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tg3: Fix tg3_skb_error_unmap()

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This function attempts to free one fragment beyond the number of
fragments that were actually mapped.  This patch brings back the limit
to the correct spot.

Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Tested-by: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Matt Carlson 2011-06-02 13:01:39 +00:00 committed by David S. Miller
parent ec764bf083
commit 9a2e0fb089
1 changed files with 1 additions and 1 deletions
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2
drivers/net/tg3.c
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@ -5774,7 +5774,7 @@ static void tg3_skb_error_unmap(struct tg3_napi *tnapi,
dma_unmap_addr(txb, mapping),
skb_headlen(skb),
PCI_DMA_TODEVICE);
for (i = 0; i <= last; i++) {
for (i = 0; i < last; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
entry = NEXT_TX(entry);