809 	memset(tx_ring->desc, 0, tx_ring->size);  in i40e_clean_tx_ring()
833 	if (tx_ring->desc) {  in i40e_free_tx_resources()
835 				  tx_ring->desc, tx_ring->dma);  in i40e_free_tx_resources()
836 		tx_ring->desc = NULL;  in i40e_free_tx_resources()
896 		if (tx_ring && tx_ring->desc) {  in i40e_detect_recover_hung()
1443 	tx_ring->desc = dma_alloc_coherent(dev, tx_ring->size,  in i40e_setup_tx_descriptors()
1445 	if (!tx_ring->desc) {  in i40e_setup_tx_descriptors()
1519 	memset(rx_ring->desc, 0, rx_ring->size);  in i40e_clean_rx_ring()
1542 	if (rx_ring->desc) {  in i40e_free_rx_resources()
1544 				  rx_ring->desc, rx_ring->dma);  in i40e_free_rx_resources()
1545 		rx_ring->desc = NULL;  in i40e_free_rx_resources()
1564 	rx_ring->desc = dma_alloc_coherent(dev, rx_ring->size,  in i40e_setup_rx_descriptors()
1567 	if (!rx_ring->desc) {  in i40e_setup_rx_descriptors()