linux-kernel - Re: [PATCH] powerpc/module_64: fix array

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Message-ID: <b7adc31a454cf89cd04eabe36399bf2b3ce4fb23.camel@russell.cc>
Date:   Thu, 24 Feb 2022 10:32:23 +1000
From:   Russell Currey <ruscur@...sell.cc>
To:     Guo Zhengkui <guozhengkui@...o.com>,
        Michael Ellerman <mpe@...erman.id.au>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Christophe Leroy <christophe.leroy@...roup.eu>,
        Wedson Almeida Filho <wedsonaf@...gle.com>,
        "open list:LINUX FOR POWERPC (32-BIT AND 64-BIT)" 
        <linuxppc-dev@...ts.ozlabs.org>,
        open list <linux-kernel@...r.kernel.org>
Cc:     kernel@...o.com
Subject: Re: [PATCH] powerpc/module_64: fix array_size.cocci warning

On Wed, 2022-02-23 at 15:54 +0800, Guo Zhengkui wrote:
> Fix following coccicheck warning:
> ./arch/powerpc/kernel/module_64.c:432:40-41: WARNING: Use ARRAY_SIZE.
> 
> ARRAY_SIZE(arr) is a macro provided by the kernel. It makes sure that
> arr
> is an array, so it's safer than sizeof(arr) / sizeof(arr[0]) and more
> standard.
> 
> Signed-off-by: Guo Zhengkui <guozhengkui@...o.com>

Reviewed-by: Russell Currey <ruscur@...sell.cc>