linux-kernel - Re: [PATCH net-next] net: ks8851: Make ks8851_read

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Message-ID: <YLkLGoJvt7EfG6PO@lunn.ch>
Date:   Thu, 3 Jun 2021 19:02:18 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Nathan Chancellor <nathan@...nel.org>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        clang-built-linux@...glegroups.com
Subject: Re: [PATCH net-next] net: ks8851: Make ks8851_read_selftest() return
 void

On Thu, Jun 03, 2021 at 09:56:13AM -0700, Nathan Chancellor wrote:
> clang points out that ret in ks8851_read_selftest() is set but unused:
> 
> drivers/net/ethernet/micrel/ks8851_common.c:1028:6: warning: variable
> 'ret' set but not used [-Wunused-but-set-variable]
>         int ret = 0;
>             ^
> 1 warning generated.
> 
> The return code of this function has never been checked so just remove
> ret and make the function return void.
> 
> Fixes: 3ba81f3ece3c ("net: Micrel KS8851 SPI network driver")
> Suggested-by: Andrew Lunn <andrew@...n.ch>
> Signed-off-by: Nathan Chancellor <nathan@...nel.org>

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

    Andrew