K 10 svn:author V 8 hselasky K 8 svn:date V 27 2019-06-10T13:38:57.305319Z K 7 svn:log V 311 MFC r348631: In usb(4) fix a lost completion event issue towards libusb(3). It may happen if a USB transfer is cancelled that we need to fake a completion event. Implement missing support in ugen_fs_copy_out() to handle this. This fixes issues with webcamd(8) and firefox. Sponsored by: Mellanox Technologies END