linux-kernel - Re: [PATCH v2 net] net: mellanox: mlxbf_gige: Fix skb

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Message-ID: <ZG8fWujTDjxRXZKn@corigine.com>
Date:   Thu, 25 May 2023 10:42:02 +0200
From:   Simon Horman <simon.horman@...igine.com>
To:     Thomas Bogendoerfer <tbogendoerfer@...e.de>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Asmaa Mnebhi <asmaa@...dia.com>,
        Liming Sun <limings@...dia.com>,
        David Thompson <davthompson@...dia.com>,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 net] net: mellanox: mlxbf_gige: Fix skb_panic splat
 under memory pressure

On Wed, May 24, 2023 at 09:49:08PM +0200, Thomas Bogendoerfer wrote:
> Do skb_put() after a new skb has been successfully allocated otherwise
> the reused skb leads to skb_panics or incorrect packet sizes.
> 
> Fixes: f92e1869d74e ("Add Mellanox BlueField Gigabit Ethernet driver")
> Signed-off-by: Thomas Bogendoerfer <tbogendoerfer@...e.de>

Reviewed-by: Simon Horman <simon.horman@...igine.com>