From 4357369d024c709d91864af88f02d7ac08d0f470 Mon Sep 17 00:00:00 2001
From: Johan Hovold <jhovold@gmail.com>
Date: Thu, 24 Dec 2009 12:42:07 +0100
Subject: [PATCH] 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>
---
 drivers/usb/serial/ftdi_sio.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 44c5b7717fe8..ec901ed5d93c 100644
--- 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;
 }