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author | Peter Oskolkov <posk@google.com> | 2019-02-13 20:53:38 +0100 |
---|---|---|
committer | Alexei Starovoitov <ast@kernel.org> | 2019-02-14 03:27:55 +0100 |
commit | 9b0a6a9dbab0ae092d033e67dc2701e8a7b09cdb (patch) | |
tree | 89a7cbd6c287f188b992e6714c5f3fce48e468c2 | |
parent | bpf: handle GSO in bpf_lwt_push_encap (diff) | |
download | linux-9b0a6a9dbab0ae092d033e67dc2701e8a7b09cdb.tar.xz linux-9b0a6a9dbab0ae092d033e67dc2701e8a7b09cdb.zip |
ipv6_stub: add ipv6_route_input stub/proxy.
Proxy ip6_route_input via ipv6_stub, for later use by lwt bpf ip encap
(see the next patch in the patchset).
Signed-off-by: Peter Oskolkov <posk@google.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
-rw-r--r-- | include/net/addrconf.h | 1 | ||||
-rw-r--r-- | net/ipv6/addrconf_core.c | 6 | ||||
-rw-r--r-- | net/ipv6/af_inet6.c | 7 |
3 files changed, 14 insertions, 0 deletions
diff --git a/include/net/addrconf.h b/include/net/addrconf.h index 20d523ee2fec..269ec27385e9 100644 --- a/include/net/addrconf.h +++ b/include/net/addrconf.h @@ -248,6 +248,7 @@ struct ipv6_stub { const struct in6_addr *addr); int (*ipv6_dst_lookup)(struct net *net, struct sock *sk, struct dst_entry **dst, struct flowi6 *fl6); + int (*ipv6_route_input)(struct sk_buff *skb); struct fib6_table *(*fib6_get_table)(struct net *net, u32 id); struct fib6_info *(*fib6_lookup)(struct net *net, int oif, diff --git a/net/ipv6/addrconf_core.c b/net/ipv6/addrconf_core.c index 5cd0029d930e..6c79af056d9b 100644 --- a/net/ipv6/addrconf_core.c +++ b/net/ipv6/addrconf_core.c @@ -134,6 +134,11 @@ static int eafnosupport_ipv6_dst_lookup(struct net *net, struct sock *u1, return -EAFNOSUPPORT; } +static int eafnosupport_ipv6_route_input(struct sk_buff *skb) +{ + return -EAFNOSUPPORT; +} + static struct fib6_table *eafnosupport_fib6_get_table(struct net *net, u32 id) { return NULL; @@ -170,6 +175,7 @@ eafnosupport_ip6_mtu_from_fib6(struct fib6_info *f6i, struct in6_addr *daddr, const struct ipv6_stub *ipv6_stub __read_mostly = &(struct ipv6_stub) { .ipv6_dst_lookup = eafnosupport_ipv6_dst_lookup, + .ipv6_route_input = eafnosupport_ipv6_route_input, .fib6_get_table = eafnosupport_fib6_get_table, .fib6_table_lookup = eafnosupport_fib6_table_lookup, .fib6_lookup = eafnosupport_fib6_lookup, diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c index d99753b5e39b..2f45d2a3e3a3 100644 --- a/net/ipv6/af_inet6.c +++ b/net/ipv6/af_inet6.c @@ -900,10 +900,17 @@ static struct pernet_operations inet6_net_ops = { .exit = inet6_net_exit, }; +static int ipv6_route_input(struct sk_buff *skb) +{ + ip6_route_input(skb); + return skb_dst(skb)->error; +} + static const struct ipv6_stub ipv6_stub_impl = { .ipv6_sock_mc_join = ipv6_sock_mc_join, .ipv6_sock_mc_drop = ipv6_sock_mc_drop, .ipv6_dst_lookup = ip6_dst_lookup, + .ipv6_route_input = ipv6_route_input, .fib6_get_table = fib6_get_table, .fib6_table_lookup = fib6_table_lookup, .fib6_lookup = fib6_lookup, |