ipv6: support sport, dport and ip_proto in RTM_GETROUTE

This is a followup to fib6 rules sport, dport and ipproto
match support. Only supports tcp, udp and icmp for ipproto.
Used by fib rule self tests.

Signed-off-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index bcb8785..038d661 100644 (file)
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -63,6 +63,7 @@
 #include <net/lwtunnel.h>
 #include <net/ip_tunnels.h>
 #include <net/l3mdev.h>
+#include <net/ip.h>
 #include <trace/events/fib6.h>
 
 #include <linux/uaccess.h>
@@ -4083,6 +4084,9 @@ static const struct nla_policy rtm_ipv6_policy[RTA_MAX+1] = {
        [RTA_UID]               = { .type = NLA_U32 },
        [RTA_MARK]              = { .type = NLA_U32 },
        [RTA_TABLE]             = { .type = NLA_U32 },
+       [RTA_IP_PROTO]          = { .type = NLA_U8 },
+       [RTA_SPORT]             = { .type = NLA_U16 },
+       [RTA_DPORT]             = { .type = NLA_U16 },
 };
 
 static int rtm_to_fib6_config(struct sk_buff *skb, struct nlmsghdr *nlh,
@@ -4795,6 +4799,19 @@ static int inet6_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh,
        else
                fl6.flowi6_uid = iif ? INVALID_UID : current_uid();
 
+       if (tb[RTA_SPORT])
+               fl6.fl6_sport = nla_get_be16(tb[RTA_SPORT]);
+
+       if (tb[RTA_DPORT])
+               fl6.fl6_dport = nla_get_be16(tb[RTA_DPORT]);
+
+       if (tb[RTA_IP_PROTO]) {
+               err = rtm_getroute_parse_ip_proto(tb[RTA_IP_PROTO],
+                                                 &fl6.flowi6_proto, extack);
+               if (err)
+                       goto errout;
+       }
+
        if (iif) {
                struct net_device *dev;
                int flags = 0;