From: Andrey Hristov <andrey@php.net>
Date: Thu, 27 May 2010 12:44:10 +0000 (+0000)
Subject: Check before use, because mysqlnd can return NULL
X-Git-Tag: php-5.3.3RC1~116
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=3aa95c59cc59822f3b3fac52c73d7613d6771c77;p=php

Check before use, because mysqlnd can return NULL
and this will crash. However, this can happen only in case of OOM.
---

diff --git a/ext/mysqli/mysqli_api.c b/ext/mysqli/mysqli_api.c
index 6615b7024f..6150f7179d 100644
--- a/ext/mysqli/mysqli_api.c
+++ b/ext/mysqli/mysqli_api.c
@@ -453,10 +453,13 @@ mysqli_stmt_bind_result_do_bind(MY_STMT *stmt, zval ***args, unsigned int argc,
 {
 	unsigned int i;
 	MYSQLND_RESULT_BIND * params = mysqlnd_stmt_alloc_result_bind(stmt->stmt);
-	for (i = 0; i < (argc - start); i++) {
-		params[i].zv = *(args[i + start]);
+	if (params) {
+		for (i = 0; i < (argc - start); i++) {
+			params[i].zv = *(args[i + start]);
+		}
+		return mysqlnd_stmt_bind_result(stmt->stmt, params);
 	}
-	return mysqlnd_stmt_bind_result(stmt->stmt, params);
+	return FAIL;
 }
 #endif
 /* }}} */