272 static int link_peers(struct usb_port *left, struct usb_port *right)  in link_peers()  argument
277 	if (left->peer == right && right->peer == left)  in link_peers()
280 	if (left->peer || right->peer) {  in link_peers()
281 		struct usb_port *lpeer = left->peer;  in link_peers()
285 		if (left->location && left->location == right->location)  in link_peers()
291 			dev_name(&left->dev), dev_name(&right->dev), method,  in link_peers()
292 			dev_name(&left->dev),  in link_peers()
299 	rc = sysfs_create_link(&left->dev.kobj, &right->dev.kobj, "peer");  in link_peers()
302 	rc = sysfs_create_link(&right->dev.kobj, &left->dev.kobj, "peer");  in link_peers()
304 		sysfs_remove_link(&left->dev.kobj, "peer");  in link_peers()
313 	if (left->is_superspeed) {  in link_peers()
314 		ss_port = left;  in link_peers()
320 		hs_port = left;  in link_peers()
324 	left->peer = right;  in link_peers()
325 	right->peer = left;  in link_peers()
341 static void link_peers_report(struct usb_port *left, struct usb_port *right)  in link_peers_report()  argument
345 	rc = link_peers(left, right);  in link_peers_report()
347 		dev_dbg(&left->dev, "peered to %s\n", dev_name(&right->dev));  in link_peers_report()
349 		dev_dbg(&left->dev, "failed to peer to %s (%d)\n",  in link_peers_report()
356 static void unlink_peers(struct usb_port *left, struct usb_port *right)  in unlink_peers()  argument
360 	WARN(right->peer != left || left->peer != right,  in unlink_peers()
362 			dev_name(&left->dev), dev_name(&right->dev));  in unlink_peers()
369 	if (left->is_superspeed) {  in unlink_peers()
370 		ss_port = left;  in unlink_peers()
374 		hs_port = left;  in unlink_peers()
379 	sysfs_remove_link(&left->dev.kobj, "peer");  in unlink_peers()
382 	left->peer = NULL;  in unlink_peers()