pwm: pxa: Drop if with an always false condition

The .remove() function is only called after .probe() returned
successfully. In this case platform_set_drvdata() was called with a
non-NULL argument and so platfrom_get_drvdata() returns the same
non-NULL value.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>

drivers/pwm/pwm-pxa.c

@@ -210,8 +210,6 @@ static int pwm_remove(struct platform_device *pdev)
 	struct pxa_pwm_chip *chip;
 
 	chip = platform_get_drvdata(pdev);
-	if (chip == NULL)
-		return -ENODEV;
 
 	return pwmchip_remove(&chip->chip);
 }