(struct hci_dev *hdev) hci_req_add(&req, HCI_OP_WRITE_SSP_MODE, 1, &ssp); } + if (bredr_sc_enabled(hdev) && !lmp_host_sc_capable(hdev)) { + u8 sc = 0x01; + hci_req_add(&req, HCI_OP_WRITE_SC_SUPPORT, sizeof(sc), &sc); + } + if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && lmp_bredr_capable(hdev)) { struct hci_cp_write_le_host_supported cp; @@ -6130,8 +6151,7 @@ static int powered_update_hci(struct hci_dev *hdev) int mgmt_powered(struct hci_dev *hdev, u8 powered) { struct cmd_lookup match = { NULL, hdev }; - u8 status_not_powered = MGMT_STATUS_NOT_POWERED; - u8 zero_cod[] = { 0, 0, 0 }; + u8 status, zero_cod[] = { 0, 0, 0 }; int err; if (!test_bit(HCI_MGMT, &hdev->dev_flags)) @@ -6147,7 +6167,20 @@ int mgmt_powered(struct hci_dev *hdev, u8 powered) } mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); - mgmt_pending_foreach(0, hdev, cmd_complete_rsp, &status_not_powered); + + /* If the power off is because of hdev unregistration let + * use the appropriate INVALID_INDEX status. Otherwise use + * NOT_POWERED. We cover both scenarios here since later in + * mgmt_index_removed() any hci_conn callbacks will have already + * been triggered, potentially causing misleading DISCONNECTED + * status responses. + */ + if (test_bit(HCI_UNREGISTER, &hdev->dev_flags)) + status = MGMT_STATUS_INVALID_INDEX; + else + status = MGMT_STATUS_NOT_POWERED; + + mgmt_pending_foreach(0, hdev, cmd_complete_rsp, &status); if (memcmp(hdev->dev_class, zero_cod, sizeof(zero_cod)) != 0) mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, @@ -6681,8 +6714,10 @@ void mgmt_auth_failed(struct hci_conn *conn, u8 hci_status) mgmt_event(MGMT_EV_AUTH_FAILED, conn->hdev, &ev, sizeof(ev), cmd ? cmd->sk : NULL); - if (cmd) - pairing_complete(cmd, status); + if (cmd) { + cmd->cmd_complete(cmd, status); + mgmt_pending_remove(cmd); + } } void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status) @@ -7046,13 +7081,15 @@ void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, * kept and checking possible scan response data * will be skipped. */ - if (hdev->discovery.uuid_count > 0) { + if (hdev->discovery.uuid_count > 0) match = eir_has_uuids(eir, eir_len, hdev->discovery.uuid_count, hdev->discovery.uuids); - if (!match) - return; - } + else + match = true; + + if (!match && !scan_rsp_len) + return; /* Copy EIR or advertising data into event */ memcpy(ev->eir, eir, eir_len); @@ -7061,8 +7098,10 @@ void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, * provided, results with empty EIR or advertising data * should be dropped since they do not match any UUID. */ - if (hdev->discovery.uuid_count > 0) + if (hdev->discovery.uuid_count > 0 && !scan_rsp_len) return; + + match = false; } if (dev_class && !eir_has_data_type(ev->eir, eir_len, EIR_CLASS_OF_DEV)) diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c index 6a46252fe66f..b67749bb55bf 100644 --- a/net/bluetooth/smp.c +++ b/net/bluetooth/smp.c @@ -1673,7 +1673,8 @@ static u8 smp_cmd_pairing_req(struct l2cap_conn *conn, struct sk_buff *skb) /* SMP over BR/EDR requires special treatment */ if (conn->hcon->type == ACL_LINK) { /* We must have a BR/EDR SC link */ - if (!test_bit(HCI_CONN_AES_CCM, &conn->hcon->flags)) + if (!test_bit(HCI_CONN_AES_CCM, &conn->hcon->flags) && + !test_bit(HCI_FORCE_LESC, &hdev->dbg_flags)) return SMP_CROSS_TRANSP_NOT_ALLOWED; set_bit(SMP_FLAG_SC, &smp->flags); @@ -2927,7 +2928,7 @@ static struct l2cap_chan *smp_add_cid(struct hci_dev *hdev, u16 cid) tfm_aes = crypto_alloc_blkcipher("ecb(aes)", 