From aff78a98cf9583fd7dac3c55dcdd48dc040af5f5 Mon Sep 17 00:00:00 2001
From: James Golovich <james@gnuinter.net>
Date: Sun, 9 May 2004 06:23:30 +0000
Subject: [PATCH] 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
---
apps/app_groupcount.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
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);
}
--
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