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authorDai Haruki <dai.haruki@freescale.com>2008-03-24 10:53:26 -0500
committerJeff Garzik <jeff@garzik.org>2008-03-26 00:44:33 -0400
commitfaa89577621b4296a8869e75b90a546c951df968 (patch)
treefbb3e05c341cae5f68170f71d144fcf3a8bf923e /drivers
parenta3cb96a13cf74b3e5bb4ecca0c39df1022539059 (diff)
gianfar: Fix frame size calculation when hardware VLAN acceleration is on
In gfar_change_mtu(), the frame size needs to be increased to account for the extra 4 bytes VLAN adds to the ethernet header. However, it was being increased by the length of the whole header (18 bytes), which is wrong. Signed-off-by: Dai Haruki <dai.haruki@freescale.com> Signed-off-by: Andy Fleming <afleming@freescale.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/gianfar.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index 718cf77e345..0ab4b26c79a 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -1185,7 +1185,7 @@ static int gfar_change_mtu(struct net_device *dev, int new_mtu)
int frame_size = new_mtu + ETH_HLEN;
if (priv->vlan_enable)
- frame_size += VLAN_ETH_HLEN;
+ frame_size += VLAN_HLEN;
if (gfar_uses_fcb(priv))
frame_size += GMAC_FCB_LEN;