Changing ip_summed from CHECKSUM_PARTIAL to CHECKSUM_UNNECESSARY
will result in an incorrect checksum if the packet is sent off the box.
Cc: sta...@vger.kernel.org
Signed-off-by: Michael Spang <sp...@chromium.org>
---
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)) {
--
2.0.0.rc2
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