Input: max77693-haptic - fix state check in imax77693_haptic_disable()

The check to see whether the device is already disabled in
max77693_haptic_disable() was inversed, this change corrects it.
Signed-off-by: Jaewon Kim <jaewon02.kim@samsung.com>
Reviewed-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

drivers/input/misc/max77693-haptic.c

@@ -152,7 +152,7 @@ static void max77693_haptic_disable(struct max77693_haptic *haptic)
 {
 	int error;
 
-	if (haptic->enabled)
+	if (!haptic->enabled)
 		return;
 
 	error = max77693_haptic_configure(haptic, false);