Index: uspace/lib/usb/src/port.c
===================================================================
--- uspace/lib/usb/src/port.c	(revision defaab2d39a2d9f68196b283f869f0c762c6cce8)
+++ uspace/lib/usb/src/port.c	(revision 217e981067191b312f3821a33ad8bb16fe0e75aa)
@@ -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: