Index: uspace/lib/usb/src/dev.c
===================================================================
--- uspace/lib/usb/src/dev.c	(revision b49d8725cc1c4a58c2affddebe1cffcc4caa6c90)
+++ uspace/lib/usb/src/dev.c	(revision cb0ca35e2ad68472d87676ca4a287c1ff54daa41)
@@ -50,6 +50,5 @@
 {
 	async_sess_t *parent_sess =
-	    devman_parent_device_connect(EXCHANGE_ATOMIC, device_handle,
-	        IPC_FLAG_BLOCKING);
+	    devman_parent_device_connect(device_handle, IPC_FLAG_BLOCKING);
 	if (!parent_sess)
 		return ENOMEM;
Index: uspace/lib/usb/src/hc.c
===================================================================
--- uspace/lib/usb/src/hc.c	(revision b49d8725cc1c4a58c2affddebe1cffcc4caa6c90)
+++ uspace/lib/usb/src/hc.c	(revision cb0ca35e2ad68472d87676ca4a287c1ff54daa41)
@@ -51,6 +51,5 @@
 		assert(connection->hc_sess == NULL);
 		/* Parallel exchange for us */
-		connection->hc_sess = devman_device_connect(EXCHANGE_PARALLEL,
-		        connection->hc_handle, 0);
+		connection->hc_sess = devman_device_connect(connection->hc_handle, 0);
 		if (!connection->hc_sess) {
 			fibril_mutex_unlock(&connection->guard);