930 	if (txdr->desc && txdr->buffer_info) {  in e1000_free_desc_rings()
932 			if (txdr->buffer_info[i].dma)  in e1000_free_desc_rings()
934 						 txdr->buffer_info[i].dma,  in e1000_free_desc_rings()
935 						 txdr->buffer_info[i].length,  in e1000_free_desc_rings()
937 			dev_kfree_skb(txdr->buffer_info[i].skb);  in e1000_free_desc_rings()
941 	if (rxdr->desc && rxdr->buffer_info) {  in e1000_free_desc_rings()
943 			if (rxdr->buffer_info[i].dma)  in e1000_free_desc_rings()
945 						 rxdr->buffer_info[i].dma,  in e1000_free_desc_rings()
948 			kfree(rxdr->buffer_info[i].rxbuf.data);  in e1000_free_desc_rings()
963 	kfree(txdr->buffer_info);  in e1000_free_desc_rings()
964 	txdr->buffer_info = NULL;  in e1000_free_desc_rings()
965 	kfree(rxdr->buffer_info);  in e1000_free_desc_rings()
966 	rxdr->buffer_info = NULL;  in e1000_free_desc_rings()
983 	txdr->buffer_info = kcalloc(txdr->count, sizeof(struct e1000_tx_buffer),  in e1000_setup_desc_rings()
985 	if (!txdr->buffer_info) {  in e1000_setup_desc_rings()
1020 		txdr->buffer_info[i].skb = skb;  in e1000_setup_desc_rings()
1021 		txdr->buffer_info[i].length = skb->len;  in e1000_setup_desc_rings()
1022 		txdr->buffer_info[i].dma =  in e1000_setup_desc_rings()
1025 		if (dma_mapping_error(&pdev->dev, txdr->buffer_info[i].dma)) {  in e1000_setup_desc_rings()
1029 		tx_desc->buffer_addr = cpu_to_le64(txdr->buffer_info[i].dma);  in e1000_setup_desc_rings()
1042 	rxdr->buffer_info = kcalloc(rxdr->count, sizeof(struct e1000_rx_buffer),  in e1000_setup_desc_rings()
1044 	if (!rxdr->buffer_info) {  in e1000_setup_desc_rings()
1080 		rxdr->buffer_info[i].rxbuf.data = buf;  in e1000_setup_desc_rings()
1082 		rxdr->buffer_info[i].dma =  in e1000_setup_desc_rings()
1086 		if (dma_mapping_error(&pdev->dev, rxdr->buffer_info[i].dma)) {  in e1000_setup_desc_rings()
1090 		rx_desc->buffer_addr = cpu_to_le64(rxdr->buffer_info[i].dma);  in e1000_setup_desc_rings()
1400 			e1000_create_lbtest_frame(txdr->buffer_info[i].skb,  in e1000_run_loopback_test()
1403 						   txdr->buffer_info[k].dma,  in e1000_run_loopback_test()
1404 						   txdr->buffer_info[k].length,  in e1000_run_loopback_test()
1416 						rxdr->buffer_info[l].dma,  in e1000_run_loopback_test()
1421 					rxdr->buffer_info[l].rxbuf.data +  in e1000_run_loopback_test()