route: Mark unused routing attributes as such

Also removes an unused policy entry for an attribute which is
only used in kernel->user direction.

Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 2 insertions, 3 deletions

diff --git a/include/linux/rtnetlink.h b/include/linux/rtnetlink.h
index 44c81c744538..a2aec2c0cfb5 100644
--- a/include/linux/rtnetlink.h
+++ b/include/linux/rtnetlink.h
@@ -267,10 +267,10 @@ enum rtattr_type_t
         RTA_PREFSRC,
         RTA_METRICS,
         RTA_MULTIPATH,
-        RTA_PROTOINFO,
+        RTA_PROTOINFO, /* no longer used */
         RTA_FLOW,
         RTA_CACHEINFO,
-        RTA_SESSION,
+        RTA_SESSION, /* no longer used */
         RTA_MP_ALGO, /* no longer used */
         RTA_TABLE,
         __RTA_MAX
diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
index 0f1557a4ac7a..0b2ac6a3d903 100644
--- a/net/ipv4/fib_frontend.c
+++ b/net/ipv4/fib_frontend.c
@@ -506,7 +506,6 @@ const struct nla_policy rtm_ipv4_policy[RTA_MAX+1] = {
         [RTA_PREFSRC]           = { .type = NLA_U32 },
         [RTA_METRICS]           = { .type = NLA_NESTED },
         [RTA_MULTIPATH]         = { .len = sizeof(struct rtnexthop) },
-        [RTA_PROTOINFO]         = { .type = NLA_U32 },
         [RTA_FLOW]              = { .type = NLA_U32 },
 };