On 05/19/2014 01:24 PM, Michael Spang wrote:
> Changing ip_summed from CHECKSUM_PARTIAL to CHECKSUM_UNNECESSARY
> will result in an incorrect checksum if the packet is sent off the box.
>
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Michael Spang <spang@xxxxxxxxxxxx>
> ---
> drivers/net/macvlan.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
> index 753a8c2..806b56a 100644
> --- a/drivers/net/macvlan.c
> +++ b/drivers/net/macvlan.c
> @@ -267,7 +267,9 @@ static int macvlan_queue_xmit(struct sk_buff *skb, struct net_device *dev)
>
> if (vlan->mode == MACVLAN_MODE_BRIDGE) {
> const struct ethhdr *eth = (void *)skb->data;
> - skb->ip_summed = CHECKSUM_UNNECESSARY;
> +
> + if (skb->ip_summed == CHECKSUM_NONE)
> + skb->ip_summed = CHECKSUM_UNNECESSARY;
>
> /* send to other bridge ports directly */
> if (is_multicast_ether_addr(eth->h_dest)) {
>
Already done. See commit f114890cdf84d753f6b41cd0cc44ba51d16313da
-vlad
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