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authorJiri Pirko <jiri@resnulli.us>2013-01-04 02:48:57 +0400
committerDavid S. Miller <davem@davemloft.net>2013-01-05 01:31:50 +0400
commit43c00a75d205ffee165c40f37edb1d2173dea7ea (patch)
treec458335cec70a2c270a18f11fe7acadb22f3b3a0 /drivers
parent2eea05b0de6bb83dc07ddd5154b1baccba773e6a (diff)
downloadlinux-43c00a75d205ffee165c40f37edb1d2173dea7ea.tar.xz
qlcnic: guard __vlan_find_dev_deep() by rcu_read_lock
rcu_read_lock was missing here Signed-off-by: Jiri Pirko <jiri@resnulli.us> Acked-by: Sony Chacko <sony.chacko@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
index 137ca13710af..3655ca2de525 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
@@ -3186,12 +3186,14 @@ void qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event)
qlcnic_config_indev_addr(adapter, netdev, event);
+ rcu_read_lock();
for_each_set_bit(vid, adapter->vlans, VLAN_N_VID) {
dev = __vlan_find_dev_deep(netdev, vid);
if (!dev)
continue;
qlcnic_config_indev_addr(adapter, dev, event);
}
+ rcu_read_unlock();
}
static int qlcnic_netdev_event(struct notifier_block *this,