All of gpiod_set_value_cansleep() and gpiod_direction_output() handle NULL GPIO pointers just fine, so there is no need to check for that in the caller. Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx> --- drivers/video/backlight/pwm_bl.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c index fce412234d10399a..a51fbab96368053b 100644 --- a/drivers/video/backlight/pwm_bl.c +++ b/drivers/video/backlight/pwm_bl.c @@ -54,8 +54,7 @@ static void pwm_backlight_power_on(struct pwm_bl_data *pb) if (pb->post_pwm_on_delay) msleep(pb->post_pwm_on_delay); - if (pb->enable_gpio) - gpiod_set_value_cansleep(pb->enable_gpio, 1); + gpiod_set_value_cansleep(pb->enable_gpio, 1); pb->enabled = true; } @@ -65,8 +64,7 @@ static void pwm_backlight_power_off(struct pwm_bl_data *pb) if (!pb->enabled) return; - if (pb->enable_gpio) - gpiod_set_value_cansleep(pb->enable_gpio, 0); + gpiod_set_value_cansleep(pb->enable_gpio, 0); if (pb->pwm_off_delay) msleep(pb->pwm_off_delay); @@ -429,8 +427,7 @@ static int pwm_backlight_initial_power_state(const struct pwm_bl_data *pb) * Synchronize the enable_gpio with the observed state of the * hardware. */ - if (pb->enable_gpio) - gpiod_direction_output(pb->enable_gpio, active); + gpiod_direction_output(pb->enable_gpio, active); /* * Do not change pb->enabled here! pb->enabled essentially -- 2.34.1
