Commit 6f3eabcd authored May 20, 2014 by Phoebe Buckheister Committed by David S. Miller May 22, 2014

mac802154: llsec: fix incorrect lock pairing



In encrypt, sec->lock is taken with read_lock_bh, so in the error path,
we must read_unlock_bh.

Signed-off-by: Phoebe Buckheister <phoebe.buckheister@itwm.fraunhofer.de>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 68bc74fe

net/mac802154/llsec.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -776,7 +776,7 @@ int mac802154_llsec_encrypt(struct mac802154_llsec sec, struct sk_buff skb)
		return rc < 0 ? rc : 0;

		fail_read:
		read_unlock(&sec->lock);
		read_unlock_bh(&sec->lock);
		fail:
		rcu_read_unlock();
		return rc;