MFH: fix potential free of NULL

diff --git a/ext/standard/http_fopen_wrapper.c b/ext/standard/http_fopen_wrapper.c
index 2074bf28ec3d31875951b49488f701261e023b05..948d736b48df12f0474d9f437d1318067d9c7a37 100644 (file)
--- a/ext/standard/http_fopen_wrapper.c
+++ b/ext/standard/http_fopen_wrapper.c
@@ -407,7 +407,9 @@ 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 */