linux-kernel - Re: [PATCH 12/22] watchdog: zx2967_wdt: Convert to use device managed functions and other improvements

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Date:   Thu, 11 Apr 2019 16:53:17 +0800
From:   Shawn Guo <shawnguo@...nel.org>
To:     Guenter Roeck <linux@...ck-us.net>
Cc:     Wim Van Sebroeck <wim@...ux-watchdog.org>,
        linux-watchdog@...r.kernel.org, linux-kernel@...r.kernel.org,
        Jun Nie <jun.nie@...aro.org>
Subject: Re: [PATCH 12/22] watchdog: zx2967_wdt: Convert to use device
 managed functions and other improvements

On Wed, Apr 10, 2019 at 09:27:53AM -0700, Guenter Roeck wrote:
> Use device managed functions to simplify error handling, reduce
> source code size, improve readability, and reduce the likelyhood of bugs.
> Other improvements as listed below.
> 
> The conversion was done automatically with coccinelle using the
> following semantic patches. The semantic patches and the scripts
> used to generate this commit log are available at
> https://github.com/groeck/coccinelle-patches
> 
> - Drop assignments to otherwise unused variables
> - Drop empty remove function
> - Use devm_add_action_or_reset() for calls to clk_disable_unprepare
> - Use local variable 'struct device *dev' consistently
> - Use devm_watchdog_register_driver() to register watchdog device
> 
> Cc: Jun Nie <jun.nie@...aro.org>
> Cc: Shawn Guo <shawnguo@...nel.org>
> Signed-off-by: Guenter Roeck <linux@...ck-us.net>

Acked-by: Shawn Guo <shawnguo@...nel.org>