From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [Patch net] kcm: fix a null pointer dereference in kcm_sendmsg() Date: Tue, 14 Feb 2017 13:07:12 -0500 (EST) Message-ID: <20170214.130712.459629732733534046.davem@davemloft.net> References: <1487013196-2375-1-git-send-email-xiyou.wangcong@gmail.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, dvyukov@google.com, tom@herbertland.com To: xiyou.wangcong@gmail.com Return-path: Received: from shards.monkeyblade.net ([184.105.139.130]:38844 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753183AbdBNSHO (ORCPT ); Tue, 14 Feb 2017 13:07:14 -0500 In-Reply-To: <1487013196-2375-1-git-send-email-xiyou.wangcong@gmail.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Cong Wang Date: Mon, 13 Feb 2017 11:13:16 -0800 > In commit 98e3862ca2b1 ("kcm: fix 0-length case for kcm_sendmsg()") > I tried to avoid skb allocation for 0-length case, but missed > a check for NULL pointer in the non EOR case. > > Fixes: 98e3862ca2b1 ("kcm: fix 0-length case for kcm_sendmsg()") > Reported-by: Dmitry Vyukov > Cc: Tom Herbert > Signed-off-by: Cong Wang Applied, thanks.