From: Antony Dovgal <tony2001@php.net>
Date: Mon, 18 Oct 2004 15:05:06 +0000 (+0000)
Subject: fix bug #30442 ( segmentation fault when parsing ?getvariable[][ )
X-Git-Tag: PRE_NEW_VM_GEN_PATCH~21
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=e865bc2bc55dd5846aede8cdd9d5c2b309ee9e65;p=php

fix bug #30442 ( segmentation fault when parsing ?getvariable[][ )
---

diff --git a/main/php_variables.c b/main/php_variables.c
index 5edfcd9206..84d341492e 100644
--- a/main/php_variables.c
+++ b/main/php_variables.c
@@ -133,7 +133,11 @@ PHPAPI void php_register_variable_ex(char *var, zval *val, pval *track_vars_arra
 				if (!ip) {
 					/* PHP variables cannot contain '[' in their names, so we replace the character with a '_' */
 					*(index_s - 1) = '_';
-					index_len = var_len = strlen(index);
+
+					index_len = var_len = 0;
+					if (index) {
+						index_len = var_len = strlen(index);
+					}
 					goto plain_var;
 					return;
 				}