lkml.org 
[lkml]   [2010]   [Aug]   [24]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[54/59] USB: ftdi_sio: fix endianess of max packet size
2.6.32-stable review patch.  If anyone has any objections, please let us know.

------------------

From: Michael Wileczka <mikewileczka@yahoo.com>

commit d1ab903d2552b2362339b19203c7f01c797cb316 upstream.

The USB max packet size (always little-endian) was not being byte
swapped on big-endian systems.

Applicable since [USB: ftdi_sio: fix hi-speed device packet size calculation] approx 2.6.31

Signed-off-by: Michael Wileczka <mikewileczka@yahoo.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
drivers/usb/serial/ftdi_sio.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -1410,7 +1410,7 @@ static void ftdi_set_max_packet_size(str
}

/* set max packet size based on descriptor */
- priv->max_packet_size = ep_desc->wMaxPacketSize;
+ priv->max_packet_size = le16_to_cpu(ep_desc->wMaxPacketSize);

dev_info(&udev->dev, "Setting MaxPacketSize %d\n", priv->max_packet_size);
}



\
 
 \ /
  Last update: 2010-08-25 00:59    [W:0.609 / U:0.132 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site