From mboxrd@z Thu Jan 1 00:00:00 1970 From: Fan Du Subject: [PATCHv4 net-next 6/6] xfrm: Don't prohibit AH from using ESN feature Date: Wed, 15 Jan 2014 15:13:15 +0800 Message-ID: <1389769995-350-7-git-send-email-fan.du@windriver.com> References: <1389769995-350-1-git-send-email-fan.du@windriver.com> Mime-Version: 1.0 Content-Type: text/plain Cc: , To: Return-path: Received: from mail1.windriver.com ([147.11.146.13]:50680 "EHLO mail1.windriver.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751445AbaAOHNQ (ORCPT ); Wed, 15 Jan 2014 02:13:16 -0500 In-Reply-To: <1389769995-350-1-git-send-email-fan.du@windriver.com> Sender: netdev-owner@vger.kernel.org List-ID: Clear checking when user try to use ESN through netlink keymgr for AH. As only ESP and AH support ESN feature according to RFC. Signed-off-by: Fan Du --- net/xfrm/xfrm_user.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c index 3348566..9a80aa9 100644 --- a/net/xfrm/xfrm_user.c +++ b/net/xfrm/xfrm_user.c @@ -142,7 +142,8 @@ static inline int verify_replay(struct xfrm_usersa_info *p, if (!rt) return 0; - if (p->id.proto != IPPROTO_ESP) + /* As only ESP and AH support ESN feature. */ + if ((p->id.proto != IPPROTO_ESP) && (p->id.proto != IPPROTO_AH)) return -EINVAL; if (p->replay_window != 0) -- 1.7.9.5