diff options
Diffstat (limited to 'sys/dev/usb/usb_handle_request.c')
| -rw-r--r-- | sys/dev/usb/usb_handle_request.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/sys/dev/usb/usb_handle_request.c b/sys/dev/usb/usb_handle_request.c index 13fff91..a775d67 100644 --- a/sys/dev/usb/usb_handle_request.c +++ b/sys/dev/usb/usb_handle_request.c @@ -191,13 +191,8 @@ usb_check_alt_setting(struct usb_device *udev, uint8_t do_unlock; usb_error_t err = 0; - /* automatic locking */ - if (usbd_enum_is_locked(udev)) { - do_unlock = 0; - } else { - do_unlock = 1; - usbd_enum_lock(udev); - } + /* Prevent re-enumeration */ + do_unlock = usbd_enum_lock(udev); if (alt_index >= usbd_get_no_alts(udev->cdesc, iface->idesc)) err = USB_ERR_INVAL; |
