backlight: jornada720: Remove 'else' after a return

Fixed the following checkpatch warning.

  WARNING: else is not generally useful after a break or return

Suggested-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

drivers/video/backlight/jornada720_lcd.c

@@ -27,11 +27,7 @@
 
 static int jornada_lcd_get_power(struct lcd_device *ld)
 {
-	/* LDD2 in PPC = LCD POWER */
-	if (PPSR & PPC_LDD2)
-		return FB_BLANK_UNBLANK;	/* PW ON */
-	else
-		return FB_BLANK_POWERDOWN;	/* PW OFF */
+	return PPSR & PPC_LDD2 ? FB_BLANK_UNBLANK : FB_BLANK_POWERDOWN;
 }
 
 static int jornada_lcd_get_contrast(struct lcd_device *ld)