223 	struct interface *iface = (struct interface *)p;  in ksmbd_kthread_fn()  local
227 		mutex_lock(&iface->sock_release_lock);  in ksmbd_kthread_fn()
228 		if (!iface->ksmbd_socket) {  in ksmbd_kthread_fn()
229 			mutex_unlock(&iface->sock_release_lock);  in ksmbd_kthread_fn()
232 		ret = kernel_accept(iface->ksmbd_socket, &client_sk,  in ksmbd_kthread_fn()
234 		mutex_unlock(&iface->sock_release_lock);  in ksmbd_kthread_fn()
263 static int ksmbd_tcp_run_kthread(struct interface *iface)  in ksmbd_tcp_run_kthread()  argument
268 	kthread = kthread_run(ksmbd_kthread_fn, (void *)iface, "ksmbd-%s",  in ksmbd_tcp_run_kthread()
269 			      iface->name);  in ksmbd_tcp_run_kthread()
274 	iface->ksmbd_kthread = kthread;  in ksmbd_tcp_run_kthread()
392 static int create_socket(struct interface *iface)  in create_socket()  argument
426 			      KERNEL_SOCKPTR(iface->name),  in create_socket()
427 			      strlen(iface->name));  in create_socket()
453 	iface->ksmbd_socket = ksmbd_socket;  in create_socket()
454 	ret = ksmbd_tcp_run_kthread(iface);  in create_socket()
459 	iface->state = IFACE_STATE_CONFIGURED;  in create_socket()
466 	iface->ksmbd_socket = NULL;  in create_socket()
474 	struct interface *iface;  in ksmbd_netdev_event()  local
482 		list_for_each_entry(iface, &iface_list, entry) {  in ksmbd_netdev_event()
483 			if (!strcmp(iface->name, netdev->name)) {  in ksmbd_netdev_event()
485 				if (iface->state != IFACE_STATE_DOWN)  in ksmbd_netdev_event()
487 				ret = create_socket(iface);  in ksmbd_netdev_event()
494 			iface = alloc_iface(kstrdup(netdev->name, GFP_KERNEL));  in ksmbd_netdev_event()
495 			if (!iface)  in ksmbd_netdev_event()
497 			ret = create_socket(iface);  in ksmbd_netdev_event()
503 		list_for_each_entry(iface, &iface_list, entry) {  in ksmbd_netdev_event()
504 			if (!strcmp(iface->name, netdev->name) &&  in ksmbd_netdev_event()
505 			    iface->state == IFACE_STATE_CONFIGURED) {  in ksmbd_netdev_event()
506 				tcp_stop_kthread(iface->ksmbd_kthread);  in ksmbd_netdev_event()
507 				iface->ksmbd_kthread = NULL;  in ksmbd_netdev_event()
508 				mutex_lock(&iface->sock_release_lock);  in ksmbd_netdev_event()
509 				tcp_destroy_socket(iface->ksmbd_socket);  in ksmbd_netdev_event()
510 				iface->ksmbd_socket = NULL;  in ksmbd_netdev_event()
511 				mutex_unlock(&iface->sock_release_lock);  in ksmbd_netdev_event()
513 				iface->state = IFACE_STATE_DOWN;  in ksmbd_netdev_event()
548 	struct interface *iface, *tmp;  in ksmbd_tcp_destroy()  local
552 	list_for_each_entry_safe(iface, tmp, &iface_list, entry) {  in ksmbd_tcp_destroy()
553 		list_del(&iface->entry);  in ksmbd_tcp_destroy()
554 		kfree(iface->name);  in ksmbd_tcp_destroy()
555 		kfree(iface);  in ksmbd_tcp_destroy()
561 	struct interface *iface;  in alloc_iface()  local
566 	iface = kzalloc(sizeof(struct interface), GFP_KERNEL);  in alloc_iface()
567 	if (!iface) {  in alloc_iface()
572 	iface->name = ifname;  in alloc_iface()
573 	iface->state = IFACE_STATE_DOWN;  in alloc_iface()
574 	list_add(&iface->entry, &iface_list);  in alloc_iface()
575 	mutex_init(&iface->sock_release_lock);  in alloc_iface()
576 	return iface;  in alloc_iface()