From: Greg Beaver <cellog@php.net>
Date: Thu, 14 May 2009 13:36:44 +0000 (+0000)
Subject: fix potential free of NULL
X-Git-Tag: php-5.4.0alpha1~191^2~3666
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=16cc6e6b6495000a0c4df0c465d8f97e2728865e;p=php

fix potential free of NULL
---

diff --git a/ext/standard/http_fopen_wrapper.c b/ext/standard/http_fopen_wrapper.c
index 423abe6416..7cc5fde11c 100644
--- a/ext/standard/http_fopen_wrapper.c
+++ b/ext/standard/http_fopen_wrapper.c
@@ -450,7 +450,9 @@ php_stream *php_stream_url_wrap_http_ex(php_stream_wrapper *wrapper, char *path,
 				 have_header |= HTTP_HEADER_TYPE;
 			}
 		}
-		efree(tmp);
+		if (tmp) {
+			efree(tmp);
+		}
 	}
 
 	/* auth header if it was specified */