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-rw-r--r--drivers/net/via-rhine.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/via-rhine.c b/drivers/net/via-rhine.c
index 6a23964..a6dc53b 100644
--- a/drivers/net/via-rhine.c
+++ b/drivers/net/via-rhine.c
@@ -129,6 +129,7 @@
- Massive clean-up
- Rewrite PHY, media handling (remove options, full_duplex, backoff)
- Fix Tx engine race for good
+ - Craig Brind: Zero padded aligned buffers for short packets.
*/
@@ -1326,7 +1327,12 @@ static int rhine_start_tx(struct sk_buff *skb, struct net_device *dev)
rp->stats.tx_dropped++;
return 0;
}
+
+ /* Padding is not copied and so must be redone. */
skb_copy_and_csum_dev(skb, rp->tx_buf[entry]);
+ if (skb->len < ETH_ZLEN)
+ memset(rp->tx_buf[entry] + skb->len, 0,
+ ETH_ZLEN - skb->len);
rp->tx_skbuff_dma[entry] = 0;
rp->tx_ring[entry].addr = cpu_to_le32(rp->tx_bufs_dma +
(rp->tx_buf[entry] -
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