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via-velocity: Fix velocity driver unmapping incorrect size.

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When a packet is greater than ETH_ZLEN, we end up assigning the
boolean result of a comparison to the size we unmap.

Signed-off-by: Dave Jones <davej@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dave Jones 2009-06-21 22:42:30 -07:00 committed by David S. Miller
parent 0314db69d7
commit f6b24caaf9
1 changed files with 1 additions and 1 deletions
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2
drivers/net/via-velocity.c
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@ -1847,7 +1847,7 @@ static void velocity_free_tx_buf(struct velocity_info *vptr, struct velocity_td_
*/
if (tdinfo->skb_dma) {
pktlen = (skb->len > ETH_ZLEN ? : ETH_ZLEN);
pktlen = max_t(unsigned int, skb->len, ETH_ZLEN);
for (i = 0; i < tdinfo->nskb_dma; i++) {
#ifdef VELOCITY_ZERO_COPY_SUPPORT
pci_unmap_single(vptr->pdev, tdinfo->skb_dma[i], le16_to_cpu(td->tdesc1.len), PCI_DMA_TODEVICE);