tg3: Remove prev_vlan_tag from struct tx_ring_info

prev_vlan_tag field is not used.

Patch saves 512*8 bytes per tx queue ring on 64bit arches.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Acked-by: Matthew Carlson <mcarlson@broadcom.com>

diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 82b45d8..524691c 100644 (file)
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -2412,7 +2412,6 @@ struct ring_info {
 
 struct tx_ring_info {
        struct sk_buff                  *skb;
-       u32                             prev_vlan_tag;
 };
 
 struct tg3_config_info {