From: James Golovich <james@gnuinter.net>
Date: Sun, 9 May 2004 06:23:30 +0000 (+0000)
Subject: Fix null pointer dereference in app_groupcount.c (bug 1588)
X-Git-Tag: 1.0.0-rc1~517
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=aff78a98cf9583fd7dac3c55dcdd48dc040af5f5;p=thirdparty%2Fasterisk.git

Fix null pointer dereference in app_groupcount.c (bug 1588)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@2928 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---

diff --git a/apps/app_groupcount.c b/apps/app_groupcount.c
index 094822f6d5..778a1399b7 100755
--- a/apps/app_groupcount.c
+++ b/apps/app_groupcount.c
@@ -68,7 +68,7 @@ static int group_get_count(char *group)
 		chan = ast_channel_walk(NULL);
 		while(chan) {
 			test = pbx_builtin_getvar_helper(chan, "GROUP");
-			if (!strcasecmp(test, group))
+			if (test && !strcasecmp(test, group))
 				count++;
 			chan = ast_channel_walk(chan);
 		}