On Thu, Jan 04, 2018 at 10:21:04PM +1100, Herbert Xu wrote: > Currently esp will happily create an xfrm state with an unknown > encap type for IPv4 or an unknown mode for IPv6, without setting > the necessary state parameters. This patch fixes it by returning > -EINVAL.
Looks like we catch the unknown mode in __xfrm_init_state(). But in any case, if we want to return -EINVAL on unknown mode, we should do it for IPv6 and for IPv4.
