V4L/DVB (12224): gspca - m5602-s5k4aa: Remove erroneous register writes

A couple of erroneous register writes snuck in that made the image go haywire. Remove these.
Many thanks to Grégory Lardière for finding this out

Signed-off-by: Erik Andrén <erik.andren@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/video/gspca/m5602/m5602_s5k4aa.c

@@ -474,9 +474,6 @@ static int s5k4aa_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
 
 	PDEBUG(D_V4L2, "Set vertical flip to %d", val);
 	err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
-	if (err < 0)
-		return err;
-	err = m5602_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
 	if (err < 0)
 		return err;
 
@@ -522,9 +519,6 @@ static int s5k4aa_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
 
 	PDEBUG(D_V4L2, "Set horizontal flip to %d", val);
 	err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
-	if (err < 0)
-		return err;
-	err = m5602_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
 	if (err < 0)
 		return err;