linux-kernel - Re: [PATCH][next] net: dsa: sja1105: Fix assigned yet unused return code rc

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Date:   Wed, 9 Jun 2021 21:00:10 +0300
From:   Vladimir Oltean <olteanv@...il.com>
To:     Colin King <colin.king@...onical.com>
Cc:     Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, netdev@...r.kernel.org,
        kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH][next] net: dsa: sja1105: Fix assigned yet unused return
 code rc

On Wed, Jun 09, 2021 at 06:43:53PM +0100, Colin King wrote:
> From: Colin Ian King <colin.king@...onical.com>
> 
> The return code variable rc is being set to return error values in two
> places in sja1105_mdiobus_base_tx_register and yet it is not being
> returned, the function always returns 0 instead. Fix this by replacing
> the return 0 with the return code rc.
> 
> Addresses-Coverity: ("Unused value")
> Fixes: 5a8f09748ee7 ("net: dsa: sja1105: register the MDIO buses for 100base-T1 and 100base-TX")
> Signed-off-by: Colin Ian King <colin.king@...onical.com>
> ---

Reviewed-by: Vladimir Oltean <olteanv@...il.com>