netdev - Re: [PATCH net-next] net: phy: improve phy_read_poll

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Message-ID: <622f2444-a559-4934-aab6-4be1bee458dc@lunn.ch>
Date:   Wed, 8 Mar 2023 02:56:09 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Heiner Kallweit <hkallweit1@...il.com>
Cc:     Russell King - ARM Linux <linux@...linux.org.uk>,
        Paolo Abeni <pabeni@...hat.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Eric Dumazet <edumazet@...gle.com>,
        David Miller <davem@...emloft.net>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [PATCH net-next] net: phy: improve phy_read_poll_timeout

On Mon, Mar 06, 2023 at 10:51:35PM +0100, Heiner Kallweit wrote:
> cond sometimes is (val & MASK) what may result in a false positive
> if val is a negative errno. We shouldn't evaluate cond if val < 0.
> This has no functional impact here, but it's not nice.
> Therefore switch order of the checks.
> 
> Signed-off-by: Heiner Kallweit <hkallweit1@...il.com>

Reviewed-by: Andrew Lunn <andrew@...n.ch>

    Andrew