diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/scsi/fcoe/fcoe.c | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c index d340cf2d857a..a120962b25b8 100644 --- a/drivers/scsi/fcoe/fcoe.c +++ b/drivers/scsi/fcoe/fcoe.c @@ -1210,6 +1210,8 @@ int fcoe_rcv(struct sk_buff *skb, struct net_device *netdev, struct fcoe_interface *fcoe; struct fc_frame_header *fh; struct fcoe_percpu_s *fps; + struct fcoe_port *port; + struct ethhdr *eh; unsigned int cpu; fcoe = container_of(ptype, struct fcoe_interface, fcoe_packet_type); @@ -1227,9 +1229,21 @@ int fcoe_rcv(struct sk_buff *skb, struct net_device *netdev, skb_tail_pointer(skb), skb_end_pointer(skb), skb->csum, skb->dev ? skb->dev->name : "<NULL>"); - /* check for FCOE packet type */ - if (unlikely(eth_hdr(skb)->h_proto != htons(ETH_P_FCOE))) { - FCOE_NETDEV_DBG(netdev, "Wrong FC type frame"); + /* check for mac addresses */ + eh = eth_hdr(skb); + port = lport_priv(lport); + if (compare_ether_addr(eh->h_dest, port->data_src_addr) && + compare_ether_addr(eh->h_dest, fcoe->ctlr.ctl_src_addr) && + compare_ether_addr(eh->h_dest, (u8[6])FC_FCOE_FLOGI_MAC)) { + FCOE_NETDEV_DBG(netdev, "wrong destination mac address:%pM\n", + eh->h_dest); + goto err; + } + + if (is_fip_mode(&fcoe->ctlr) && + compare_ether_addr(eh->h_source, fcoe->ctlr.dest_addr)) { + FCOE_NETDEV_DBG(netdev, "wrong source mac address:%pM\n", + eh->h_source); goto err; } |