879 	struct vr_txdesc	*txd;  in vr_dma_alloc()  local
1021 		txd = &sc->vr_cdata.vr_txdesc[i];  in vr_dma_alloc()
1022 		txd->tx_m = NULL;  in vr_dma_alloc()
1023 		txd->tx_dmamap = NULL;  in vr_dma_alloc()
1025 		    &txd->tx_dmamap);  in vr_dma_alloc()
1059 	struct vr_txdesc	*txd;  in vr_dma_free()  local
1094 			txd = &sc->vr_cdata.vr_txdesc[i];  in vr_dma_free()
1095 			if (txd->tx_dmamap) {  in vr_dma_free()
1097 				    txd->tx_dmamap);  in vr_dma_free()
1098 				txd->tx_dmamap = NULL;  in vr_dma_free()
1136 	struct vr_txdesc	*txd;  in vr_tx_ring_init()  local
1153 		txd = &sc->vr_cdata.vr_txdesc[i];  in vr_tx_ring_init()
1154 		txd->tx_m = NULL;  in vr_tx_ring_init()
1431 	struct vr_txdesc	*txd;  in vr_txeof()  local
1466 		txd = &sc->vr_cdata.vr_txdesc[cons];  in vr_txeof()
1467 		KASSERT(txd->tx_m != NULL, ("%s: accessing NULL mbuf!\n",  in vr_txeof()
1477 				    txd->tx_dmamap, BUS_DMASYNC_POSTWRITE);  in vr_txeof()
1479 				    txd->tx_dmamap);  in vr_txeof()
1480 				m_freem(txd->tx_m);  in vr_txeof()
1481 				txd->tx_m = NULL;  in vr_txeof()
1521 		bus_dmamap_sync(sc->vr_cdata.vr_tx_tag, txd->tx_dmamap,  in vr_txeof()
1523 		bus_dmamap_unload(sc->vr_cdata.vr_tx_tag, txd->tx_dmamap);  in vr_txeof()
1533 		m_freem(txd->tx_m);  in vr_txeof()
1534 		txd->tx_m = NULL;  in vr_txeof()
1785 	struct vr_txdesc	*txd;  in vr_encap()  local
1850 	txd = &sc->vr_cdata.vr_txdesc[prod];  in vr_encap()
1851 	error = bus_dmamap_load_mbuf_sg(sc->vr_cdata.vr_tx_tag, txd->tx_dmamap,  in vr_encap()
1862 		    txd->tx_dmamap, *m_head, txsegs, &nsegs, BUS_DMA_NOWAIT);  in vr_encap()
1878 		bus_dmamap_unload(sc->vr_cdata.vr_tx_tag, txd->tx_dmamap);  in vr_encap()
1882 	txd->tx_m = *m_head;  in vr_encap()
1883 	bus_dmamap_sync(sc->vr_cdata.vr_tx_tag, txd->tx_dmamap,  in vr_encap()
2425 	struct vr_txdesc	*txd;  in vr_stop()  local
2464 		txd = &sc->vr_cdata.vr_txdesc[i];  in vr_stop()
2465 		if (txd->tx_m != NULL) {  in vr_stop()
2467 			    txd->tx_dmamap, BUS_DMASYNC_POSTWRITE);  in vr_stop()
2469 			    txd->tx_dmamap);  in vr_stop()
2470 			m_freem(txd->tx_m);  in vr_stop()
2471 			txd->tx_m = NULL;  in vr_stop()