diff options
| -rw-r--r-- | drivers/usb/gadget/gr_udc.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/usb/gadget/gr_udc.c b/drivers/usb/gadget/gr_udc.c index 253e608b57f9..72458be7763a 100644 --- a/drivers/usb/gadget/gr_udc.c +++ b/drivers/usb/gadget/gr_udc.c @@ -1542,6 +1542,10 @@ static int gr_ep_enable(struct usb_ep *_ep, } else if (max == 0) { dev_err(dev->dev, "Max payload cannot be set to 0\n"); return -EINVAL; + } else if (max > ep->ep.maxpacket_limit) { + dev_err(dev->dev, "Requested max payload %d > limit %d\n", + max, ep->ep.maxpacket_limit); + return -EINVAL; } spin_lock(&ep->dev->lock); |