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pwm: meson: Drop useless check for channel data being NULL 

In meson_pwm_free() the function pwm_get_chip_data() always returns a
non-NULL pointer because it's only called when the request callback
succeeded and this callback calls pwm_set_chip_data() in this case.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
This commit is contained in:
Uwe Kleine-König 2021-11-08 14:46:25 +01:00 committed by Thierry Reding
parent 37349609f3
commit cb971fdb45
1 changed files with 1 additions and 2 deletions
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3
drivers/pwm/pwm-meson.c
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@ -148,8 +148,7 @@ static void meson_pwm_free(struct pwm_chip *chip, struct pwm_device *pwm)
{
struct meson_pwm_channel *channel = pwm_get_chip_data(pwm);
if (channel)
clk_disable_unprepare(channel->clk);
clk_disable_unprepare(channel->clk);
}
static int meson_pwm_calc(struct meson_pwm *meson, struct pwm_device *pwm,