V4L/DVB (6625): CXUSB: i2c transfer failure notification
The i2c master_xfer routine should return a negative result if not all
transfers completed successfully.
Signed-off-by: Chris Pascoe <c.pascoe@itee.uq.edu.au>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/dvb/dvb-usb/cxusb.c b/drivers/media/dvb/dvb-usb/cxusb.c
index b4a3f7b..86fbd6c 100644
--- a/drivers/media/dvb/dvb-usb/cxusb.c
+++ b/drivers/media/dvb/dvb-usb/cxusb.c
@@ -132,7 +132,7 @@
}
mutex_unlock(&d->i2c_mutex);
- return i;
+ return i == num ? num : -EREMOTEIO;
}
static u32 cxusb_i2c_func(struct i2c_adapter *adapter)