From 3dc0da278e2b26fa8e353b3a962b2c89e184d353 Mon Sep 17 00:00:00 2001 From: Trond Myklebust Date: Tue, 8 Jan 2013 09:31:13 -0500 Subject: [PATCH] SUNRPC: Fix an RCU dereference in xs_local_rpcbind Signed-off-by: Trond Myklebust --- net/sunrpc/xprtsock.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c index 1897181d7438..f7d6e4f8c162 100644 --- 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) -- 2.39.5