Commit 34751b9d authored Oct 28, 2013 by Trond Myklebust

SUNRPC: Add correct rcu_dereference annotation in rpc_clnt_set_transport



rpc_clnt_set_transport should use rcu_derefence_protected(), as it is
only safe to be called with the rpc_clnt::cl_lock held.

Cc: Chuck Lever <Chuck.Lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

parent 4d4b69dd

net/sunrpc/clnt.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -272,7 +272,8 @@ static struct rpc_xprt rpc_clnt_set_transport(struct rpc_clnt clnt,
		struct rpc_xprt *old;

		spin_lock(&clnt->cl_lock);
		old = clnt->cl_xprt;
		old = rcu_dereference_protected(clnt->cl_xprt,
		lockdep_is_held(&clnt->cl_lock));

		if (!xprt_bound(xprt))
		clnt->cl_autobind = 1;