From: Zeev Suraski <zeev@php.net>
Date: Mon, 7 Jun 1999 15:01:25 +0000 (+0000)
Subject: Fix an ereg_replace() crash bug
X-Git-Tag: BEFORE_REMOVING_GC_STEP1~179
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=b886985d63c001bd2592d22c0c0b143cb95ebb7e;p=php

Fix an ereg_replace() crash bug
---

diff --git a/ext/ereg/ereg.c b/ext/ereg/ereg.c
index c839e1ab12..1373933780 100644
--- a/ext/ereg/ereg.c
+++ b/ext/ereg/ereg.c
@@ -319,7 +319,7 @@ char *_php3_regreplace(const char *pattern, const char *replace, const char *str
 
 	string_len = strlen(string);
 	if (!string_len)
-		return (char *)string;
+		return estrndup("", 0);
 
 	if (icase)
 		copts = REG_ICASE;
diff --git a/ext/standard/reg.c b/ext/standard/reg.c
index c839e1ab12..1373933780 100644
--- a/ext/standard/reg.c
+++ b/ext/standard/reg.c
@@ -319,7 +319,7 @@ char *_php3_regreplace(const char *pattern, const char *replace, const char *str
 
 	string_len = strlen(string);
 	if (!string_len)
-		return (char *)string;
+		return estrndup("", 0);
 
 	if (icase)
 		copts = REG_ICASE;