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path: root/drivers/s390/net/qeth_l3_main.c
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Diffstat (limited to 'drivers/s390/net/qeth_l3_main.c')
-rw-r--r--drivers/s390/net/qeth_l3_main.c83
1 files changed, 41 insertions, 42 deletions
diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c
index 5475834ab916..fc6ca1da8b98 100644
--- a/drivers/s390/net/qeth_l3_main.c
+++ b/drivers/s390/net/qeth_l3_main.c
@@ -22,6 +22,7 @@
#include <linux/ipv6.h>
#include <linux/inetdevice.h>
#include <linux/igmp.h>
+#include <linux/slab.h>
#include <net/ip.h>
#include <net/arp.h>
@@ -1691,39 +1692,43 @@ qeth_diags_trace_cb(struct qeth_card *card, struct qeth_reply *reply,
cmd = (struct qeth_ipa_cmd *)data;
rc = cmd->hdr.return_code;
- if (rc) {
+ if (rc)
QETH_DBF_TEXT_(TRACE, 2, "dxter%x", rc);
- if (cmd->data.diagass.action == QETH_DIAGS_CMD_TRACE_ENABLE) {
- switch (rc) {
- case IPA_RC_HARDWARE_AUTH_ERROR:
- dev_warn(&card->gdev->dev, "The device is not "
- "authorized to run as a HiperSockets "
- "network traffic analyzer\n");
- break;
- case IPA_RC_TRACE_ALREADY_ACTIVE:
- dev_warn(&card->gdev->dev, "A HiperSockets "
- "network traffic analyzer is already "
- "active in the HiperSockets LAN\n");
- break;
- default:
- break;
- }
- }
- return 0;
- }
-
switch (cmd->data.diagass.action) {
case QETH_DIAGS_CMD_TRACE_QUERY:
break;
case QETH_DIAGS_CMD_TRACE_DISABLE:
- card->info.promisc_mode = SET_PROMISC_MODE_OFF;
- dev_info(&card->gdev->dev, "The HiperSockets network traffic "
- "analyzer is deactivated\n");
+ switch (rc) {
+ case 0:
+ case IPA_RC_INVALID_SUBCMD:
+ card->info.promisc_mode = SET_PROMISC_MODE_OFF;
+ dev_info(&card->gdev->dev, "The HiperSockets network "
+ "traffic analyzer is deactivated\n");
+ break;
+ default:
+ break;
+ }
break;
case QETH_DIAGS_CMD_TRACE_ENABLE:
- card->info.promisc_mode = SET_PROMISC_MODE_ON;
- dev_info(&card->gdev->dev, "The HiperSockets network traffic "
- "analyzer is activated\n");
+ switch (rc) {
+ case 0:
+ card->info.promisc_mode = SET_PROMISC_MODE_ON;
+ dev_info(&card->gdev->dev, "The HiperSockets network "
+ "traffic analyzer is activated\n");
+ break;
+ case IPA_RC_HARDWARE_AUTH_ERROR:
+ dev_warn(&card->gdev->dev, "The device is not "
+ "authorized to run as a HiperSockets network "
+ "traffic analyzer\n");
+ break;
+ case IPA_RC_TRACE_ALREADY_ACTIVE:
+ dev_warn(&card->gdev->dev, "A HiperSockets "
+ "network traffic analyzer is already "
+ "active in the HiperSockets LAN\n");
+ break;
+ default:
+ break;
+ }
break;
default:
QETH_DBF_MESSAGE(2, "Unknown sniffer action (0x%04x) on %s\n",
@@ -2215,11 +2220,9 @@ static int qeth_l3_stop_card(struct qeth_card *card, int recovery_mode)
if (recovery_mode)
qeth_l3_stop(card->dev);
else {
- if (card->dev) {
- rtnl_lock();
- dev_close(card->dev);
- rtnl_unlock();
- }
+ rtnl_lock();
+ dev_close(card->dev);
+ rtnl_unlock();
}
if (!card->use_hard_stop) {
rc = qeth_send_stoplan(card);
@@ -2900,10 +2903,8 @@ static int qeth_l3_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
int data_offset = -1;
int nr_frags;
- if ((card->info.type == QETH_CARD_TYPE_IQD) &&
- (((skb->protocol != htons(ETH_P_IPV6)) &&
- (skb->protocol != htons(ETH_P_IP))) ||
- card->options.sniffer))
+ if (((card->info.type == QETH_CARD_TYPE_IQD) && (!ipv)) ||
+ card->options.sniffer)
goto tx_drop;
if ((card->state != CARD_STATE_UP) || !card->lan_online) {
@@ -2949,14 +2950,14 @@ static int qeth_l3_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
if (data_offset < 0)
skb_pull(new_skb, ETH_HLEN);
} else {
- if (new_skb->protocol == htons(ETH_P_IP)) {
+ if (ipv == 4) {
if (card->dev->type == ARPHRD_IEEE802_TR)
skb_pull(new_skb, TR_HLEN);
else
skb_pull(new_skb, ETH_HLEN);
}
- if (new_skb->protocol == ETH_P_IPV6 && card->vlangrp &&
+ if (ipv == 6 && card->vlangrp &&
vlan_tx_tag_present(new_skb)) {
skb_push(new_skb, VLAN_HLEN);
skb_copy_to_linear_data(new_skb, new_skb->data + 4, 4);
@@ -3534,11 +3535,9 @@ static int qeth_l3_pm_resume(struct ccwgroup_device *gdev)
if (card->state == CARD_STATE_RECOVER) {
rc = __qeth_l3_set_online(card->gdev, 1);
if (rc) {
- if (card->dev) {
- rtnl_lock();
- dev_close(card->dev);
- rtnl_unlock();
- }
+ rtnl_lock();
+ dev_close(card->dev);
+ rtnl_unlock();
}
} else
rc = __qeth_l3_set_online(card->gdev, 0);