mfd: palmas: Remove redundant check in palmas_power_off

palmas_dev and palmas_power_off are always assigned together.
So the check for palmas_dev inside palmas_power_off function
is redundant. Removing the same.
Signed-off-by: Keerthy <j-keerthy@ti.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

drivers/mfd/palmas.c

@@ -431,9 +431,6 @@ static void palmas_power_off(void)
 	unsigned int addr;
 	int ret, slave;
 
-	if (!palmas_dev)
-		return;
-
 	slave = PALMAS_BASE_TO_SLAVE(PALMAS_PMU_CONTROL_BASE);
 	addr = PALMAS_BASE_TO_REG(PALMAS_PMU_CONTROL_BASE, PALMAS_DEV_CTRL);