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| author |   Greg Rose <gregory.v.rose@intel.com> | 2012-10-02 00:50:52 +0000 |
|---|---|---|
| committer |   Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2012-10-29 23:48:46 -0700 |
| commit | f9d08f165b8a5a4af6f827318e692b57bc683825 (patch) | |
| tree | 656701879aacf4e165ba5bf82c126296dd8bcfaf | |
| parent | ixgbe: reduce PTP rx path overhead (diff) | |
| download | linux-dev-f9d08f165b8a5a4af6f827318e692b57bc683825.tar.xz linux-dev-f9d08f165b8a5a4af6f827318e692b57bc683825.zip | |
ixgbevf: Do not forward LLDP type frames
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>
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index 07d7eaba6f1b..b5979ba52b4c 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -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]; |