- struct igb_ring *tx_ring = &adapter->test_tx_ring;
- struct igb_ring *rx_ring = &adapter->test_rx_ring;
- struct pci_dev *pdev = adapter->pdev;
- int i;
-
- if (tx_ring->desc && tx_ring->buffer_info) {
- for (i = 0; i < tx_ring->count; i++) {
- struct igb_buffer *buf = &(tx_ring->buffer_info[i]);
- if (buf->dma)
- pci_unmap_single(pdev, buf->dma, buf->length,
- PCI_DMA_TODEVICE);
- if (buf->skb)
- dev_kfree_skb(buf->skb);
- }
- }
-
- if (rx_ring->desc && rx_ring->buffer_info) {
- for (i = 0; i < rx_ring->count; i++) {
- struct igb_buffer *buf = &(rx_ring->buffer_info[i]);
- if (buf->dma)
- pci_unmap_single(pdev, buf->dma,
- IGB_RXBUFFER_2048,
- PCI_DMA_FROMDEVICE);
- if (buf->skb)
- dev_kfree_skb(buf->skb);
- }
- }
-
- if (tx_ring->desc) {
- pci_free_consistent(pdev, tx_ring->size, tx_ring->desc,
- tx_ring->dma);
- tx_ring->desc = NULL;
- }
- if (rx_ring->desc) {
- pci_free_consistent(pdev, rx_ring->size, rx_ring->desc,
- rx_ring->dma);
- rx_ring->desc = NULL;
- }
-
- kfree(tx_ring->buffer_info);
- tx_ring->buffer_info = NULL;
- kfree(rx_ring->buffer_info);
- rx_ring->buffer_info = NULL;
-
- return;