From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH net-next v2] packet: make packet_snd fail on len smaller than l2 header Date: Fri, 21 Nov 2014 14:43:54 -0500 (EST) Message-ID: <20141121.144354.321574305151092990.davem@davemloft.net> References: <1416420616-5029-1-git-send-email-willemb@google.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, eric.dumazet@gmail.com, dborkman@redhat.com To: willemb@google.com Return-path: Received: from shards.monkeyblade.net ([149.20.54.216]:38032 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750863AbaKUTn6 (ORCPT ); Fri, 21 Nov 2014 14:43:58 -0500 In-Reply-To: <1416420616-5029-1-git-send-email-willemb@google.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Willem de Bruijn Date: Wed, 19 Nov 2014 13:10:16 -0500 > From: Willem de Bruijn > > When sending packets out with PF_PACKET, SOCK_RAW, ensure that the > packet is at least as long as the device's expected link layer header. > This check already exists in tpacket_snd, but not in packet_snd. > Also rate limit the warning in tpacket_snd. > > Signed-off-by: Willem de Bruijn Applied, thanks.