netns xfrm: add struct xfrm_state::xs_net

To avoid unnecessary complications with passing netns around.

* set once, very early after allocating
* once set, never changes

For a while create every xfrm_state in init_net.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/key/af_key.c b/net/key/af_key.c
index 5b22e011653b..bde8aad4cc93 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -1122,7 +1122,7 @@ static struct xfrm_state * pfkey_msg2xfrm_state(struct sadb_msg *hdr,
              (key->sadb_key_bits+7) / 8 > key->sadb_key_len * sizeof(uint64_t)))
                 return ERR_PTR(-EINVAL);
 
-        x = xfrm_state_alloc();
+        x = xfrm_state_alloc(&init_net);
         if (x == NULL)
                 return ERR_PTR(-ENOBUFS);