summaryrefslogtreecommitdiffstats
path: root/drivers/media/dvb/dvb-usb/dvb-usb-urb.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2008-12-16 22:04:48 +0100
committerIngo Molnar <mingo@elte.hu>2008-12-16 22:04:48 +0100
commit78f902ccc597d6ce3e8d1477d70f2d79e960ba7a (patch)
treec6ceab663de16501d1dda1c1596fe2dacaaef8e3 /drivers/media/dvb/dvb-usb/dvb-usb-urb.c
parent9ee670fd87b7d69c8633b94c42aadcbbcb96f28e (diff)
parent8b1fae4e4200388b64dd88065639413cb3f1051c (diff)
Merge commit 'v2.6.28-rc8' into x86/doc
Diffstat (limited to 'drivers/media/dvb/dvb-usb/dvb-usb-urb.c')
-rw-r--r--drivers/media/dvb/dvb-usb/dvb-usb-urb.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/media/dvb/dvb-usb/dvb-usb-urb.c b/drivers/media/dvb/dvb-usb/dvb-usb-urb.c
index 5cef12a07f7..6fe71c6745e 100644
--- a/drivers/media/dvb/dvb-usb/dvb-usb-urb.c
+++ b/drivers/media/dvb/dvb-usb/dvb-usb-urb.c
@@ -13,14 +13,14 @@ int dvb_usb_generic_rw(struct dvb_usb_device *d, u8 *wbuf, u16 wlen, u8 *rbuf,
{
int actlen,ret = -ENOMEM;
+ if (!d || wbuf == NULL || wlen == 0)
+ return -EINVAL;
+
if (d->props.generic_bulk_ctrl_endpoint == 0) {
err("endpoint for generic control not specified.");
return -EINVAL;
}
- if (wbuf == NULL || wlen == 0)
- return -EINVAL;
-
if ((ret = mutex_lock_interruptible(&d->usb_mutex)))
return ret;