firewire net: Ensure checksumming in upper layer.

It is wrong to set skb->ip_summed to CHECKSUM_UNNECESSARY unless
the device has already checked it.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/firewire/net.c b/drivers/firewire/net.c
index e7a711f..df6a1ca 100644 (file)
--- a/drivers/firewire/net.c
+++ b/drivers/firewire/net.c
@@ -520,7 +520,7 @@ static int fwnet_finish_incoming_packet(struct net_device *net,
        dev = netdev_priv(net);
        /* Write metadata, and then pass to the receive level */
        skb->dev = net;
-       skb->ip_summed = CHECKSUM_UNNECESSARY;  /* don't check it */
+       skb->ip_summed = CHECKSUM_NONE;
 
        /*
         * Parse the encapsulation header. This actually does the job of