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qlcnic: Avoid double free of skb in tx path

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buffer->skb should be marked NULL to avoid double free of the skb.

Signed-off-by: Sucheta Chakraborty <sucheta.chakraborty@qlogic.com>
Signed-off-by: Anirban Chakraborty <anirban.chakraborty@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sucheta Chakraborty 2011-06-03 05:52:18 +00:00 committed by David S. Miller
parent 54ff502c28
commit 5b446c6a71
1 changed files with 1 additions and 0 deletions
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drivers/net/qlcnic/qlcnic_main.c
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@ -2159,6 +2159,7 @@ qlcnic_unmap_buffers(struct pci_dev *pdev, struct sk_buff *skb,
nf = &pbuf->frag_array[0]; nf = &pbuf->frag_array[0];
pci_unmap_single(pdev, nf->dma, skb_headlen(skb), PCI_DMA_TODEVICE); pci_unmap_single(pdev, nf->dma, skb_headlen(skb), PCI_DMA_TODEVICE);
pbuf->skb = NULL;
} }
static inline void static inline void