From 475eb9fcaab1d846a3617f587f22bd77cdeddd5e Mon Sep 17 00:00:00 2001
From: RichardHitt <rbh00@netcom.com>
Date: Thu, 10 Jan 2013 00:13:25 -0800
Subject: [PATCH] Fix crash by detecting NULL channel in url_join_only() and
 just returning.

---
 src/common/outbound.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/common/outbound.c b/src/common/outbound.c
index f8f73dd6..8241d78f 100644
--- a/src/common/outbound.c
+++ b/src/common/outbound.c
@@ -3350,6 +3350,8 @@ static void
 url_join_only (server *serv, char *tbuf, char *channel)
 {
 	/* already connected, JOIN only. FIXME: support keys? */
+	if (channel == NULL)
+		return;
 	tbuf[0] = '#';
 	/* tbuf is 4kb */
 	safe_strcpy ((tbuf + 1), channel, 256);