Don't enter the LEN() routines if the variable name was not found

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@1149 65c4cc65-6c06-0410-ace0-fbb531ad65f3

1 files changed, 2 insertions, 2 deletions

diff --git a/pbx.c b/pbx.c
index 3be6996cf..37630155b 100755
--- a/pbx.c
+++ b/pbx.c
@@ -888,9 +888,9 @@ static void pbx_substitute_variables_temp(struct ast_channel *c,const char *var,
 				}
 			}
 		}
-		if (!(*ret)) {
+		if (!(*ret) && strcasecmp(var,"LEN(",4) {
 			int len=strlen(var);
-			int len_len=strlen("LEN(");
+			int len_len=4;
 			if (len > (len_len+1) && !strncasecmp(var,"LEN(",len_len) && strchr(var+len_len+2,')')) {
 				char cp3[80];
 				strncpy(cp3, var, sizeof(cp3) - 1);