[net-next 09/13] ixgbevf: Do not forward LLDP type frames
flat view
From: Jeff Kirsher <hidden>
Date: 2012-10-30 07:04:37
Subsystem:
intel ethernet drivers, networking drivers, the rest · Maintainers:
Tony Nguyen, Przemek Kitszel, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Greg Rose <redacted> 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 <redacted> Tested-by: Sibai Li <redacted> Signed-off-by: Jeff Kirsher <redacted> --- drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
index 07d7eab..b5979ba 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];
--
1.7.11.7