netdev - Re: [PATCH net v2] xfrm: Fix crash observed during device unregistration and decryption

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Date:	Thu, 24 Mar 2016 08:45:14 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	Subash Abhinov Kasiviswanathan <subashab@...eaurora.org>,
	'Steffen Klassert' <steffen.klassert@...unet.com>,
	netdev@...r.kernel.org, jeromes@...eaurora.org
Subject: Re: [PATCH net v2] xfrm: Fix crash observed during device
 unregistration and decryption

On Wed, Mar 23, 2016 at 10:29:25AM -0700, Eric Dumazet wrote:
>
> OK, but before calling netif_rx() are we properly testing dev->flags
> IFF_UP status ?
> 
> Otherwise, we still allow packets being queued after flush_backlog() had
> been called.

That's the first thing enqueue_to_backlog tests.

Cheers,
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt