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Subject[PATCH v2 03/31] cinergyT2-core: handle error code on RC query
Date
There's no sense on decoding and generating a RC key code if
there was an error on the URB control message.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
---
drivers/media/usb/dvb-usb/cinergyT2-core.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/media/usb/dvb-usb/cinergyT2-core.c b/drivers/media/usb/dvb-usb/cinergyT2-core.c
index d85c0c4d4042..2520e30f5338 100644
--- a/drivers/media/usb/dvb-usb/cinergyT2-core.c
+++ b/drivers/media/usb/dvb-usb/cinergyT2-core.c
@@ -102,7 +102,7 @@ static int cinergyt2_frontend_attach(struct dvb_usb_adapter *adap)
/* Copy this pointer as we are gonna need it in the release phase */
cinergyt2_usb_device = adap->dev;

- return 0;
+ return ret;
}

static struct rc_map_table rc_map_cinergyt2_table[] = {
@@ -162,14 +162,16 @@ static int repeatable_keys[] = {
static int cinergyt2_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
{
struct cinergyt2_state *st = d->priv;
- int i;
+ int i, ret;

*state = REMOTE_NO_KEY_PRESSED;

mutex_lock(&st->data_mutex);
st->data[0] = CINERGYT2_EP1_GET_RC_EVENTS;

- dvb_usb_generic_rw(d, st->data, 1, st->data, 5, 0);
+ ret = dvb_usb_generic_rw(d, st->data, 1, st->data, 5, 0);
+ if (ret < 0)
+ return ret;

if (st->data[4] == 0xff) {
/* key repeat */
--
2.7.4

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