net: Add skb_get_hash_raw

Function to just return skb->rxhash without checking to see if it needs
to be recomputed.

Signed-off-by: Tom Herbert <therbert@google.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
1 file changed