netdev - Re: [PATCH] ipvs: Fix signed integer overflow when setsockopt timeout

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Message-ID: <20190124123204.yllpivzdshofap6z@salvia>
Date:   Thu, 24 Jan 2019 13:32:04 +0100
From:   Pablo Neira Ayuso <pablo@...filter.org>
To:     ZhangXiaoxu <zhangxiaoxu5@...wei.com>
Cc:     wensong@...ux-vs.org, horms@...ge.net.au, ja@....bg,
        netdev@...r.kernel.org, lvs-devel@...r.kernel.org,
        netfilter-devel@...r.kernel.org
Subject: Re: [PATCH] ipvs: Fix signed integer overflow when setsockopt timeout

On Thu, Jan 10, 2019 at 04:39:06PM +0800, ZhangXiaoxu wrote:
> There is a UBSAN bug report as below:
> UBSAN: Undefined behaviour in net/netfilter/ipvs/ip_vs_ctl.c:2227:21
> signed integer overflow:
> -2147483647 * 1000 cannot be represented in type 'int'

Applied, thanks.