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| author | Richard Cochran <richardcochran@gmail.com> | 2011-06-19 21:48:06 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-06-20 14:02:07 -0700 |
| commit | 384420409d9b5d4443940abace49363d26135412 (patch) | |
| tree | c347e488ded1b6eb53168d52faa5f3e25c7acdc4 | |
| parent | 8ad2475e3555346fbd738e77da12578b97d10505 (diff) | |
| download | kernel_samsung_tuna-384420409d9b5d4443940abace49363d26135412.zip kernel_samsung_tuna-384420409d9b5d4443940abace49363d26135412.tar.gz kernel_samsung_tuna-384420409d9b5d4443940abace49363d26135412.tar.bz2 | |
pxa168_eth: fix race in transmit path.
Because the socket buffer is freed in the completion interrupt, it is not
safe to access it after submitting it to the hardware.
Cc: stable@kernel.org
Cc: Sachin Sanap <ssanap@marvell.com>
Cc: Zhangfei Gao <zgao6@marvell.com>
Cc: Philip Rakity <prakity@marvell.com>
Signed-off-by: Richard Cochran <richard.cochran@omicron.at>
Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/pxa168_eth.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/pxa168_eth.c b/drivers/net/pxa168_eth.c index 89f7540..5f597ca 100644 --- a/drivers/net/pxa168_eth.c +++ b/drivers/net/pxa168_eth.c @@ -1273,7 +1273,7 @@ static int pxa168_eth_start_xmit(struct sk_buff *skb, struct net_device *dev) wmb(); wrl(pep, SDMA_CMD, SDMA_CMD_TXDH | SDMA_CMD_ERD); - stats->tx_bytes += skb->len; + stats->tx_bytes += length; stats->tx_packets++; dev->trans_start = jiffies; if (pep->tx_ring_size - pep->tx_desc_count <= 1) { |