linux-kernel - Re: [PATCH] iommu: remove redundant assignment to variable agaw

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Date:   Wed, 9 Jun 2021 15:37:38 +0800
From:   Lu Baolu <baolu.lu@...ux.intel.com>
To:     Colin King <colin.king@...onical.com>,
        David Woodhouse <dwmw2@...radead.org>,
        Joerg Roedel <joro@...tes.org>, Will Deacon <will@...nel.org>,
        iommu@...ts.linux-foundation.org
Cc:     baolu.lu@...ux.intel.com, kernel-janitors@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] iommu: remove redundant assignment to variable agaw

On 4/17/21 1:18 AM, Colin King wrote:
> From: Colin Ian King<colin.king@...onical.com>
> 
> The variable agaw is initialized with a value that is never
> read and it is being updated later with a new value as a
> counter in a for-loop. The initialization is redundant and
> can be removed.
> 
> Addresses-Coverity: ("Unused value")
> Signed-off-by: Colin Ian King<colin.king@...onical.com>

Queued for v5.14. Thanks!

Best regards,
baolu