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nl80211: fix error in generic netif_running check

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Yikes! The error return keeps a netdev reference
and the rdev mutex locked, fix that!

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Johannes Berg 2010-10-05 21:34:11 +02:00 committed by John W. Linville
parent e31b82136d
commit d537f5fdfc
1 changed files with 2 additions and 0 deletions
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2
net/wireless/nl80211.c
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@ -4418,6 +4418,8 @@ static int nl80211_pre_doit(struct genl_ops *ops, struct sk_buff *skb,
}
if (ops->internal_flags & NL80211_FLAG_CHECK_NETDEV_UP &&
!netif_running(dev)) {
cfg80211_unlock_rdev(rdev);
dev_put(dev);
if (rtnl)
rtnl_unlock();
return -ENETDOWN;