diff options
| author | David S. Miller <davem@davemloft.net> | 2010-02-25 23:22:42 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-02-25 23:22:42 -0800 |
| commit | 04488734806948624dabc4514f96f14cd75b9a50 (patch) | |
| tree | 74f3a3c10a7177a5f86398b83ad7bf0569fe8b89 /drivers/net/e1000/e1000_main.c | |
| parent | 54831a83bfe656c4c54e287c734c6b0ccaa3719b (diff) | |
| parent | c4d49794ff2838038fd9756eae39c39a5a685833 (diff) | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Diffstat (limited to 'drivers/net/e1000/e1000_main.c')
| -rw-r--r-- | drivers/net/e1000/e1000_main.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index 319c2b5281e9..8be6faee43e6 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -4005,11 +4005,21 @@ check_page: } } - if (!buffer_info->dma) + if (!buffer_info->dma) { buffer_info->dma = pci_map_page(pdev, buffer_info->page, 0, buffer_info->length, PCI_DMA_FROMDEVICE); + if (pci_dma_mapping_error(pdev, buffer_info->dma)) { + put_page(buffer_info->page); + dev_kfree_skb(skb); + buffer_info->page = NULL; + buffer_info->skb = NULL; + buffer_info->dma = 0; + adapter->alloc_rx_buff_failed++; + break; /* while !buffer_info->skb */ + } + } rx_desc = E1000_RX_DESC(*rx_ring, i); rx_desc->buffer_addr = cpu_to_le64(buffer_info->dma); @@ -4100,6 +4110,13 @@ map_skb: skb->data, buffer_info->length, PCI_DMA_FROMDEVICE); + if (pci_dma_mapping_error(pdev, buffer_info->dma)) { + dev_kfree_skb(skb); + buffer_info->skb = NULL; + buffer_info->dma = 0; + adapter->alloc_rx_buff_failed++; + break; /* while !buffer_info->skb */ + } /* * XXX if it was allocated cleanly it will never map to a |