Lines Matching refs:NULL
169 struct acrn_vuart *vu, *ret_vu = NULL; in find_vuart_by_port()
217 if ((vu->vdev != NULL) && (intr_reason != IIR_NOPEND)) { in vuart_toggle_intr()
421 struct acrn_vuart *target_vu = NULL; in vuart_write_reg()
427 && (offset == UART16550_THR) && (target_vu != NULL)) { in vuart_write_reg()
471 if (vu != NULL) { in vuart_write()
483 if (vu != NULL) { in notify_target()
485 if ((t_vu != NULL) && !fifo_isfull(&vu->rxfifo)) { in notify_target()
565 if (t_vu != NULL) { in vuart_read_reg()
638 if (vu != NULL) { in vuart_read()
681 vu->target_vu = NULL; in setup_vuart()
686 struct acrn_vm *target_vm = NULL; in find_active_target_vuart()
687 struct acrn_vuart *target_vu = NULL, *ret_vu = NULL; in find_active_target_vuart()
697 if ((target_vu != NULL) && (target_vu->active)) { in find_active_target_vuart()
713 if ((t_vu != NULL) && (t_vu->target_vu == NULL)) { in vuart_setup_connection()
724 t_vu->target_vu = NULL; in vuart_deinit_connection()
725 vu->target_vu = NULL; in vuart_deinit_connection()
837 if (vm->vuart[i].target_vu != NULL) { in deinit_legacy_vuarts()
910 if (vu->target_vu != NULL) { in deinit_pci_vuart()