linux-kernel - Re: [PATCH] virtio_net: fix use after free

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Message-ID: <1414758253.499.8.camel@edumazet-glaptop2.roam.corp.google.com>
Date:	Fri, 31 Oct 2014 05:24:13 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Jason Wang <jasowang@...hat.com>
Cc:	"Michael S. Tsirkin" <mst@...hat.com>,
	linux-kernel@...r.kernel.org,
	"David S. Miller" <davem@...emloft.net>,
	Rusty Russell <rusty@...tcorp.com.au>,
	virtualization@...ts.linux-foundation.org, netdev@...r.kernel.org
Subject: Re: [PATCH] virtio_net: fix use after free

On Fri, 2014-10-31 at 14:07 +0800, Jason Wang wrote:

> Since they are called before the possible free_old_xmit_skbs(), skb
> won't get freed at this time.

Oh right, I forgot there is no completion handler yet, timer based or
whatever.

Thanks.

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