0, 0); if (IS_ERR(tfm_aes)) { BT_ERR("Unable to create crypto context"); - return ERR_PTR(PTR_ERR(tfm_aes)); + return ERR_CAST(tfm_aes); } create_chan: diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index d06107d36ec8..9cf6fe9ddc0c 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -2368,6 +2368,11 @@ int ndo_dflt_fdb_add(struct ndmsg *ndm, return err; } + if (vid) { + pr_info("%s: vlans aren't supported yet for dev_uc|mc_add()\n", dev->name); + return err; + } + if (is_unicast_ether_addr(addr) || is_link_local_ether_addr(addr)) err = dev_uc_add_excl(dev, addr); else if (is_multicast_ether_addr(addr)) diff --git a/net/ipv4/geneve.c b/net/ipv4/geneve.c index a457232f0131..95e47c97585e 100644 --- a/net/ipv4/geneve.c +++ b/net/ipv4/geneve.c @@ -159,6 +159,15 @@ static void geneve_notify_add_rx_port(struct geneve_sock *gs) } } +static void geneve_notify_del_rx_port(struct geneve_sock *gs) +{ + struct sock *sk = gs->sock->sk; + sa_family_t sa_family = sk->sk_family; + + if (sa_family == AF_INET) + udp_del_offload(&gs->udp_offloads); +} + /* Callback from net/ipv4/udp.c to receive packets */ static int geneve_udp_encap_recv(struct sock *sk, struct sk_buff *skb) { @@ -287,6 +296,7 @@ struct geneve_sock *geneve_sock_add(struct net *net, __be16 port, geneve_rcv_t *rcv, void *data, bool no_share, bool ipv6) { + struct geneve_net *gn = net_generic(net, geneve_net_id); struct geneve_sock *gs; gs = geneve_socket_create(net, port, rcv, data, ipv6); @@ -296,15 +306,15 @@ struct geneve_sock *geneve_sock_add(struct net *net, __be16 port, if (no_share) /* Return error if sharing is not allowed. */ return ERR_PTR(-EINVAL); + spin_lock(&gn->sock_lock); gs = geneve_find_sock(net, port); - if (gs) { - if (gs->rcv == rcv) - atomic_inc(&gs->refcnt); - else + if (gs && ((gs->rcv != rcv) || + !atomic_add_unless(&gs->refcnt, 1, 0))) gs = ERR_PTR(-EBUSY); - } else { + spin_unlock(&gn->sock_lock); + + if (!gs) gs = ERR_PTR(-EINVAL); - } return gs; } @@ -312,9 +322,17 @@ EXPORT_SYMBOL_GPL(geneve_sock_add); void geneve_sock_release(struct geneve_sock *gs) { + struct net *net = sock_net(gs->sock->sk); + struct geneve_net *gn = net_generic(net, geneve_net_id); + if (!atomic_dec_and_test(&gs->refcnt)) return; + spin_lock(&gn->sock_lock); + hlist_del_rcu(&gs->hlist); + geneve_notify_del_rx_port(gs); + spin_unlock(&gn->sock_lock); + queue_work(geneve_wq, &gs->del_work); } EXPORT_SYMBOL_GPL(geneve_sock_release); diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c index ac8491245e5b..4f4bf5b99686 100644 --- a/net/ipv4/ip_gre.c +++ b/net/ipv4/ip_gre.c @@ -252,10 +252,6 @@ static netdev_tx_t ipgre_xmit(struct sk_buff *skb, struct ip_tunnel *tunnel = netdev_priv(dev); const struct iphdr *tnl_params; - skb = gre_handle_offloads(skb, !!(tunnel->parms.o_flags&TUNNEL_CSUM)); - if (IS_ERR(skb)) - goto out; - if (dev->header_ops) { /* Need space for new headers */ if (skb_cow_head(skb, dev->needed_headroom - @@ -268,6 +264,7 @@ static netdev_tx_t ipgre_xmit(struct sk_buff *skb, * to gre header. */ skb_pull(skb, tunnel->hlen + sizeof(struct iphdr)); + skb_reset_mac_header(skb); } else { if (skb_cow_head(skb, dev->needed_headroom)) goto free_skb; @@ -275,6 +272,10 @@ static netdev_tx_t ipgre_xmit(struct sk_buff *skb, tnl_params = &tunnel->parms.iph; } + skb = gre_handle_offloads(skb, !!