linux-kernel - Re: [PATCH][dma-next] dmaengine: stm32: remove redundant initialization of hwdesc

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Message-ID: <20171012140505.GP30097@localhost>
Date:   Thu, 12 Oct 2017 19:35:05 +0530
From:   Vinod Koul <vinod.koul@...el.com>
To:     Colin King <colin.king@...onical.com>
Cc:     Dan Williams <dan.j.williams@...el.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        dmaengine@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH][dma-next] dmaengine: stm32: remove redundant
 initialization of hwdesc

On Wed, Oct 11, 2017 at 11:28:22AM +0100, Colin King wrote:
> From: Colin Ian King <colin.king@...onical.com>
> 
> hwdesc is being initialized to desc->hwdesc but this is never read
> as hwdesc is overwritten in a for-loop.  Remove the redundant
> initialization and move the declaration of hwdesc into the for-loop.
> 
> Cleans up clang warning:
> Value stored to 'hwdesc' during its initialization is never read

Applied, thanks

-- 
~Vinod