diff options
| -rw-r--r-- | include/linux/usb/gadget.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h index 92467eea76de..d82d0068872b 100644 --- a/include/linux/usb/gadget.h +++ b/include/linux/usb/gadget.h @@ -402,6 +402,9 @@ static inline void usb_ep_free_request(struct usb_ep *ep, static inline int usb_ep_queue(struct usb_ep *ep, struct usb_request *req, gfp_t gfp_flags) { + if (WARN_ON_ONCE(!ep->enabled && ep->address)) + return -ESHUTDOWN; + return ep->ops->queue(ep, req, gfp_flags); } |