commit dd5ca753fa92fb736b1395db892bd29f78e6d408
author Johan Hovold <johan@kernel.org> Thu May 11 11:36:02 2017 +0200
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> Wed May 17 11:27:41 2017 +0200
tree 38c687d8b5732db3d811ddc33cc3d2201581f529
parent 63afd5cc78775018ea2dec4004428dafa5283e93

USB: iowarrior: fix info ioctl on big-endian hosts

Drop erroneous le16_to_cpu when returning the USB device speed which is
already in host byte order.

Found using sparse:

	warning: cast to restricted __le16

Fixes: 946b960d13c1 ("USB: add driver for iowarrior devices.")
Cc: stable <stable@vger.kernel.org>     # 2.6.21
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/misc/iowarrior.c

diff --git a/drivers/usb/misc/iowarrior.c b/drivers/usb/misc/iowarrior.c
index 7756953..83b05a2 100644
--- a/drivers/usb/misc/iowarrior.c
+++ b/drivers/usb/misc/iowarrior.c
@@ -554,7 +554,7 @@ static long iowarrior_ioctl(struct file *file, unsigned int cmd,
 			info.revision = le16_to_cpu(dev->udev->descriptor.bcdDevice);
 
 			/* 0==UNKNOWN, 1==LOW(usb1.1) ,2=FULL(usb1.1), 3=HIGH(usb2.0) */
-			info.speed = le16_to_cpu(dev->udev->speed);
+			info.speed = dev->udev->speed;
 			info.if_num = dev->interface->cur_altsetting->desc.bInterfaceNumber;
 			info.report_size = dev->report_size;