Commit 9180bb4f authored by Eric Dumazet's avatar Eric Dumazet Committed by David S. Miller
Browse files

tun: add a missing rcu_read_unlock() in error path

In my latest patch I missed one rcu_read_unlock(), in case
device is down.

Fixes: 4477138f

 ("tun: properly test for IFF_UP")
Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Reported-by: default avatarsyzbot <syzkaller@googlegroups.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 0aedadcf
......@@ -1960,6 +1960,7 @@ drop:
rcu_read_lock();
if (unlikely(!(tun->dev->flags & IFF_UP))) {
err = -EIO;
rcu_read_unlock();
goto drop;
}
......
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