pwm: meson: Drop unneeded check in .get_state()

Drop checking state argument for NULL pointer in meson_pwm_get_state()
due to it is called only from pwm core with always valid arguments.

Signed-off-by: Dmitry Rokosov <[email protected]>
Signed-off-by: George Stark <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Uwe Kleine-König <[email protected]>

Author: geo-stark

drivers/pwm/pwm-meson.c

@@ -311,9 +311,6 @@ static int meson_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm,
 	struct meson_pwm_channel *channel;
 	u32 value;
 
-	if (!state)
-		return 0;
-
 	channel = &meson->channels[pwm->hwpwm];
 	channel_data = &meson_pwm_per_channel_data[pwm->hwpwm];