diff options
| author | Hannes Reinecke <hare@suse.de> | 2016-10-13 15:11:00 +0200 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2016-11-08 17:29:53 -0500 |
| commit | 5d5a51d205ba841b88d758deb6ff537fb754adbc (patch) | |
| tree | c24efe963c8ae3779412849028f6e215620b1627 /drivers/scsi/fcoe/fcoe_ctlr.c | |
| parent | f7e6ed0654128979a1939be6640416abb6a54811 (diff) | |
scsi: fcoe: filter out frames from invalid vlans
Any multicase address is set on all interfaces, the base interface
and any VLAN interfaces on top of this. So we might receive frames
which are not destined for us.
Signed-off-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Bart Van Assche <bart.vanassche@sandisk.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/fcoe/fcoe_ctlr.c')
| -rw-r--r-- | drivers/scsi/fcoe/fcoe_ctlr.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/scsi/fcoe/fcoe_ctlr.c b/drivers/scsi/fcoe/fcoe_ctlr.c index d773b4658861..4aacd60f49b3 100644 --- a/drivers/scsi/fcoe/fcoe_ctlr.c +++ b/drivers/scsi/fcoe/fcoe_ctlr.c @@ -2754,11 +2754,21 @@ static int fcoe_ctlr_vn_recv(struct fcoe_ctlr *fip, struct sk_buff *skb) struct fc_rport_priv rdata; struct fcoe_rport frport; } buf; - int rc; + int rc, vlan_id = 0; fiph = (struct fip_header *)skb->data; sub = fiph->fip_subcode; + if (fip->lp->vlan) + vlan_id = skb_vlan_tag_get_id(skb); + + if (vlan_id && vlan_id != fip->lp->vlan) { + LIBFCOE_FIP_DBG(fip, "vn_recv drop frame sub %x vlan %d\n", + sub, vlan_id); + rc = -EAGAIN; + goto drop; + } + rc = fcoe_ctlr_vn_parse(fip, skb, &buf.rdata); if (rc) { LIBFCOE_FIP_DBG(fip, "vn_recv vn_parse error %d\n", rc); |