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| author | Jiri Pirko <jiri@resnulli.us> | 2013-01-03 22:48:57 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-01-04 13:31:50 -0800 |
| commit | 43c00a75d205ffee165c40f37edb1d2173dea7ea (patch) | |
| tree | c458335cec70a2c270a18f11fe7acadb22f3b3a0 | |
| parent | 2eea05b0de6bb83dc07ddd5154b1baccba773e6a (diff) | |
| download | linux-43c00a75d205ffee165c40f37edb1d2173dea7ea.tar.gz linux-43c00a75d205ffee165c40f37edb1d2173dea7ea.tar.bz2 linux-43c00a75d205ffee165c40f37edb1d2173dea7ea.zip | |
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>
| -rw-r--r-- | drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c | 2 |
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, |