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authorTony Lindgren <tony@atomide.com>2010-03-02 01:19:05 +0300
committerTony Lindgren <tony@atomide.com>2010-03-02 01:19:05 +0300
commitd702d12167a2c05a346f49aac7a311d597762495 (patch)
treebaae42c299cce34d6df24b5d01f8b1d0b481bd9a /drivers/net/e1000/e1000_main.c
parent9418c65f9bd861d0f7e39aab9cfb3aa6f2275d11 (diff)
parentac0f6f927db539e03e1f3f61bcd4ed57d5cde7a9 (diff)
downloadlinux-d702d12167a2c05a346f49aac7a311d597762495.tar.xz
Merge with mainline to remove plat-omap/Kconfig conflict
Conflicts: arch/arm/plat-omap/Kconfig
Diffstat (limited to 'drivers/net/e1000/e1000_main.c')
-rw-r--r--drivers/net/e1000/e1000_main.c19
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index d29bb532eccf..765543663a4f 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -4006,11 +4006,21 @@ 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);
@@ -4101,6 +4111,13 @@ 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