hv_netvsc: flag software created hash value

When the driver needs to create a hash value because it
was not done at higher level, then the hash should be marked
as a software not hardware hash.

Fixes: f72860afa2e3 ("hv_netvsc: Exclude non-TCP port numbers from vRSS hashing")
Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 963509add611ffc1de2f2ebbbfe13f9f58cb5d08..e5e43db4acf2b1ea10726774e6ec459dfa91a57f 100644 (file)
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -285,9 +285,9 @@ static inline u32 netvsc_get_hash(
                else if (flow.basic.n_proto == htons(ETH_P_IPV6))
                        hash = jhash2((u32 *)&flow.addrs.v6addrs, 8, hashrnd);
                else
-                       hash = 0;
+                       return 0;
 
-               skb_set_hash(skb, hash, PKT_HASH_TYPE_L3);
+               __skb_set_sw_hash(skb, hash, false);
        }
 
        return hash;
@@ -795,8 +795,7 @@ static struct sk_buff *netvsc_alloc_recv_skb(struct net_device *net,
            skb->protocol == htons(ETH_P_IP))
                netvsc_comp_ipcsum(skb);
 
-       /* Do L4 checksum offload if enabled and present.
-        */
+       /* Do L4 checksum offload if enabled and present. */
        if (csum_info && (net->features & NETIF_F_RXCSUM)) {
                if (csum_info->receive.tcp_checksum_succeeded ||
                    csum_info->receive.udp_checksum_succeeded)