SUNRPC: Fix an RCU dereference in xs_local_rpcbind

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
git-mirror · Feb 1, 2013 · 3dc0da2 · 3dc0da2
1 parent 1b09209
commit 3dc0da2
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
@@ -1731,7 +1731,9 @@ static int xs_bind(struct sock_xprt *transport, struct socket *sock)
  */
 static void xs_local_rpcbind(struct rpc_task *task)
 {
-	xprt_set_bound(task->tk_xprt);
+	rcu_read_lock();
+	xprt_set_bound(rcu_dereference(task->tk_client->cl_xprt));
+	rcu_read_unlock();
 }
 
 static void xs_local_set_port(struct rpc_xprt *xprt, unsigned short port)