From: Pablo Neira Ayuso <pablo@netfilter.org>
To: Liping Zhang <zlpwmdx@163.com>
Cc: netfilter-devel@vger.kernel.org, kaber@trash.net,
davem@davemloft.net, kernel@kyup.com,
Liping Zhang <liping.zhang@spreadtrum.com>
Subject: Re: [PATCH V2] netfilter: ipv4: fix NULL dereference
Date: Mon, 28 Mar 2016 12:05:31 +0200 [thread overview]
Message-ID: <20160328100531.GA3496@salvia> (raw)
In-Reply-To: <1458981177-117357-1-git-send-email-zlpwmdx@163.com>
On Sat, Mar 26, 2016 at 04:32:57PM +0800, Liping Zhang wrote:
> From: Liping Zhang <liping.zhang@spreadtrum.com>
>
> Commit fa50d974d104 ("ipv4: Namespaceify ip_default_ttl sysctl knob")
> use sock_net(skb->sk) to get the net namespace, but we can't assume
> that sk_buff->sk is always exist, so when it is NULL, oops will happen.
Applied, thanks for following up on this.
prev parent reply other threads:[~2016-03-28 10:05 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-26 8:32 [PATCH V2] netfilter: ipv4: fix NULL dereference Liping Zhang
2016-03-28 10:05 ` Pablo Neira Ayuso [this message]
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