V4L/DVB (8361): gspca: Bad check of i2c write to sn9c10x.

Signed-off-by: Andoni Zubimendi <andoni.zubimendi@gmail.com>
Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/video/gspca/sonixb.c b/drivers/media/video/gspca/sonixb.c
index 054ce4e..80879bf 100644
--- a/drivers/media/video/gspca/sonixb.c
+++ b/drivers/media/video/gspca/sonixb.c
@@ -456,8 +456,11 @@
 	while (retry--) {
 		msleep(10);
 		reg_r(gspca_dev, 0x08);
-		if (gspca_dev->usb_buf[0] == 4)
+		if (gspca_dev->usb_buf[0] & 0x04) {
+			if (gspca_dev->usb_buf[0] & 0x08)
+				return -1;
 			return 0;
+		}
 	}
 	return -1;
 }