Commit 5d5a51d2 authored by Hannes Reinecke's avatar Hannes Reinecke Committed by Martin K. Petersen

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: default avatarHannes Reinecke <hare@suse.de>
Reviewed-by: default avatarBart Van Assche <bart.vanassche@sandisk.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent f7e6ed06
...@@ -2754,11 +2754,21 @@ static int fcoe_ctlr_vn_recv(struct fcoe_ctlr *fip, struct sk_buff *skb) ...@@ -2754,11 +2754,21 @@ static int fcoe_ctlr_vn_recv(struct fcoe_ctlr *fip, struct sk_buff *skb)
struct fc_rport_priv rdata; struct fc_rport_priv rdata;
struct fcoe_rport frport; struct fcoe_rport frport;
} buf; } buf;
int rc; int rc, vlan_id = 0;
fiph = (struct fip_header *)skb->data; fiph = (struct fip_header *)skb->data;
sub = fiph->fip_subcode; 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); rc = fcoe_ctlr_vn_parse(fip, skb, &buf.rdata);
if (rc) { if (rc) {
LIBFCOE_FIP_DBG(fip, "vn_recv vn_parse error %d\n", rc); LIBFCOE_FIP_DBG(fip, "vn_recv vn_parse error %d\n", rc);
......
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