377          rc_transaction_t *p_transaction=NULL;  in handle_rc_features()  local
381             status=get_transaction(&p_transaction);  in handle_rc_features()
385             p_transaction=get_transaction_by_lbl(btif_rc_cb.rc_vol_label);  in handle_rc_features()
386             if(NULL!=p_transaction)  in handle_rc_features()
393               status=get_transaction(&p_transaction);  in handle_rc_features()
396          if(BT_STATUS_SUCCESS == status && NULL!=p_transaction)  in handle_rc_features()
398             btif_rc_cb.rc_vol_label=p_transaction->lbl;  in handle_rc_features()
1430     rc_transaction_t *p_transaction=NULL;  in set_volume()  local
1453             bt_status_t tran_status=get_transaction(&p_transaction);  in set_volume()
1454             if(BT_STATUS_SUCCESS == tran_status && NULL!=p_transaction)  in set_volume()
1457                                    __FUNCTION__,p_transaction->lbl);  in set_volume()
1458                 BTA_AvMetaCmd(btif_rc_cb.rc_handle,p_transaction->lbl, AVRC_CMD_CTRL, p_msg);  in set_volume()
1498     rc_transaction_t *p_transaction=NULL;  in register_volumechange()  local
1510          p_transaction=get_transaction_by_lbl(lbl);  in register_volumechange()
1511          if(NULL!=p_transaction)  in register_volumechange()
1513              BTA_AvMetaCmd(btif_rc_cb.rc_handle,p_transaction->lbl, AVRC_CMD_NOTIF, p_msg);  in register_volumechange()
1654     rc_transaction_t *p_transaction=NULL;  in send_passthrough_cmd()  local
1659         bt_status_t tran_status = get_transaction(&p_transaction);  in send_passthrough_cmd()
1660         if(BT_STATUS_SUCCESS == tran_status && NULL != p_transaction)  in send_passthrough_cmd()
1662             BTA_AvRemoteCmd(btif_rc_cb.rc_handle, p_transaction->lbl,  in send_passthrough_cmd()