Replace kfree_skb with kfree_skb_reason in vxlan_encap_bypass, and no new
skb drop reason is added in this commit.
Signed-off-by: Menglong Dong <dongml2@chinatelecom.cn> Reviewed-by: Simon Horman <horms@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>