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[PATCH] s390: qeth driver fixes 

From: Frank Pavlic <fpavlic@de.ibm.com>

	- correct checking of sscanf-%n value in qeth_string_to_ipaddr().
	- don't use netif_stop_queue outside the hard_start_xmit routine.
	  Rather use netif_tx_disable.
	- don't call qeth_netdev_init on a recovery.

Signed-off-by: Frank Pavlic <fpavlic@de.ibm.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Ursula Braun 2006-05-24 09:51:11 +02:00 committed by Jeff Garzik
parent 7401a4670f
commit b85e1fa196
2 changed files with 12 additions and 12 deletions
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2
drivers/s390/net/qeth.h
View File

@ -1099,7 +1099,7 @@ qeth_string_to_ipaddr4(const char *buf, __u8 *addr)
rc = sscanf(buf, "%d.%d.%d.%d%n",
&in[0], &in[1], &in[2], &in[3], &count);
if (rc != 4 || count)
if (rc != 4 || count<=0)
return -EINVAL;
for (count = 0; count < 4; count++) {
if (in[count] > 255)

20
drivers/s390/net/qeth_main.c
View File

@ -3817,7 +3817,7 @@ qeth_stop(struct net_device *dev)
card = (struct qeth_card *) dev->priv;
netif_stop_queue(dev);
netif_tx_disable(dev);
card->dev->flags &= ~IFF_UP;
if (card->state == CARD_STATE_UP)
card->state = CARD_STATE_SOFTSETUP;
@ -6359,12 +6359,9 @@ qeth_netdev_init(struct net_device *dev)
dev->vlan_rx_kill_vid = qeth_vlan_rx_kill_vid;
dev->vlan_rx_add_vid = qeth_vlan_rx_add_vid;
#endif
dev->hard_header = card->orig_hard_header;
if (qeth_get_netdev_flags(card) & IFF_NOARP) {
dev->rebuild_header = NULL;
dev->hard_header = NULL;
if (card->options.fake_ll)
dev->hard_header = qeth_fake_header;
dev->header_cache_update = NULL;
dev->hard_header_cache = NULL;
}
@ -6477,6 +6474,9 @@ retry:
/*network device will be recovered*/
if (card->dev) {
card->dev->hard_header = card->orig_hard_header;
if (card->options.fake_ll &&
(qeth_get_netdev_flags(card) & IFF_NOARP))
card->dev->hard_header = qeth_fake_header;
return 0;
}
/* at first set_online allocate netdev */
@ -7031,7 +7031,7 @@ qeth_softsetup_ipv6(struct qeth_card *card)
QETH_DBF_TEXT(trace,3,"softipv6");
netif_stop_queue(card->dev);
netif_tx_disable(card->dev);
rc = qeth_send_startlan(card, QETH_PROT_IPV6);
if (rc) {
PRINT_ERR("IPv6 startlan failed on %s\n",
@ -7352,7 +7352,8 @@ qeth_set_large_send(struct qeth_card *card, enum qeth_large_send_types type)
card->options.large_send = type;
return 0;
}
netif_stop_queue(card->dev);
if (card->state == CARD_STATE_UP)
netif_tx_disable(card->dev);
card->options.large_send = type;
switch (card->options.large_send) {
case QETH_LARGE_SEND_EDDP:
@ -7374,6 +7375,7 @@ qeth_set_large_send(struct qeth_card *card, enum qeth_large_send_types type)
card->dev->features &= ~(NETIF_F_TSO | NETIF_F_SG);
break;
}
if (card->state == CARD_STATE_UP)
netif_wake_queue(card->dev);
return rc;
}
@ -7427,7 +7429,7 @@ qeth_softsetup_card(struct qeth_card *card)
if ((rc = qeth_setrouting_v6(card)))
QETH_DBF_TEXT_(setup, 2, "5err%d", rc);
out:
netif_stop_queue(card->dev);
netif_tx_disable(card->dev);
return 0;
}
@ -7736,10 +7738,8 @@ static int
qeth_register_netdev(struct qeth_card *card)
{
QETH_DBF_TEXT(setup, 3, "regnetd");
if (card->dev->reg_state != NETREG_UNINITIALIZED) {
qeth_netdev_init(card->dev);
if (card->dev->reg_state != NETREG_UNINITIALIZED)
return 0;
}
/* sysfs magic */
SET_NETDEV_DEV(card->dev, &card->gdev->dev);
return register_netdev(card->dev);