Re: [PATCH net] net: phylink: correctly validate returned PCS in phylink_inband_caps

[email protected] Thu, 20 Aug 2026 21:20:12 +0000

Newsgroups	org.kernel.vger.netdev,org.kernel.vger.linux-kernel,org.kernel.vger.stable
Message-ID	<178726081238.489531.4616366200802806687.git-patchwork-notify@kernel.org>

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <[email protected]>:

On Mon, 17 Aug 2026 23:30:03 +0200 you wrote:
> In phylink_inband_caps(), the PCS returned by mac_select_pcs is only
> checked if NULL but mac_select_pcs can also return an error pointer.
> 
> This can cause a kernel panic as phylink_pcs_inband_caps() only checks
> if passed PCS is not NULL and directly dereference ops from the phylink_pcs
> struct.
> 
> [...]

Here is the summary with links:
  - [net] net: phylink: correctly validate returned PCS in phylink_inband_caps
    https://git.kernel.org/netdev/net/c/f2849b1fd059

You are awesome, thank you!
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