USB: ftdi_sio: use error code from usb stack in read_latency_timer
Use same semantics as for write_latency_timer.
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 44c5b77..ec901ed 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -1193,10 +1193,9 @@
0, priv->interface,
(char *) &latency, 1, WDR_TIMEOUT);
- if (rv < 0) {
+ if (rv < 0)
dev_err(&port->dev, "Unable to read latency timer: %i\n", rv);
- return -EIO;
- } else
+ else
priv->latency = latency;
return rv;
}