netdev - Re: [PATCH v3] IP_GRE: Fix kernel panic in IP

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Message-ID: <1358978413.12374.1114.camel@edumazet-glaptop>
Date:	Wed, 23 Jan 2013 14:00:13 -0800
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Pravin B Shelar <pshelar@...ira.com>
Cc:	netdev@...r.kernel.org, jesse@...ira.com
Subject: Re: [PATCH v3] IP_GRE: Fix kernel panic in IP_GRE with GRE csum.

On Wed, 2013-01-23 at 13:45 -0800, Pravin B Shelar wrote:
> Due to IP_GRE GSO support, GRE can recieve non linear skb which
> results in panic in case of GRE_CSUM.
> Following patch fixes it by using correct csum API.
> 
> Signed-off-by: Pravin B Shelar <pshelar@...ira.com>
> ---
> v3: Coding style Fix.

More precisely, this comes from SG (Scatter Gather) support, not GSO.

Bug introduced in commit 6b78f16e4bdde3936b
(gre: add GSO support)

Acked-by: Eric Dumazet <edumazet@...gle.com>

Thanks !

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