netdev - Re: [PATCH] mdio_bus: Fix init if CONFIG_RESET

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Date:   Tue, 19 Nov 2019 10:05:13 -0800
From:   Florian Fainelli <f.fainelli@...il.com>
To:     Geert Uytterhoeven <geert+renesas@...der.be>,
        YueHaibing <yuehaibing@...wei.com>,
        "David S . Miller" <davem@...emloft.net>,
        Andrew Lunn <andrew@...n.ch>,
        Heiner Kallweit <hkallweit1@...il.com>
Cc:     netdev@...r.kernel.org, linux-renesas-soc@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mdio_bus: Fix init if CONFIG_RESET_CONTROLLER=n

On 11/19/19 3:25 AM, Geert Uytterhoeven wrote:
> Commit 1d4639567d970de0 ("mdio_bus: Fix PTR_ERR applied after
> initialization to constant") accidentally changed a check from -ENOTSUPP
> to -ENOSYS, causing failures if reset controller support is not enabled.
> E.g. on r7s72100/rskrza1:
> 
>     sh-eth e8203000.ethernet: MDIO init failed: -524
>     sh-eth: probe of e8203000.ethernet failed with error -524
> 
> Fixes: 1d4639567d970de0 ("mdio_bus: Fix PTR_ERR applied after initialization to constant")
> Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>

This has been fixed in the "net" tree with:

https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git/commit/?id=075e238d12c21c8bde700d21fb48be7a3aa80194
-- 
Florian