winbind: Fix --ping-dc error handling

If the child dies at the wrong moment, we get an error in the "req" itself. BUG: https://bugzilla.samba.org/show_bug.cgi?id=13309 Signed-off-by: Volker Lendecke <[email protected]> Reviewed-by: Andreas Schneider <[email protected]> Autobuild-User(master): Andreas Schneider <[email protected]> Autobuild-Date(master): Thu Mar 1 14:48:19 CET 2018 on sn-devel-144
17500mph · Mar 1, 2018 · c380626 · c380626
1 parent 49adb5a
commit c380626
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/source3/winbindd/winbindd_ping_dc.c b/source3/winbindd/winbindd_ping_dc.c
@@ -115,6 +115,11 @@ NTSTATUS winbindd_ping_dc_recv(struct tevent_req *req,
 {
 	struct winbindd_ping_dc_state *state = tevent_req_data(
 		req, struct winbindd_ping_dc_state);
+	NTSTATUS status;
+
+	if (tevent_req_is_nterror(req, &status)) {
+		return status;
+	}
 
 	if (!NT_STATUS_IS_OK(state->result)) {
 		set_auth_errors(presp, state->result);