Index: uspace/lib/usbdev/src/devdrv.c
===================================================================
--- uspace/lib/usbdev/src/devdrv.c	(revision 51f033ce445e71ec5c2cc085b4131af071c0f49c)
+++ uspace/lib/usbdev/src/devdrv.c	(revision eda7a4e07322d02834082cb99a4b1b563e7ab88b)
@@ -391,5 +391,7 @@
 	}
 
-	usb_hc_connection_close(&hc_conn);
+	if (usb_hc_connection_close(&hc_conn) != EOK)
+		usb_log_warning("usb_device_create_pipes(): "
+		    "Failed to close connection.\n");
 
 	*pipes_ptr = pipes;
@@ -413,5 +415,7 @@
 	}
 
-	usb_hc_connection_close(&hc_conn);
+	if (usb_hc_connection_close(&hc_conn) != EOK)
+		usb_log_warning("usb_device_create_pipes(): "
+		    "Failed to close connection.\n");
 
 	/*
@@ -468,5 +472,7 @@
 	}
 
-	usb_hc_connection_close(&hc_conn);
+	if (usb_hc_connection_close(&hc_conn) != EOK)
+		usb_log_warning("usb_device_destroy_pipes(): "
+		    "Failed to close connection.\n");
 
 	free(pipes);