From: Heiko Carstens Date: Tue, 15 Aug 2006 06:00:27 +0000 (-0700) Subject: [PATCH] s390: fix arp_tbl lock usage in qeth X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=3d8f3f3c3697a7603a802427c9226f5dfe6d67ad;p=linux-beck.git [PATCH] s390: fix arp_tbl lock usage in qeth qeth: bhs must be disabled when accessing neighbour tables. ================================= [ INFO: inconsistent lock state ] Signed-off-by: Jeff Garzik --- diff --git a/drivers/s390/net/qeth_main.c b/drivers/s390/net/qeth_main.c index 5fff1f93973a..e1327b8fce00 100644 --- a/drivers/s390/net/qeth_main.c +++ b/drivers/s390/net/qeth_main.c @@ -8510,9 +8510,9 @@ static int qeth_ipv6_init(void) { qeth_old_arp_constructor = arp_tbl.constructor; - write_lock(&arp_tbl.lock); + write_lock_bh(&arp_tbl.lock); arp_tbl.constructor = qeth_arp_constructor; - write_unlock(&arp_tbl.lock); + write_unlock_bh(&arp_tbl.lock); arp_direct_ops = (struct neigh_ops*) kmalloc(sizeof(struct neigh_ops), GFP_KERNEL); @@ -8528,9 +8528,9 @@ qeth_ipv6_init(void) static void qeth_ipv6_uninit(void) { - write_lock(&arp_tbl.lock); + write_lock_bh(&arp_tbl.lock); arp_tbl.constructor = qeth_old_arp_constructor; - write_unlock(&arp_tbl.lock); + write_unlock_bh(&arp_tbl.lock); kfree(arp_direct_ops); } #endif /* CONFIG_QETH_IPV6 */