From: Yang Tse <yangsita@gmail.com>
Date: Mon, 2 Jan 2012 12:44:56 +0000 (+0100)
Subject: hostip.c: fix potential write past the end of string buffer
X-Git-Tag: curl-7_24_0~64
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=cc69e56ce3bead7d61e30ec5770072e2f499773a;p=curl

hostip.c: fix potential write past the end of string buffer
---

diff --git a/lib/hostip.c b/lib/hostip.c
index 828d27e42..503ba483f 100644
--- a/lib/hostip.c
+++ b/lib/hostip.c
@@ -212,7 +212,7 @@ create_hostcache_id(const char *name, int port)
   char *ptr = id;
   if(ptr) {
     /* lower case the name part */
-    while(*ptr != ':') {
+    while(*ptr && (*ptr != ':')) {
       *ptr = (char)TOLOWER(*ptr);
       ptr++;
     }