From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ying Xue Subject: [PATCH net-next] net: kernel socket should be released in init_net namespace Date: Mon, 16 Mar 2015 18:19:12 +0800 Message-ID: <1426501152-24764-1-git-send-email-ying.xue@windriver.com> Mime-Version: 1.0 Content-Type: text/plain Cc: , , To: Return-path: Received: from mail.windriver.com ([147.11.1.11]:53426 "EHLO mail.windriver.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750862AbbCPKT0 (ORCPT ); Mon, 16 Mar 2015 06:19:26 -0400 Sender: netdev-owner@vger.kernel.org List-ID: Creating a kernel socket with sock_create_kern() happens in "init_net" namespace, however, releasing it with sk_release_kernel() occurs in the current namespace which may be different with "init_net" namespace. Therefore, we should guarantee that the namespace in which a kernel socket is created is same as the socket is created. Signed-off-by: Ying Xue --- net/core/sock.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/core/sock.c b/net/core/sock.c index 4bc42ef..11e144e 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -1454,8 +1454,8 @@ void sk_release_kernel(struct sock *sk) return; sock_hold(sk); - sock_release(sk->sk_socket); sock_net_set(sk, get_net(&init_net)); + sock_release(sk->sk_socket); sock_put(sk); } EXPORT_SYMBOL(sk_release_kernel); -- 1.7.9.5