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qlge: Drop inbound frames > MTU.

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The max frame size register is set higher than the MTU to
accomodate FCoE frames.

Signed-off-by: Ron Mercer <ron.mercer@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ron Mercer 2009-06-09 05:39:28 +00:00 committed by David S. Miller
parent a32959cd9d
commit ec33a49135
1 changed files with 9 additions and 0 deletions
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9
drivers/net/qlge/qlge_main.c
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@ -1532,6 +1532,15 @@ static void ql_process_mac_rx_intr(struct ql_adapter *qdev,
dev_kfree_skb_any(skb);
return;
}
/* The max framesize filter on this chip is set higher than
* MTU since FCoE uses 2k frames.
*/
if (skb->len > ndev->mtu + ETH_HLEN) {
dev_kfree_skb_any(skb);
return;
}
prefetch(skb->data);
skb->dev = ndev;
if (ib_mac_rsp->flags1 & IB_MAC_IOCB_RSP_M_MASK) {