227 	struct interface *iface = (struct interface *)p;  in ksmbd_kthread_fn()  local
231 		mutex_lock(&iface->sock_release_lock);  in ksmbd_kthread_fn()
232 		if (!iface->ksmbd_socket) {  in ksmbd_kthread_fn()
233 			mutex_unlock(&iface->sock_release_lock);  in ksmbd_kthread_fn()
236 		ret = kernel_accept(iface->ksmbd_socket, &client_sk,  in ksmbd_kthread_fn()
238 		mutex_unlock(&iface->sock_release_lock);  in ksmbd_kthread_fn()
268  * @iface: pointer to struct interface
276 static int ksmbd_tcp_run_kthread(struct interface *iface)  in ksmbd_tcp_run_kthread()  argument
281 	kthread = kthread_run(ksmbd_kthread_fn, (void *)iface, "ksmbd-%s",  in ksmbd_tcp_run_kthread()
282 			      iface->name);  in ksmbd_tcp_run_kthread()
287 	iface->ksmbd_kthread = kthread;  in ksmbd_tcp_run_kthread()
421 static int create_socket(struct interface *iface)  in create_socket()  argument
456 			      KERNEL_SOCKPTR(iface->name),  in create_socket()
457 			      strlen(iface->name));  in create_socket()
483 	iface->ksmbd_socket = ksmbd_socket;  in create_socket()
484 	ret = ksmbd_tcp_run_kthread(iface);  in create_socket()
489 	iface->state = IFACE_STATE_CONFIGURED;  in create_socket()
496 	iface->ksmbd_socket = NULL;  in create_socket()
504 	struct interface *iface;  in ksmbd_netdev_event()  local
512 		list_for_each_entry(iface, &iface_list, entry) {  in ksmbd_netdev_event()
513 			if (!strcmp(iface->name, netdev->name)) {  in ksmbd_netdev_event()
515 				if (iface->state != IFACE_STATE_DOWN)  in ksmbd_netdev_event()
517 				ret = create_socket(iface);  in ksmbd_netdev_event()
524 			iface = alloc_iface(kstrdup(netdev->name, GFP_KERNEL));  in ksmbd_netdev_event()
525 			if (!iface)  in ksmbd_netdev_event()
527 			ret = create_socket(iface);  in ksmbd_netdev_event()
533 		list_for_each_entry(iface, &iface_list, entry) {  in ksmbd_netdev_event()
534 			if (!strcmp(iface->name, netdev->name) &&  in ksmbd_netdev_event()
535 			    iface->state == IFACE_STATE_CONFIGURED) {  in ksmbd_netdev_event()
536 				tcp_stop_kthread(iface->ksmbd_kthread);  in ksmbd_netdev_event()
537 				iface->ksmbd_kthread = NULL;  in ksmbd_netdev_event()
538 				mutex_lock(&iface->sock_release_lock);  in ksmbd_netdev_event()
539 				tcp_destroy_socket(iface->ksmbd_socket);  in ksmbd_netdev_event()
540 				iface->ksmbd_socket = NULL;  in ksmbd_netdev_event()
541 				mutex_unlock(&iface->sock_release_lock);  in ksmbd_netdev_event()
543 				iface->state = IFACE_STATE_DOWN;  in ksmbd_netdev_event()
578 	struct interface *iface, *tmp;  in ksmbd_tcp_destroy()  local
582 	list_for_each_entry_safe(iface, tmp, &iface_list, entry) {  in ksmbd_tcp_destroy()
583 		list_del(&iface->entry);  in ksmbd_tcp_destroy()
584 		kfree(iface->name);  in ksmbd_tcp_destroy()
585 		kfree(iface);  in ksmbd_tcp_destroy()
591 	struct interface *iface;  in alloc_iface()  local
596 	iface = kzalloc(sizeof(struct interface), GFP_KERNEL);  in alloc_iface()
597 	if (!iface) {  in alloc_iface()
602 	iface->name = ifname;  in alloc_iface()
603 	iface->state = IFACE_STATE_DOWN;  in alloc_iface()
604 	list_add(&iface->entry, &iface_list);  in alloc_iface()
605 	mutex_init(&iface->sock_release_lock);  in alloc_iface()
606 	return iface;  in alloc_iface()