From 9f9232ba98615d7580420e1f66ec4521bbf78f7b Mon Sep 17 00:00:00 2001
From: Joshua Colp <jcolp@digium.com>
Date: Mon, 14 Aug 2006 18:07:21 +0000
Subject: [PATCH] Fix for uninitialized workspace in ast_cdr_getvar, pointed
 out by sergee

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@39731 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
 cdr.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/cdr.c b/cdr.c
index 8a68050b37..22f7999062 100644
--- a/cdr.c
+++ b/cdr.c
@@ -267,6 +267,8 @@ void ast_cdr_getvar(struct ast_cdr *cdr, const char *name, char **ret, char *wor
 		ast_copy_string(workspace, cdr->userfield, workspacelen);
 	else if ((varbuf = ast_cdr_getvar_internal(cdr, name, recur)))
 		ast_copy_string(workspace, varbuf, workspacelen);
+	else
+		workspace[0] = '\0';
 
 	if (!ast_strlen_zero(workspace))
 		*ret = workspace;