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authorAlexander Duyck <alexander.h.duyck@intel.com>2010-01-23 01:35:00 -0800
committerDavid S. Miller <davem@davemloft.net>2010-01-23 01:35:00 -0800
commit8581145f39c39b00cd1b6a2dcb4ce5bf7d8d6070 (patch)
tree61283610e6f7c92754df71fe7b8a93888331ac81 /drivers/net/igb/igb_main.c
parentde4fc07aff770743b2c3e3ee30a23a691450a4f6 (diff)
igb/igbvf: cleanup exception handling in tx_map_adv
After removing the skb_dma_map/unmap calls the exception handling in igb_tx_map_adv is not correct. The issue is that the count value was not being correctly handled so as a result we were not rewinding the ring as back as we should have been. Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/igb/igb_main.c')
-rw-r--r--drivers/net/igb/igb_main.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c
index 933c64ff246..2ca173453b6 100644
--- a/drivers/net/igb/igb_main.c
+++ b/drivers/net/igb/igb_main.c
@@ -3584,6 +3584,7 @@ static inline int igb_tx_map_adv(struct igb_ring *tx_ring, struct sk_buff *skb,
for (f = 0; f < skb_shinfo(skb)->nr_frags; f++) {
struct skb_frag_struct *frag;
+ count++;
i++;
if (i == tx_ring->count)
i = 0;
@@ -3605,7 +3606,6 @@ static inline int igb_tx_map_adv(struct igb_ring *tx_ring, struct sk_buff *skb,
if (pci_dma_mapping_error(pdev, buffer_info->dma))
goto dma_error;
- count++;
}
tx_ring->buffer_info[i].skb = skb;