Commit d537f5fd authored by Johannes Berg's avatar Johannes Berg Committed by John W. Linville
Browse files

nl80211: fix error in generic netif_running check 



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

Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent e31b8213

net/wireless/nl80211.c

+2 −0
Original line number Diff line number Diff line
@@ -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;