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|---|---|
| From | Ben Hutchings <ben@decadent.org.uk> |
| Newsgroups | linux.kernel |
| Subject | [PATCH 3.16 040/233] USB: iowarrior: fix info ioctl on big-endian hosts |
| Date | Sun, 10 Sep 2017 01:50:01 +0200 |
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| X-Original-Cc | akpm@linux-foundation.org, "Johan Hovold" <johan@kernel.org>, "Greg Kroah-Hartman" <gregkh@linuxfoundation.org> |
| X-Original-Date | Sat, 09 Sep 2017 22:47:14 +0100 |
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3.16.48-rc1 review patch. If anyone has any objections, please let me know.
------------------
From: Johan Hovold <johan@kernel.org>
commit dd5ca753fa92fb736b1395db892bd29f78e6d408 upstream.
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.")
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---
drivers/usb/misc/iowarrior.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/usb/misc/iowarrior.c
+++ b/drivers/usb/misc/iowarrior.c
@@ -557,7 +557,7 @@ static long iowarrior_ioctl(struct file
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;
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[PATCH 3.16 040/233] USB: iowarrior: fix info ioctl on big-endian hosts Ben Hutchings <ben@decadent.org.uk> - 2017-09-10 01:50 +0200
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