diff options
Diffstat (limited to 'drivers/usb/dwc2/gadget.c')
| -rw-r--r-- | drivers/usb/dwc2/gadget.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index 818f158232bb..d330190f58ef 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -2631,7 +2631,10 @@ static int dwc2_hsotg_ep_enable(struct usb_ep *ep, desc->wMaxPacketSize, desc->bInterval); /* not to be called for EP0 */ - WARN_ON(index == 0); + if (index == 0) { + dev_err(hsotg->dev, "%s: called for EP 0\n", __func__); + return -EINVAL; + } dir_in = (desc->bEndpointAddress & USB_ENDPOINT_DIR_MASK) ? 1 : 0; if (dir_in != hs_ep->dir_in) { |