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Message-ID: <ZSbKWoCUbL8HR7Ar@nanopsycho>
Date: Wed, 11 Oct 2023 18:16:26 +0200
From: Jiri Pirko <jiri@...nulli.us>
To: Jiri Wiesner <jwiesner@...e.de>
Cc: netdev@...r.kernel.org, Moshe Tal <moshet@...dia.com>,
Jussi Maki <joamaki@...il.com>, Jay Vosburgh <j.vosburgh@...il.com>,
Andy Gospodarek <andy@...yhouse.net>,
"David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>
Subject: Re: [PATCH net] bonding: Return pointer to data after pull on skb
Tue, Oct 10, 2023 at 06:39:33PM CEST, jwiesner@...e.de wrote:
>Since 429e3d123d9a ("bonding: Fix extraction of ports from the packet
>headers"), header offsets used to compute a hash in bond_xmit_hash() are
>relative to skb->data and not skb->head. If the tail of the header buffer
>of an skb really needs to be advanced and the operation is successful, the
>pointer to the data must be returned (and not a pointer to the head of the
>buffer).
>
>Fixes: 429e3d123d9a ("bonding: Fix extraction of ports from the packet headers")
>Signed-off-by: Jiri Wiesner <jwiesner@...e.de>
Reviewed-by: Jiri Pirko <jiri@...dia.com>
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