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V4L/DVB (6624): CXUSB: return control message transfer result to caller

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Callers to cxusb_ctrl_msg currently do not receive any indication that their
transfer failed.  Return the true return code from dvb_usb_generic_{rw,write}.

Signed-off-by: Chris Pascoe <c.pascoe@itee.uq.edu.au>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Chris Pascoe 2007-11-19 02:42:44 -03:00 committed by Mauro Carvalho Chehab
parent 166fb6b472
commit b17f109df1
1 changed files with 2 additions and 4 deletions
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6
drivers/media/dvb/dvb-usb/cxusb.c
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@ -49,11 +49,9 @@ static int cxusb_ctrl_msg(struct dvb_usb_device *d,
sndbuf[0] = cmd;
memcpy(&sndbuf[1], wbuf, wlen);
if (wo)
dvb_usb_generic_write(d, sndbuf, 1+wlen);
return dvb_usb_generic_write(d, sndbuf, 1+wlen);
else
dvb_usb_generic_rw(d, sndbuf, 1+wlen, rbuf, rlen, 0);
return 0;
return dvb_usb_generic_rw(d, sndbuf, 1+wlen, rbuf, rlen, 0);
}
/* GPIO */