diff options
-rw-r--r-- | drivers/hid/usbhid/hid-core.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c index c56cb03c1551..2dcaf31eb9cd 100644 --- a/drivers/hid/usbhid/hid-core.c +++ b/drivers/hid/usbhid/hid-core.c @@ -388,14 +388,10 @@ static int hid_submit_ctrl(struct hid_device *hid) usbhid->urbctrl->pipe = usb_rcvctrlpipe(hid_to_usb_dev(hid), 0); maxpacket = usb_maxpacket(hid_to_usb_dev(hid), usbhid->urbctrl->pipe, 0); - if (maxpacket > 0) { - len += (len == 0); /* Don't allow 0-length reports */ - len = DIV_ROUND_UP(len, maxpacket); - len *= maxpacket; - if (len > usbhid->bufsize) - len = usbhid->bufsize; - } else - len = 0; + len += (len == 0); /* Don't allow 0-length reports */ + len = round_up(len, maxpacket); + if (len > usbhid->bufsize) + len = usbhid->bufsize; } usbhid->urbctrl->transfer_buffer_length = len; usbhid->urbctrl->dev = hid_to_usb_dev(hid); |