netdev - Re: [PATCH net-next] net: phylink: fix regression when binding a PHY

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20250120161221.GY6206@kernel.org>
Date: Mon, 20 Jan 2025 16:12:21 +0000
From: Simon Horman <horms@...nel.org>
To: "Russell King (Oracle)" <rmk+kernel@...linux.org.uk>
Cc: Andrew Lunn <andrew@...n.ch>, Heiner Kallweit <hkallweit1@...il.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	netdev@...r.kernel.org
Subject: Re: [PATCH net-next] net: phylink: fix regression when binding a PHY

On Mon, Jan 20, 2025 at 10:28:54AM +0000, Russell King (Oracle) wrote:
> Some PHYs don't support clause 45 access, and return -EOPNOTSUPP from
> phy_modify_mmd(), which causes phylink_bringup_phy() to fail. Prevent
> this failure by allowing -EOPNOTSUPP to also mean success.
> 
> Reported-by: Jiawen Wu <jiawenwu@...stnetic.com>
> Tested-by: Jiawen Wu <jiawenwu@...stnetic.com>
> Signed-off-by: Russell King (Oracle) <rmk+kernel@...linux.org.uk>

Reviewed-by: Simon Horman <horms@...nel.org>