315 static int link_peers(struct usb_port *left, struct usb_port *right)  in link_peers()  argument
320 	if (left->peer == right && right->peer == left)  in link_peers()
323 	if (left->peer || right->peer) {  in link_peers()
324 		struct usb_port *lpeer = left->peer;  in link_peers()
328 		if (left->location && left->location == right->location)  in link_peers()
334 			dev_name(&left->dev), dev_name(&right->dev), method,  in link_peers()
335 			dev_name(&left->dev),  in link_peers()
342 	rc = sysfs_create_link(&left->dev.kobj, &right->dev.kobj, "peer");  in link_peers()
345 	rc = sysfs_create_link(&right->dev.kobj, &left->dev.kobj, "peer");  in link_peers()
347 		sysfs_remove_link(&left->dev.kobj, "peer");  in link_peers()
356 	if (left->is_superspeed) {  in link_peers()
357 		ss_port = left;  in link_peers()
363 		hs_port = left;  in link_peers()
367 	left->peer = right;  in link_peers()
368 	right->peer = left;  in link_peers()
384 static void link_peers_report(struct usb_port *left, struct usb_port *right)  in link_peers_report()  argument
388 	rc = link_peers(left, right);  in link_peers_report()
390 		dev_dbg(&left->dev, "peered to %s\n", dev_name(&right->dev));  in link_peers_report()
392 		dev_dbg(&left->dev, "failed to peer to %s (%d)\n",  in link_peers_report()
399 static void unlink_peers(struct usb_port *left, struct usb_port *right)  in unlink_peers()  argument
403 	WARN(right->peer != left || left->peer != right,  in unlink_peers()
405 			dev_name(&left->dev), dev_name(&right->dev));  in unlink_peers()
412 	if (left->is_superspeed) {  in unlink_peers()
413 		ss_port = left;  in unlink_peers()
417 		hs_port = left;  in unlink_peers()
422 	sysfs_remove_link(&left->dev.kobj, "peer");  in unlink_peers()
425 	left->peer = NULL;  in unlink_peers()