netdev - Re: [PATCH net-next v2] net: amd-xgbe: use EOPNOTSUPP instead of ENOTSUPP in xgbe_phy_mii_read

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Message-Id: 
 <176065501805.1934842.8525814840904618022.git-patchwork-notify@kernel.org>
Date: Thu, 16 Oct 2025 22:50:18 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: ALOK TIWARI <alok.a.tiwari@...cle.com>
Cc: Shyam-sundar.S-k@....com, kuba@...nel.org, andrew+netdev@...n.ch,
 davem@...emloft.net, edumazet@...gle.com, pabeni@...hat.com,
 horms@...nel.org, linux@...linux.org.uk, netdev@...r.kernel.org
Subject: Re: [PATCH net-next v2] net: amd-xgbe: use EOPNOTSUPP instead of
 ENOTSUPP
 in xgbe_phy_mii_read_c45

Hello:

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

On Tue, 14 Oct 2025 19:57:43 -0700 you wrote:
> The MDIO read callback xgbe_phy_mii_read_c45() can propagate its return
> value up through phylink_mii_ioctl() to user space via netdev ioctls such
> as SIOCGMIIREG. Returning ENOTSUPP results in user space seeing
> "Unknown error", since ENOTSUPP is not a standard errno value.
> 
> Replace ENOTSUPP with EOPNOTSUPP to align with the MDIO core’s
> usage and ensure user space receives a proper "Operation not supported"
> error instead of an unknown code.
> 
> [...]

Here is the summary with links:
  - [net-next,v2] net: amd-xgbe: use EOPNOTSUPP instead of ENOTSUPP in xgbe_phy_mii_read_c45
    https://git.kernel.org/netdev/net-next/c/bd853a59a87e

You are awesome, thank you!
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