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Date:   Mon, 24 Jan 2022 20:41:49 +0100
From:   David Sterba <dsterba@suse.cz>
To:     Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Cc:     clm@fb.com, josef@toxicpanda.com, dsterba@suse.com,
        linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org,
        Abaci Robot <abaci@linux.alibaba.com>
Subject: Re: [PATCH v2] btrfs: zoned: Remove redundant initialization of
 to_add
Message-ID: <20220124194149.GD14046@twin.jikos.cz>
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        Jiapeng Chong <jiapeng.chong@linux.alibaba.com>, clm@fb.com,
        josef@toxicpanda.com, dsterba@suse.com, linux-btrfs@vger.kernel.org,
        linux-kernel@vger.kernel.org, Abaci Robot <abaci@linux.alibaba.com>
References: <20220121114351.93220-1-jiapeng.chong@linux.alibaba.com>
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On Fri, Jan 21, 2022 at 07:43:51PM +0800, Jiapeng Chong wrote:
> to_add is being initialized to len but this is never read as
> to_add is overwritten later on. Remove the redundant
> initialization.
> 
> Cleans up the following clang-analyzer warning:
> 
> fs/btrfs/extent-tree.c:2769:8: warning: Value stored to 'to_add' during
> its initialization is never read [clang-analyzer-deadcode.DeadStores].
> 
> Reported-by: Abaci Robot <abaci@linux.alibaba.com>
> Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>

Added to misc-next, thanks.