From: Stanislav Malyshev <stas@php.net>
Date: Mon, 6 Dec 2004 08:57:55 +0000 (+0000)
Subject: if fetch called not from PHP function, ptr can be NULL
X-Git-Tag: php-5.0.3RC2~26
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=9bea6b1fb0469095d2c2c5dd46dee2a92e557d8c;p=php

if fetch called not from PHP function, ptr can be NULL
---

diff --git a/Zend/zend_builtin_functions.c b/Zend/zend_builtin_functions.c
index db7921b452..5a1dd96bd5 100644
--- a/Zend/zend_builtin_functions.c
+++ b/Zend/zend_builtin_functions.c
@@ -1705,11 +1705,11 @@ ZEND_API void zend_fetch_debug_backtrace(zval *return_value, int skip_last TSRML
 	ptr = EG(current_execute_data);
 
 	/* skip debug_backtrace() */
-	ptr = ptr->prev_execute_data;
 	if (skip_last--) {
 		int arg_count = *((ulong*)(cur_arg_pos - 2));
 		cur_arg_pos -= (arg_count + 2);
 		frames_on_stack--;
+		ptr = ptr->prev_execute_data;
 	}
 
 	array_init(return_value);