From bbf8c3d7cc173d4aca315f3cbe4f6f52645f3187 Mon Sep 17 00:00:00 2001
From: Tilghman Lesher <tilghman@meg.abyt.es>
Date: Fri, 12 Sep 2008 16:54:44 +0000
Subject: [PATCH] When checking for an encoded character, make sure the string
isn't blank, first. (Closes issue #13470)
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@142748 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
main/app.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/main/app.c b/main/app.c
index 82aab2f41e..b7429bff72 100644
--- a/main/app.c
+++ b/main/app.c
@@ -1748,6 +1748,11 @@ int ast_get_encoded_char(const char *stream, char *result, size_t *consumed)
int i;
*consumed = 1;
*result = 0;
+ if (ast_strlen_zero(stream)) {
+ *consumed = 0;
+ return -1;
+ }
+
if (*stream == '\\') {
*consumed = 2;
switch (*(stream + 1)) {
--
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