Use more careful error checks.
Signed-off-by: Antti Palosaari <cr...@iki.fi>
---
drivers/media/usb/dvb-usb-v2/af9035.c | 15 ++++++++++++---
1 file changed, 12 insertions(+), 3 deletions(-)
diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c
b/drivers/media/usb/dvb-usb-v2/af9035.c
index ecec69d..a1ae5c5 100644
--- a/drivers/media/usb/dvb-usb-v2/af9035.c
+++ b/drivers/media/usb/dvb-usb-v2/af9035.c
@@ -98,6 +98,10 @@ static int af9035_ctrl_msg(struct dvb_usb_device *d, struct
usb_req *req)
/* check status */
if (buf[2]) {
+ /* fw returns status 1 when IR code was not received */
+ if (req->cmd == CMD_IR_GET || buf[2] == 1)
+ return 1;
+
dev_dbg(&d->udev->dev, "%s: command=%02x failed fw error=%d\n",
__func__, req->cmd, buf[2]);
ret = -EIO;
@@ -1223,7 +1227,9 @@ static int af9035_rc_query(struct dvb_usb_device *d)
struct usb_req req = { CMD_IR_GET, 0, 0, NULL, 4, b };
ret = af9035_ctrl_msg(d, &req);
- if (ret < 0)
+ if (ret == 1)
+ return 0;
+ else if (ret < 0)
goto err;
if ((b[2] + b[3]) == 0xff) {
@@ -1240,9 +1246,12 @@ static int af9035_rc_query(struct dvb_usb_device *d)
rc_keydown(d->rc_dev, key, 0);
-err:
- /* ignore errors */
return 0;
+
+err:
+ dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
+
+ return ret;
}
static int af9035_get_rc_config(struct dvb_usb_device *d, struct dvb_usb_rc
*rc)
--
1.7.11.7
--
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