netdev - Re: [PATCH] net: ch9200: fix uninitialised access during mii_nway

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Message-Id: 
 <174849183224.2759302.15819072408324196883.git-patchwork-notify@kernel.org>
Date: Thu, 29 May 2025 04:10:32 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Qasim Ijaz <qasdev00@...il.com>
Cc: andrew+netdev@...n.ch, davem@...emloft.net, edumazet@...gle.com,
 kuba@...nel.org, pabeni@...hat.com, linux-usb@...r.kernel.org,
 netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
 syzbot+3361c2d6f78a3e0892f9@...kaller.appspotmail.com, stable@...r.kernel.org
Subject: Re: [PATCH] net: ch9200: fix uninitialised access during mii_nway_restart

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@...nel.org>:

On Mon, 26 May 2025 19:36:07 +0100 you wrote:
> In mii_nway_restart() the code attempts to call
> mii->mdio_read which is ch9200_mdio_read(). ch9200_mdio_read()
> utilises a local buffer called "buff", which is initialised
> with control_read(). However "buff" is conditionally
> initialised inside control_read():
> 
>         if (err == size) {
>                 memcpy(data, buf, size);
>         }
> 
> [...]

Here is the summary with links:
  - net: ch9200: fix uninitialised access during mii_nway_restart
    https://git.kernel.org/netdev/net/c/9ad0452c0277

You are awesome, thank you!
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