linux-kernel - Re: [PATCH net v2] r8169: Fix possible ring buffer corruption on fragmented Tx packets.

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Message-Id: 
 <171647223337.20832.10658924978055829464.git-patchwork-notify@kernel.org>
Date: Thu, 23 May 2024 13:50:33 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Ken Milmore <ken.milmore@...il.com>
Cc: netdev@...r.kernel.org, hkallweit1@...il.com, nic_swsd@...ltek.com,
 edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH net v2] r8169: Fix possible ring buffer corruption on
 fragmented Tx packets.

Hello:

This patch was applied to netdev/net.git (main)
by Paolo Abeni <pabeni@...hat.com>:

On Tue, 21 May 2024 23:45:50 +0100 you wrote:
> An issue was found on the RTL8125b when transmitting small fragmented
> packets, whereby invalid entries were inserted into the transmit ring
> buffer, subsequently leading to calls to dma_unmap_single() with a null
> address.
> 
> This was caused by rtl8169_start_xmit() not noticing changes to nr_frags
> which may occur when small packets are padded (to work around hardware
> quirks) in rtl8169_tso_csum_v2().
> 
> [...]

Here is the summary with links:
  - [net,v2] r8169: Fix possible ring buffer corruption on fragmented Tx packets.
    https://git.kernel.org/netdev/net/c/c71e3a5cffd5

You are awesome, thank you!
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