netdev - Re: [PATCH net] bonding: fix mii

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Message-ID: <7a6372b3-b170-49b9-ae62-eb0d1266bd6c@lunn.ch>
Date: Fri, 7 Nov 2025 03:36:27 +0100
From: Andrew Lunn <andrew@...n.ch>
To: Nicolas Dichtel <nicolas.dichtel@...nd.com>
Cc: "David S . Miller" <davem@...emloft.net>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Eric Dumazet <edumazet@...gle.com>, Jay Vosburgh <jv@...sburgh.net>,
	Andrew Lunn <andrew+netdev@...n.ch>,
	Stanislav Fomichev <sdf@...ichev.me>, netdev@...r.kernel.org
Subject: Re: [PATCH net] bonding: fix mii_status when slave is down

On Thu, Nov 06, 2025 at 07:02:52PM +0100, Nicolas Dichtel wrote:
> netif_carrier_ok() doesn't check if the slave is up. Before the below
> commit, netif_running() was also checked.

I assume you have a device which is reporting carrier, despite being
admin down? That is pretty unusual, and suggests its PHY handing is
broken. What device is it? You might want to also fix it.

	Andrew