[media] af9035: add missing error check

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/dvb/dvb-usb/af9035.c b/drivers/media/dvb/dvb-usb/af9035.c
index 01dee02..dc0a49a 100644 (file)
--- a/drivers/media/dvb/dvb-usb/af9035.c
+++ b/drivers/media/dvb/dvb-usb/af9035.c
@@ -400,6 +400,8 @@ static int af9035_download_firmware(struct usb_device *udev,
                /* download begin packet */
                req.cmd = CMD_FW_DL_BEGIN;
                ret = af9035_ctrl_msg(udev, &req);
+               if (ret < 0)
+                       goto err;
 
                /* download firmware packet(s) */
                for (j = HDR_SIZE + hdr_data_len; j > 0; j -= MAX_DATA) {