s3: Fix infinite loop in NCACN_IP_TCP asa there is no timeout. Assume lsa_pipe_tcp is ok but network is down, then send request is ok, but select() on writeable fds loops forever since there is no response.

Signed-off-by: Bo Yang <boyang@samba.org>

1 files changed, 12 insertions, 0 deletions

diff --git a/source3/rpc_client/rpc_transport_np.c b/source3/rpc_client/rpc_transport_np.c
index de748d9bbc..9f8872c467 100644
--- a/source3/rpc_client/rpc_transport_np.c
+++ b/source3/rpc_client/rpc_transport_np.c
@@ -402,3 +402,15 @@ struct cli_state *rpc_pipe_np_smb_conn(struct rpc_pipe_client *p)
 	}
 	return state->cli;
 }
+
+void rpccli_close_np_fd(struct rpc_pipe_client *p)
+{
+	struct cli_state *cli = rpc_pipe_np_smb_conn(p);
+	if (cli) {
+		if (cli->fd != -1) {
+			close(cli->fd);
+			cli->fd = -1;
+		}
+	}
+	return;
+}