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SubjectRe: [PATCH V2] pwm: remove set but not set variable 'pwm'
On Mon, Jan 20, 2020 at 07:51:43PM +0800, yu kuai wrote:
> Fixes gcc '-Wunused-but-set-variable' warning:
>
> drivers/pwm/pwm-pca9685.c: In function ‘pca9685_pwm_gpio_free’:
> drivers/pwm/pwm-pca9685.c:162:21: warning: variable ‘pwm’ set but
> not used [-Wunused-but-set-variable]
>
> It is never used, and so can be removed. In that case, hold and release
> the lock 'pac->lock' can be removed since nothing will be done between
> them.
>
> Fixes: e926b12c611c ("pwm: Clear chip_data in pwm_put()")
> Signed-off-by: yu kuai <yukuai3@huawei.com>

Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>

Best regards
Uwe

--
Pengutronix e.K. | Uwe Kleine-König |
Industrial Linux Solutions | https://www.pengutronix.de/ |

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