Index: uspace/lib/usb/src/port.c
===================================================================
--- uspace/lib/usb/src/port.c	(revision 7138a78ba60677f72f128128259e76e1b6ad7164)
+++ uspace/lib/usb/src/port.c	(revision cd0cf8107e697d8beb72343befbb9e972fec6eaa)
@@ -190,4 +190,5 @@
 	case PORT_CONNECTING:
 		port->state = PORT_ERROR;
+		fibril_condvar_broadcast(&port->enabled_cv);
 		/* fallthrough */
 	case PORT_ERROR:
@@ -228,4 +229,5 @@
 	case PORT_CONNECTING:
 		port->state = PORT_ERROR;
+		fibril_condvar_broadcast(&port->enabled_cv);
 		/* fallthrough */
 	case PORT_ERROR: