Commit e4cd9868 authored by Eric Dumazet's avatar Eric Dumazet Committed by David S. Miller
Browse files

ipmr: do not acquire mrt_lock in ipmr_get_route() 



mr_fill_mroute() uses standard rcu_read_unlock(),
no need to grab mrt_lock anymore.

Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 4eadb882

net/ipv4/ipmr.c

+0 −2
Original line number Diff line number Diff line
@@ -2289,9 +2289,7 @@ int ipmr_get_route(struct net *net, struct sk_buff *skb, 
		return err;

	}



	read_lock(&mrt_lock);

	err = mr_fill_mroute(mrt, skb, &cache->_c, rtm);

	read_unlock(&mrt_lock);

	rcu_read_unlock();

	return err;

}