(tunnel->parms.o_flags&TUNNEL_CSUM)); + if (IS_ERR(skb)) + goto out; + __gre_xmit(skb, dev, tnl_params, skb->protocol); return NETDEV_TX_OK; diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c index 63e745aadab6..d3e447936720 100644 --- a/net/ipv4/ip_tunnel.c +++ b/net/ipv4/ip_tunnel.c @@ -514,6 +514,9 @@ const struct ip_tunnel_encap_ops __rcu * int ip_tunnel_encap_add_ops(const struct ip_tunnel_encap_ops *ops, unsigned int num) { + if (num >= MAX_IPTUN_ENCAP_OPS) + return -ERANGE; + return !cmpxchg((const struct ip_tunnel_encap_ops **) &iptun_encaps[num], NULL, ops) ? 0 : -1; @@ -525,6 +528,9 @@ int ip_tunnel_encap_del_ops(const struct ip_tunnel_encap_ops *ops, { int ret; + if (num >= MAX_IPTUN_ENCAP_OPS) + return -ERANGE; + ret = (cmpxchg((const struct ip_tunnel_encap_ops **) &iptun_encaps[num], ops, NULL) == ops) ? 0 : -1; @@ -567,6 +573,9 @@ int ip_tunnel_encap(struct sk_buff *skb, struct ip_tunnel *t, if (t->encap.type == TUNNEL_ENCAP_NONE) return 0; + if (t->encap.type >= MAX_IPTUN_ENCAP_OPS) + return -EINVAL; + rcu_read_lock(); ops = rcu_dereference(iptun_encaps[t->encap.type]); if (likely(ops && ops->build_header)) diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c index 5d6dae9e4aac..da1c12c34487 100644 --- a/net/mac80211/chan.c +++ b/net/mac80211/chan.c @@ -1011,6 +1011,10 @@ ieee80211_vif_use_reserved_reassign(struct ieee80211_sub_if_data *sdata) ieee80211_vif_update_chandef(sdata, &sdata->reserved_chandef); + ieee80211_recalc_smps_chanctx(local, new_ctx); + ieee80211_recalc_radar_chanctx(local, new_ctx); + ieee80211_recalc_chanctx_min_def(local, new_ctx); + if (changed) ieee80211_bss_info_change_notify(sdata, changed); diff --git a/net/mac80211/key.c b/net/mac80211/key.c index 434a91ad12c8..0bb7038121ac 100644 --- a/net/mac80211/key.c +++ b/net/mac80211/key.c @@ -656,7 +656,7 @@ void ieee80211_free_sta_keys(struct ieee80211_local *local, int i; mutex_lock(&local->key_mtx); - for (i = 0; i < NUM_DEFAULT_KEYS; i++) { + for (i = 0; i < ARRAY_SIZE(sta->gtk); i++) { key = key_mtx_dereference(local, sta->gtk[i]); if (!key) continue; diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 75a9bf50207e..2c36c4765f47 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -174,6 +174,7 @@ ieee80211_determine_chantype(struct ieee80211_sub_if_data *sdata, if (!(ht_cap->cap_info & cpu_to_le16(IEEE80211_HT_CAP_SUP_WIDTH_20_40))) { ret = IEEE80211_STA_DISABLE_40MHZ; + vht_chandef = *chandef; goto out; } diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 49c23bdf08bb..683b10f46505 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -1761,14 +1761,14 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx) sc = le16_to_cpu(hdr->seq_ctrl); frag = sc & IEEE80211_SCTL_FRAG; - if (likely(!ieee80211_has_morefrags(fc) && frag == 0)) - goto out; - if (is_multicast_ether_addr(hdr->addr1)) { rx->local->dot11MulticastReceivedFrameCount++; - goto out; + goto out_no_led; } + if (likely(!ieee80211_has_morefrags(fc) && frag == 0)) + goto out; + I802_DEBUG_INC(rx->local->rx_handlers_fragments); if (skb_linearize(rx->skb)) @@ -1859,9 +1859,10 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx) status->rx_flags |= IEEE80211_RX_FRAGMENTED; out: + ieee80211_led_rx(rx->local); + out_no_led: if (rx->sta) rx->sta->rx_packets++; - ieee80211_led_rx(rx->local); return RX_CONTINUE; } diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index ef5f77b44ec7..074cf3e91c6f 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -525,14 +525,14 @@ out: return err; } -static void netlink_frame_flush_dcache(const struct nl_mmap_hdr *hdr) +static void netlink_frame_flush_dcache(const struct nl_mmap_hdr *hdr, unsigned int nm_len) { #if ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE == 1 struct page *p_start, *p_end; /* First page is flushed through netlink_{get,set}_status */ p_start = pgvec_to_page(hdr + PAGE_SIZE); - p_end = pgvec_to_page((void *)hdr + NL_MMAP_HDRLEN + hdr->nm_len - 1); + p_end = pgvec_to_page((void *)hdr + NL_MMAP_HDRLEN + nm_len - 1); while (p_start <= p_end) { flush_dcache_page(p_start); p_start++; @@ -550,9 +550,9 @@ static enum nl_mmap_status netlink_get_status(const struct nl_mmap_hdr *hdr) static void netlink_set_status(struct nl_mmap_hdr *hdr, enum nl_mmap_status status) { + smp_mb(); hdr->nm_status = status; flush_dcache_page(pgvec_to_page(hdr)); - smp_wmb(); } static struct nl_mmap_hdr * @@ -714,24 +714,16 @@ static int netlink_mmap_sendmsg(struct sock *sk, struct msghdr *msg, struct nl_mmap_hdr *hdr; struct sk_buff *skb; unsigned int maxlen; - bool excl = true; int err = 0, len = 0; - /* Netlink messages are validated by the receiver before processing. - * In order to avoid userspace changing the contents of the message - * after validation, the socket and the ring may only be used by a - * single process, otherwise we fall back to copying. - */ - if (atomic_long_read(&sk->sk_socket->file->f_count) > 1 || - atomic_read(&nlk->mapped) > 1) - excl = false; - mutex_lock(&nlk->pg_vec_lock); ring = &nlk->tx_ring; maxlen = ring->frame_size - NL_MMAP_HDRLEN; do { + unsigned int nm_len; + hdr = netlink_current_frame(ring, NL_MMAP_STATUS_VALID); if (hdr == NULL) { if (!(msg->msg_flags & MSG_DONTWAIT) && @@ -739,35 +731,23 @@ static int netlink_mmap_sendmsg(struct sock *sk, struct msghdr *msg, schedule(); continue; } - if (hdr->nm_len > maxlen) { + + nm_len = ACCESS_ONCE(hdr->nm_len); + if (nm_len > maxlen) { err = -EINVAL; goto out; } - netlink_frame_flush_dcache(hdr); + netlink_frame_flush_dcache(hdr, nm_len); - if (likely(dst_portid == 0 && dst_group == 0 && excl)) { - skb = alloc_skb_head(GFP_KERNEL); - if (skb == NULL) { - err = -ENOBUFS; - goto out; - } - sock_hold(sk); - netlink_ring_setup_skb(skb, sk, ring, hdr); - NETLINK_CB(skb).flags |= NETLINK_SKB_TX; - __skb_put(skb, hdr->nm_len); - netlink_set_status(hdr, NL_MMAP_STATUS_RESERVED); - atomic_inc(&ring->pending); - } else { - skb = alloc_skb(hdr->nm_len, GFP_KERNEL); - if (skb == NULL) { - err = -ENOBUFS; - goto out; - } - __skb_put(skb, hdr->nm_len); - memcpy(skb->data, (void *)hdr + NL_MMAP_HDRLEN, hdr->nm_len); - netlink_set_status(hdr, NL_MMAP_STATUS_UNUSED); + skb = alloc_skb(nm_len, GFP_KERNEL); + if (skb == NULL) { + err = -ENOBUFS; + goto out; } + __skb_put(skb, nm_len); + memcpy(skb->data, (void *)hdr + NL_MMAP_HDRLEN, nm_len); + netlink_set_status(hdr, NL_MMAP_STATUS_UNUSED); netlink_increment_head(ring); @@ -813,7 +793,7 @@ static void netlink_queue_mmaped_skb(struct sock *sk, struct sk_buff *skb) hdr->nm_pid = NETLINK_CB(skb).creds.pid; hdr->nm_uid = from_kuid(sk_user_ns(sk), NETLINK_CB(skb).creds.uid); hdr->nm_gid = from_kgid(sk_user_ns(sk), NETLINK_CB(skb).creds.gid); - netlink_frame_flush_dcache(hdr); + netlink_frame_flush_dcache(hdr, hdr->nm_len); netlink_set_status(hdr, NL_MMAP_STATUS_VALID); NETLINK_CB(skb).flags |= NETLINK_SKB_DELIVERED; diff --git a/net/rds/message.c b/net/rds/message.c index ff2202218187..5a21e6f5986f 100644 --- a/net/rds/message.c +++ b/net/rds/message.c @@ -325,7 +325,8 @@ int rds_message_inc_copy_to_user(struct rds_incoming *inc, struct iov_iter *to) copied = 0; while (iov_iter_count(to) && copied < len) { - to_copy = min(iov_iter_count(to), sg->length - vec_off); + to_copy = min_t(unsigned