932 	if (txdr->desc && txdr->buffer_info) {  in e1000_free_desc_rings()
934 			if (txdr->buffer_info[i].dma)  in e1000_free_desc_rings()
936 						 txdr->buffer_info[i].dma,  in e1000_free_desc_rings()
937 						 txdr->buffer_info[i].length,  in e1000_free_desc_rings()
939 			dev_kfree_skb(txdr->buffer_info[i].skb);  in e1000_free_desc_rings()
943 	if (rxdr->desc && rxdr->buffer_info) {  in e1000_free_desc_rings()
945 			if (rxdr->buffer_info[i].dma)  in e1000_free_desc_rings()
947 						 rxdr->buffer_info[i].dma,  in e1000_free_desc_rings()
950 			kfree(rxdr->buffer_info[i].rxbuf.data);  in e1000_free_desc_rings()
965 	kfree(txdr->buffer_info);  in e1000_free_desc_rings()
966 	txdr->buffer_info = NULL;  in e1000_free_desc_rings()
967 	kfree(rxdr->buffer_info);  in e1000_free_desc_rings()
968 	rxdr->buffer_info = NULL;  in e1000_free_desc_rings()
985 	txdr->buffer_info = kcalloc(txdr->count, sizeof(struct e1000_tx_buffer),  in e1000_setup_desc_rings()
987 	if (!txdr->buffer_info) {  in e1000_setup_desc_rings()
1022 		txdr->buffer_info[i].skb = skb;  in e1000_setup_desc_rings()
1023 		txdr->buffer_info[i].length = skb->len;  in e1000_setup_desc_rings()
1024 		txdr->buffer_info[i].dma =  in e1000_setup_desc_rings()
1027 		if (dma_mapping_error(&pdev->dev, txdr->buffer_info[i].dma)) {  in e1000_setup_desc_rings()
1031 		tx_desc->buffer_addr = cpu_to_le64(txdr->buffer_info[i].dma);  in e1000_setup_desc_rings()
1044 	rxdr->buffer_info = kcalloc(rxdr->count, sizeof(struct e1000_rx_buffer),  in e1000_setup_desc_rings()
1046 	if (!rxdr->buffer_info) {  in e1000_setup_desc_rings()
1082 		rxdr->buffer_info[i].rxbuf.data = buf;  in e1000_setup_desc_rings()
1084 		rxdr->buffer_info[i].dma =  in e1000_setup_desc_rings()
1088 		if (dma_mapping_error(&pdev->dev, rxdr->buffer_info[i].dma)) {  in e1000_setup_desc_rings()
1092 		rx_desc->buffer_addr = cpu_to_le64(rxdr->buffer_info[i].dma);  in e1000_setup_desc_rings()
1402 			e1000_create_lbtest_frame(txdr->buffer_info[i].skb,  in e1000_run_loopback_test()
1405 						   txdr->buffer_info[k].dma,  in e1000_run_loopback_test()
1406 						   txdr->buffer_info[k].length,  in e1000_run_loopback_test()
1418 						rxdr->buffer_info[l].dma,  in e1000_run_loopback_test()
1423 					rxdr->buffer_info[l].rxbuf.data +  in e1000_run_loopback_test()