diff options
| author | Johan Hovold <johan@kernel.org> | 2017-05-12 12:06:32 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-05-25 14:18:01 +0200 |
| commit | 02a8cea43ee5d1bce0a729997226dfda23344126 (patch) | |
| tree | 8e14a4f3e0474838de9840ee90aab05b51743e1d | |
| parent | 609a3e81550b0b4ea87197b0f59455a7bcff975a (diff) | |
uwb: fix device quirk on big-endian hosts
commit 41318a2b82f5d5fe1fb408f6d6e0b22aa557111d upstream.
Add missing endianness conversion when using the USB device-descriptor
idProduct field to apply a hardware quirk.
Fixes: 1ba47da52712 ("uwb: add the i1480 DFU driver")
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/uwb/i1480/dfu/usb.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/uwb/i1480/dfu/usb.c b/drivers/uwb/i1480/dfu/usb.c index 6345e85822a4..a50cf45e530f 100644 --- a/drivers/uwb/i1480/dfu/usb.c +++ b/drivers/uwb/i1480/dfu/usb.c @@ -341,6 +341,7 @@ error_submit_ep1: static int i1480_usb_probe(struct usb_interface *iface, const struct usb_device_id *id) { + struct usb_device *udev = interface_to_usbdev(iface); struct i1480_usb *i1480_usb; struct i1480 *i1480; struct device *dev = &iface->dev; @@ -352,8 +353,8 @@ int i1480_usb_probe(struct usb_interface *iface, const struct usb_device_id *id) iface->cur_altsetting->desc.bInterfaceNumber); goto error; } - if (iface->num_altsetting > 1 - && interface_to_usbdev(iface)->descriptor.idProduct == 0xbabe) { + if (iface->num_altsetting > 1 && + le16_to_cpu(udev->descriptor.idProduct) == 0xbabe) { /* Need altsetting #1 [HW QUIRK] or EP1 won't work */ result = usb_set_interface(interface_to_usbdev(iface), 0, 1); if (result < 0) |