af_key: initialize xfrm encap_oa

Currently encap_oa is left uninitialized, so it contains garbage data which
is visible to userland via Netlink. Initialize it by zeroing it out.

Signed-off-by: Timo Teras <timo.teras@iki.fi>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/key/af_key.c b/net/key/af_key.c
index f8bd8df..7dcbde3 100644 (file)
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -1285,6 +1285,7 @@ static struct xfrm_state * pfkey_msg2xfrm_state(struct net *net,
                                ext_hdrs[SADB_X_EXT_NAT_T_DPORT-1];
                        natt->encap_dport = n_port->sadb_x_nat_t_port_port;
                }
+               memset(&natt->encap_oa, 0, sizeof(natt->encap_oa));
        }
 
        err = xfrm_init_state(x);