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authorStephen Hemminger <shemminger@osdl.org>2005-12-14 16:23:16 -0800
committerDavid S. Miller <davem@davemloft.net>2005-12-14 16:23:16 -0800
commita388442c3798a345d131ff8b9d6dea0bfda3fefc (patch)
tree9c7496cdbc56e6ca0ea17d18ef7feb723606b2e2
parent28247644cc07b54a798d997631d01531f2d9acfd (diff)
[VLAN]: Fix hardware rx csum errors
Receiving VLAN packets over a device (without VLAN assist) that is doing hardware checksumming (CHECKSUM_HW), causes errors because the VLAN code forgets to adjust the hardware checksum. Signed-off-by: Stephen Hemminger <shemminger@osdl.org> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/8021q/vlan_dev.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index b74864889670..f2a8750bbf1d 100644
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -165,6 +165,9 @@ int vlan_skb_recv(struct sk_buff *skb, struct net_device *dev,
skb_pull(skb, VLAN_HLEN); /* take off the VLAN header (4 bytes currently) */
+ /* Need to correct hardware checksum */
+ skb_postpull_rcsum(skb, vhdr, VLAN_HLEN);
+
/* Ok, lets check to make sure the device (dev) we
* came in on is what this VLAN is attached to.
*/