From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH][next] gre: fix TUNNEL_SEQ bit check on sequence numbering Date: Thu, 22 Mar 2018 14:53:06 -0400 (EDT) Message-ID: <20180322.145306.435067580111338677.davem@davemloft.net> References: <20180321193458.4451-1-colin.king@canonical.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: kuznet@ms2.inr.ac.ru, yoshfuji@linux-ipv6.org, netdev@vger.kernel.org, kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org To: colin.king@canonical.com Return-path: In-Reply-To: <20180321193458.4451-1-colin.king@canonical.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org From: Colin King Date: Wed, 21 Mar 2018 19:34:58 +0000 > From: Colin Ian King > > The current logic of flags | TUNNEL_SEQ is always non-zero and hence > sequence numbers are always incremented no matter the setting of the > TUNNEL_SEQ bit. Fix this by using & instead of |. > > Detected by CoverityScan, CID#1466039 ("Operands don't affect result") > > Fixes: 77a5196a804e ("gre: add sequence number for collect md mode.") > Signed-off-by: Colin Ian King Applied, thanks Colin.