Tidy ehrpwm_pwm_config(): drop redundant parentheses and keep the
period conflict condition on a single line to follow kernel style.

This change addresses a style warning reported by checkpatch.pl.
No functional change intended.

Signed-off-by: Rafael V. Volkmer <rafael.v.volkmer@gmail.com>
---
 drivers/pwm/pwm-tiehrpwm.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/pwm/pwm-tiehrpwm.c b/drivers/pwm/pwm-tiehrpwm.c
index 6a792faa62ce..d472d717abca 100644
--- a/drivers/pwm/pwm-tiehrpwm.c
+++ b/drivers/pwm/pwm-tiehrpwm.c
@@ -264,8 +264,7 @@ static int ehrpwm_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,
 	 * same period register for multiple channels.
 	 */
 	for (i = 0; i < TIEHRPWM_NUM_PWM_CHANNEL; i++) {
-		if (pc->period_cycles[i] &&
-				(pc->period_cycles[i] != period_cycles)) {
+		if (pc->period_cycles[i] && pc->period_cycles[i] != period_cycles) {
 			/*
 			 * Allow channel to reconfigure period if no other
 			 * channels being configured.
-- 
2.43.0