netdev - Re: [net-next,05/14] net: stmmac: add stmmac core serdes support

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Message-ID: <aW9VHt6meEJFxV0I@shell.armlinux.org.uk>
Date: Tue, 20 Jan 2026 10:12:46 +0000
From: "Russell King (Oracle)" <linux@...linux.org.uk>
To: Vladimir Oltean <olteanv@...il.com>
Cc: Jakub Kicinski <kuba@...nel.org>, linux-phy@...ts.infradead.org,
	davem@...emloft.net, maxime.chevallier@...tlin.com,
	alexandre.torgue@...s.st.com, mohd.anwar@....qualcomm.com,
	neil.armstrong@...aro.org, hkallweit1@...il.com,
	mcoquelin.stm32@...il.com, netdev@...r.kernel.org,
	edumazet@...gle.com, linux-arm-msm@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, vkoul@...nel.org,
	andrew@...n.ch, pabeni@...hat.com, andrew+netdev@...n.ch,
	linux-stm32@...md-mailman.stormreply.com
Subject: Re: [net-next,05/14] net: stmmac: add stmmac core serdes support

First, I'll say I'm on a very short fuse today; no dinner last night,
at the hospital up until 5:30am, and a fucking cold caller rang the door
bell at 10am this morning. Just fucking our luck.

On Tue, Jan 20, 2026 at 10:18:44AM +0200, Vladimir Oltean wrote:
> Isn't it sufficient to set pl->pcs to NULL when pcs_enable() fails and
> after calling pcs_disable(), though?

No. We've already called mac_prepare(), pcs_pre_config(),
pcs_post_config() by this time, we're past the point of being able to
unwind.

-- 
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
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