NFS: Don't leak RPC clients in NFSv4 secinfo negotiation

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/fs/nfs/namespace.c b/fs/nfs/namespace.c
index ad92bf7..9166fcb 100644
--- a/fs/nfs/namespace.c
+++ b/fs/nfs/namespace.c
@@ -192,13 +192,15 @@
 	auth   = rpcauth_create(flavor, clone);
 	if (!auth) {
 		flavor = -EIO;
-		goto out;
+		goto out_shutdown;
 	}
 	err = server->nfs_client->rpc_ops->lookup(clone, parent->d_inode,
 						  &path->dentry->d_name,
 						  fh, fattr);
 	if (err < 0)
 		flavor = err;
+out_shutdown:
+	rpc_shutdown_client(clone);
 out:
 	return flavor;
 }