diff --git a/drivers/usb/gadget/inode.c b/drivers/usb/gadget/inode.c index 5b45429da13..77b981efbc2 100644 --- a/drivers/usb/gadget/inode.c +++ b/drivers/usb/gadget/inode.c @@ -1200,7 +1200,7 @@ ep0_write (struct file *fd, const char __user *buf, size_t len, loff_t *ptr) /* data and/or status stage for control request */ } else if (dev->state == STATE_DEV_SETUP) { - /* IN DATA+STATUS caller makes len <= wLength */ + len = min_t(size_t, len, dev->setup_wLength); if (dev->setup_in) { retval = setup_req (dev->gadget->ep0, dev->req, len); if (retval == 0) {