linux-kernel - Re: [PATCH] dma-buf: remove redundant initialization of sg

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Message-ID: <150546532831.19729.6169136066415731528@mail.alporthouse.com>
Date:   Fri, 15 Sep 2017 09:48:48 +0100
From:   Chris Wilson <chris@...is-wilson.co.uk>
To:     Colin King <colin.king@...onical.com>,
        "Sumit Semwal" <sumit.semwal@...aro.org>,
        linux-media@...r.kernel.org, dri-devel@...ts.freedesktop.org
Cc:     linaro-mm-sig@...ts.linaro.org, kernel-janitors@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] dma-buf: remove redundant initialization of sg_table

Quoting Colin King (2017-09-15 00:05:16)
> From: Colin Ian King <colin.king@...onical.com>
> 
> sg_table is being initialized and is never read before it is updated
> again later on, hence making the initialization redundant. Remove
> the initialization.
> 
> Detected by clang scan-build:
> "warning: Value stored to 'sg_table' during its initialization is
> never read"
> 
> Signed-off-by: Colin Ian King <colin.king@...onical.com>
Reviewed-by: Chris Wilson <chris@...is-wilson.co.uk>
-Chris