Index: uspace/lib/usb/src/hc.c
===================================================================
--- uspace/lib/usb/src/hc.c	(revision bf9e6fca42015e5e14c445e502030671d36612e0)
+++ uspace/lib/usb/src/hc.c	(revision ce1836ed04784ea0bacc387ac80bfe852f36119b)
@@ -66,5 +66,5 @@
 	if (connection->ref_count == 0) {
 		/* Closing already closed connection... */
-		assert(connection->hc_sess = NULL);
+		assert(connection->hc_sess == NULL);
 		fibril_mutex_unlock(&connection->guard);
 		return EOK;