linux-kernel - Re: [PATCH] phy: rockchip-inno-usb2: remove redundant assignment to variable delay

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Date:   Tue, 14 Dec 2021 14:45:14 +0530
From:   Vinod Koul <vkoul@...nel.org>
To:     Colin Ian King <colin.i.king@...il.com>
Cc:     Kishon Vijay Abraham I <kishon@...com>,
        Heiko Stuebner <heiko@...ech.de>,
        linux-phy@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org,
        kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] phy: rockchip-inno-usb2: remove redundant assignment to
 variable delay

On 11-12-21, 18:00, Colin Ian King wrote:
> Variable delay is being assigned to zero and the code falls through to
> the next case in a switch statement that returns out of the function.
> The variable is never read in this scenario and so the assignment is
> redundant and can be removed.
> 
> Cleans up scan-build static analysis warning:
> drivers/phy/rockchip/phy-rockchip-inno-usb2.c:753:3: warning: Value
> stored to 'delay' is never read [deadcode.DeadStores]

Applied, thanks

-- 
~Vinod