From: Moriyoshi Koizumi <moriyoshi@php.net>
Date: Tue, 21 Jan 2003 19:31:07 +0000 (+0000)
Subject: Fixed mb_ereg_search() segfault that occurs when the function is called
X-Git-Tag: PHP_5_0_dev_before_13561_fix~98
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=9a723fcb4e18c185a9cb49f59bc5bd52c27f0d79;p=php

Fixed mb_ereg_search() segfault that occurs when the function is called
before a string to be searched is passed by mb_ereg_search_init()
---

diff --git a/ext/mbstring/php_mbregex.c b/ext/mbstring/php_mbregex.c
index ecf8183e34..5997d98acc 100644
--- a/ext/mbstring/php_mbregex.c
+++ b/ext/mbstring/php_mbregex.c
@@ -855,7 +855,7 @@ _php_mb_regex_ereg_search_exec(INTERNAL_FUNCTION_PARAMETERS, int mode)
 	pos = MBSTRG(search_pos);
 	str = NULL;
 	len = 0;
-	if (Z_TYPE_PP(MBSTRG(search_str)) == IS_STRING){
+	if (MBSTRG(search_str) != NULL && Z_TYPE_PP(MBSTRG(search_str)) == IS_STRING){
 		str = (unsigned char *)Z_STRVAL_PP(MBSTRG(search_str));
 		len = Z_STRLEN_PP(MBSTRG(search_str));
 	}