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ixgbevf: Do not forward LLDP type frames

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The driver should not forward LLDP type frames.  Inspect the ether type and
do not send if it is an LLDP ethertype frame.

Signed-off-by: Greg Rose <gregory.v.rose@intel.com>
Tested-by: Sibai Li <sibai.li@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Greg Rose 2012-10-02 00:50:52 +00:00 committed by Jeff Kirsher
parent f42df16756
commit f9d08f165b
1 changed files with 5 additions and 0 deletions
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5
drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
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@ -2968,6 +2968,11 @@ static int ixgbevf_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
#if PAGE_SIZE > IXGBE_MAX_DATA_PER_TXD
unsigned short f;
#endif
u8 *dst_mac = skb_header_pointer(skb, 0, 0, NULL);
if (!dst_mac || is_link_local(dst_mac)) {
dev_kfree_skb(skb);
return NETDEV_TX_OK;
}
tx_ring = &adapter->tx_ring[r_idx];