Re: [PATCH alt.2] af_packet: Don't use skb after dev_queue_xmit()
From: Jarek Poplawski <hidden>
Date: 2010-01-06 19:40:28
Also in:
lkml
From: Jarek Poplawski <hidden>
Date: 2010-01-06 19:40:28
Also in:
lkml
On Wed, Jan 06, 2010 at 06:49:57AM -0800, Stephen Hemminger wrote:
On Wed, 6 Jan 2010 09:15:32 +0000 Jarek Poplawski [off-list ref] wrote:quoted
tpacket_snd() can change and kfree an skb after dev_queue_xmit(), which is illegal. With debugging by: Stephen Hemminger [off-list ref] Reported-by: Michael Breuer <redacted> Signed-off-by: Jarek Poplawski <redacted>Good catch. Acked-by: Stephen Hemminger <redacted>
First of all, we're incredibly lucky that such a helpful guy as Michael had misfortune to hit so helpfully broken piece of hardware ;-) Thanks, Jarek P.