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netsched: Allow meta match on vlan tag on receive 

When vlan acceleration is used on receive, the vlan tag is maintained
outside of the skb data. The existing vlan tag match only works on TX
path because it uses vlan_get_tag which tests for VLAN_HW_TX_ACCEL.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Stephen Hemminger 2009-04-13 18:12:57 -07:00 committed by David S. Miller
parent 1db9e29bb0
commit 1a31f2042e
1 changed files with 4 additions and 2 deletions
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6
net/sched/em_meta.c
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@ -176,8 +176,10 @@ META_COLLECTOR(var_dev)
META_COLLECTOR(int_vlan_tag)
{
unsigned short uninitialized_var(tag);
if (vlan_get_tag(skb, &tag) < 0)
unsigned short tag;
tag = vlan_tx_tag_get(skb);
if (!tag && __vlan_get_tag(skb, &tag))
*err = -1;
else
dst->value = tag;