From: Stefan Metzmacher <metze@samba.org>
Date: Fri, 25 Sep 2009 23:17:58 +0000 (+0200)
Subject: don't crash
X-Git-Url: http://git.samba.org/?p=metze%2Fsamba%2Fwip.git;a=commitdiff_plain;h=19dec031c7c8d5f4b646ff5f450c16b9f98f9dac

don't crash
---

diff --git a/lib/tevent/tevent_signal.c b/lib/tevent/tevent_signal.c
index d3325b67ac06..46bcfca5e906 100644
--- a/lib/tevent/tevent_signal.c
+++ b/lib/tevent/tevent_signal.c
@@ -94,6 +94,8 @@ static void tevent_common_signal_handler(int signum)
 	for (sl = sig_state->sig_handlers[signum]; sl; sl = sl->next) {
 		if (sl->se->event_ctx != ev) {
 			ev = sl->se->event_ctx;
+			if (!ev) continue;
+			if (!ev->pipe_fds) continue;
 			/* doesn't matter if this pipe overflows */
 			res = write(ev->pipe_fds[1], &c, 1);
 		}