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USB: ftdi_sio: use error code from usb stack in read_latency_timer
author
Johan Hovold
<jhovold@gmail.com>
Thu, 24 Dec 2009 11:42:07 +0000
(12:42 +0100)
committer
Greg Kroah-Hartman
<gregkh@suse.de>
Tue, 2 Mar 2010 22:53:36 +0000
(14:53 -0800)
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>
drivers/usb/serial/ftdi_sio.c
patch
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diff --git
a/drivers/usb/serial/ftdi_sio.c
b/drivers/usb/serial/ftdi_sio.c
index
44c5b77
..
ec901ed
100644
(file)
--- a/
drivers/usb/serial/ftdi_sio.c
+++ b/
drivers/usb/serial/ftdi_sio.c
@@
-1193,10
+1193,9
@@
static int read_latency_timer(struct usb_serial_port *port)
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;
}