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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2011-05-19 03:00:06 -0400
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2011-05-19 03:00:06 -0400
commit4c8440666b995f20604852b35dcfdbcc1d5931f1 (patch)
treeb3b6cd65ee275ba1adf9d2c050063f30ebbadb91 /drivers/net/netconsole.c
parent751e1f5099f1568444fe2485f2485ca541d4952e (diff)
parentc560bbceaf6b06e52f1ef20131b76a3fdc0a2c19 (diff)
Merge branch 'merge' into next
Diffstat (limited to 'drivers/net/netconsole.c')
-rw-r--r--drivers/net/netconsole.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c
index dfb67eb2a94b..eb41e44921e6 100644
--- a/drivers/net/netconsole.c
+++ b/drivers/net/netconsole.c
@@ -671,6 +671,7 @@ static int netconsole_netdev_event(struct notifier_block *this,
671 goto done; 671 goto done;
672 672
673 spin_lock_irqsave(&target_list_lock, flags); 673 spin_lock_irqsave(&target_list_lock, flags);
674restart:
674 list_for_each_entry(nt, &target_list, list) { 675 list_for_each_entry(nt, &target_list, list) {
675 netconsole_target_get(nt); 676 netconsole_target_get(nt);
676 if (nt->np.dev == dev) { 677 if (nt->np.dev == dev) {
@@ -683,9 +684,16 @@ static int netconsole_netdev_event(struct notifier_block *this,
683 * rtnl_lock already held 684 * rtnl_lock already held
684 */ 685 */
685 if (nt->np.dev) { 686 if (nt->np.dev) {
687 spin_unlock_irqrestore(
688 &target_list_lock,
689 flags);
686 __netpoll_cleanup(&nt->np); 690 __netpoll_cleanup(&nt->np);
691 spin_lock_irqsave(&target_list_lock,
692 flags);
687 dev_put(nt->np.dev); 693 dev_put(nt->np.dev);
688 nt->np.dev = NULL; 694 nt->np.dev = NULL;
695 netconsole_target_put(nt);
696 goto restart;
689 } 697 }
690 /* Fall through */ 698 /* Fall through */
691 case NETDEV_GOING_DOWN: 699 case NETDEV_GOING_DOWN: