[PATCH 10/62] watchdog: coh901327_wdt: Convert to use device managed functions

Linus Walleij linus.walleij at linaro.org
Wed Jan 11 07:48:25 PST 2017

On Wed, Jan 11, 2017 at 12:34 AM, Guenter Roeck <linux at roeck-us.net> wrote:

> Use device managed functions to simplify error handling, reduce
> source code size, improve readability, and reduce the likelyhood of bugs.
> 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
> - Use devm_add_action_or_reset() for calls to clk_disable_unprepare
> - Use devm_clk_get() if the device parameter is not NULL
> - Replace 'goto l; ... l: return e;' with 'return e;'
> - Replace 'val = e; return val;' with 'return e;'
> - Replace 'if (e) { return expr; }' with 'if (e) return expr;'
> - Replace request_irq, request_threaded_irq, and request_any_context_irq
>   with their device managed equivalent
> - Replace &pdev->dev with dev if 'struct device *dev' is a declared
>   variable
> - Use devm_watchdog_register_driver() to register watchdog device
> Cc: Linus Walleij <linus.walleij at linaro.org>
> Signed-off-by: Guenter Roeck <linux at roeck-us.net>

Reviewed-by: Linus Walleij <linus.walleij at linaro.org>

Linus Walleij

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