long, iov_iter_count(to), + sg->length - vec_off); to_copy = min_t(unsigned long, to_copy, len - copied); rds_stats_add(s_copy_to_user, to_copy); diff --git a/net/wireless/chan.c b/net/wireless/chan.c index 85506f1d0789..7aaf7415dc4c 100644 --- a/net/wireless/chan.c +++ b/net/wireless/chan.c @@ -603,7 +603,7 @@ bool cfg80211_chandef_usable(struct wiphy *wiphy, { struct ieee80211_sta_ht_cap *ht_cap; struct ieee80211_sta_vht_cap *vht_cap; - u32 width, control_freq; + u32 width, control_freq, cap; if (WARN_ON(!cfg80211_chandef_valid(chandef))) return false; @@ -643,7 +643,8 @@ bool cfg80211_chandef_usable(struct wiphy *wiphy, return false; break; case NL80211_CHAN_WIDTH_80P80: - if (!(vht_cap->cap & IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ)) + cap = vht_cap->cap & IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK; + if (cap != IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ) return false; case NL80211_CHAN_WIDTH_80: if (!vht_cap->vht_supported) @@ -654,7 +655,9 @@ bool cfg80211_chandef_usable(struct wiphy *wiphy, case NL80211_CHAN_WIDTH_160: if (!vht_cap->vht_supported) return false; - if (!(vht_cap->cap & IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ)) + cap = vht_cap->cap & IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK; + if (cap != IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ && + cap != IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ) return false; prohibited_flags |= IEEE80211_CHAN_NO_160MHZ; width = 160; diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index a17d6bc6b22c..7ca4b5133123 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -6002,7 +6002,7 @@ nl80211_parse_sched_scan(struct wiphy *wiphy, struct wireless_dev *wdev, } /* there was no other matchset, so the RSSI one is alone */ - if (i == 0) + if (i == 0 && n_match_sets) request->match_sets[0].rssi_thold = default_match_rssi; request->min_rssi_thold = INT_MAX; diff --git a/net/wireless/reg.c b/net/wireless/reg.c index 47be6163381c..7b8309840d4e 100644 --- a/net/wireless/reg.c +++ b/net/wireless/reg.c @@ -1549,9 +1549,15 @@ static bool reg_wdev_chan_valid(struct wiphy *wiphy, struct wireless_dev *wdev) ret = cfg80211_reg_can_beacon(wiphy, &wdev->chandef, wdev->iftype); break; + case NL80211_IFTYPE_ADHOC: + if (!wdev->ssid_len) + goto out; + + ret = cfg80211_reg_can_beacon(wiphy, + &wdev->chandef, wdev->iftype); + break; case NL80211_IFTYPE_STATION: case NL80211_IFTYPE_P2P_CLIENT: - case NL80211_IFTYPE_ADHOC: if (!wdev->current_bss || !wdev->current_bss->pub.channel) goto out; @@ -1907,7 +1913,7 @@ static enum reg_request_treatment reg_process_hint_driver(struct wiphy *wiphy, struct regulatory_request *driver_request) { - const struct ieee80211_regdomain *regd; + const struct ieee80211_regdomain *regd, *tmp; enum reg_request_treatment treatment; treatment = __reg_process_hint_driver(driver_request); @@ -1927,7 +1933,10 @@ reg_process_hint_driver(struct wiphy *wiphy, reg_free_request(driver_request); return REG_REQ_IGNORE; } + + tmp = get_wiphy_regdom(wiphy); rcu_assign_pointer(wiphy->regd, regd); + rcu_free_regdom(tmp); } @@ -1986,11 +1995,8 @@ __reg_process_hint_country_ie(struct wiphy *wiphy, return REG_REQ_IGNORE; return REG_REQ_ALREADY_SET; } - /* - * Two consecutive Country IE hints on the same wiphy. - * This should be picked up early by the driver/stack - */ - if (WARN_ON(regdom_changes(country_ie_request->alpha2))) + + if (regdom_changes(country_ie_request->alpha2)) return REG_REQ_OK; return REG_REQ_ALREADY_SET; } |