Commit dd5ca753 authored May 11, 2017 by Johan Hovold Committed by Greg Kroah-Hartman May 17, 2017

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: 946b960d ("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>

parent 63afd5cc

drivers/usb/misc/iowarrior.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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;