be2net: fix to ignore transparent vlan ids wrongly indicated by NIC

With transparent VLAN tagging, the ASIC wrongly indicates packets with VLAN ID.
Strip them off in the driver. The VLAN Tag to be stripped will be given to the host
as an async message.

Signed-off-by: Ajit Khaparde <ajit.khaparde@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c
index b9e170da12de..cd6fda776d8d 100644
--- a/drivers/net/benet/be_main.c
+++ b/drivers/net/benet/be_main.c
@@ -1047,6 +1047,9 @@ static void be_rx_compl_process(struct be_adapter *adapter,
         if ((adapter->function_mode & 0x400) && !vtm)
                 vlanf = 0;
 
+        if ((adapter->pvid == vlanf) && !adapter->vlan_tag[vlanf])
+                vlanf = 0;
+
         if (unlikely(vlanf)) {
                 if (!adapter->vlan_grp || adapter->vlans_added == 0) {
                         kfree_skb(skb);
@@ -1087,6 +1090,9 @@ static void be_rx_compl_process_gro(struct be_adapter *adapter,
         if ((adapter->function_mode & 0x400) && !vtm)
                 vlanf = 0;
 
+        if ((adapter->pvid == vlanf) && !adapter->vlan_tag[vlanf])
+                vlanf = 0;
+
         skb = napi_get_frags(&eq_obj->napi);
         if (!skb) {
                 be_rx_compl_discard(adapter, rxo, rxcp);