Be sure workspace is initialized

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@1388 65c4cc65-6c06-0410-ace0-fbb531ad65f3

1 files changed, 1 insertions, 0 deletions

diff --git a/pbx.c b/pbx.c
index ff1740afe..c1a4a7280 100755
--- a/pbx.c
+++ b/pbx.c
@@ -993,6 +993,7 @@ void pbx_substitute_variables_helper(struct ast_channel *c,const char *cp1,char
 			}
 			
 			/* Retrieve variable value */
+			strcpy(workspace, "");
 			pbx_substitute_variables_temp(c,vars,&cp4, workspace, sizeof(workspace));
 			if (cp4) {
 				length = strlen(cp4);