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ksz884x: fix mtu for VLAN

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The Ethernet header does not account for the addition of a VLAN header.
Full size Ethernet frames containing VLAN header are not processed
because the frame is larger than the resulting hw mtu.

Signed-off-by: Doug Kehn <rdkehn@yahoo.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Doug Kehn 2012-01-11 13:12:43 +00:00 committed by David S. Miller
parent ddecf0f4db
commit 83636580ad
1 changed files with 1 additions and 1 deletions
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drivers/net/ethernet/micrel/ksz884x.c
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@ -746,7 +746,7 @@
#define MAC_ADDR_ORDER(i) (ETH_ALEN - 1 - (i))
#define MAX_ETHERNET_BODY_SIZE 1500
#define ETHERNET_HEADER_SIZE 14
#define ETHERNET_HEADER_SIZE (14 + VLAN_HLEN)
#define MAX_ETHERNET_PACKET_SIZE \
(MAX_ETHERNET_BODY_SIZE + ETHERNET_HEADER_SIZE)