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authorIdo Schimmel <idosch@mellanox.com>2020-01-14 13:23:10 +0200
committerDavid S. Miller <davem@davemloft.net>2020-01-14 18:53:35 -0800
commit1e301fd04eaaa5b1e3c202450d86864e6714d783 (patch)
tree843f80c11d221161616a1ddfc2db1124858e713d /net/ipv4/route.c
parent6324d0fa03bf118e9682b6f3da437deaadb61924 (diff)
ipv4: Encapsulate function arguments in a struct
fib_dump_info() is used to prepare RTM_{NEW,DEL}ROUTE netlink messages using the passed arguments. Currently, the function takes 11 arguments, 6 of which are attributes of the route being dumped (e.g., prefix, TOS). The next patch will need the function to also dump to user space an indication if the route is present in hardware or not. Instead of passing yet another argument, change the function to take a struct containing the different route attributes. v2: * Name last argument of fib_dump_info() * Move 'struct fib_rt_info' to include/net/ip_fib.h so that it could later be passed to fib_alias_hw_flags_set() Signed-off-by: Ido Schimmel <idosch@mellanox.com> Reviewed-by: David Ahern <dsahern@gmail.com> Reviewed-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/route.c')
-rw-r--r--net/ipv4/route.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 87e979f2b74a..167a7357d12a 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -3223,16 +3223,22 @@ static int inet_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh,
skb_reset_mac_header(skb);
if (rtm->rtm_flags & RTM_F_FIB_MATCH) {
+ struct fib_rt_info fri;
+
if (!res.fi) {
err = fib_props[res.type].error;
if (!err)
err = -EHOSTUNREACH;
goto errout_rcu;
}
+ fri.fi = res.fi;
+ fri.tb_id = table_id;
+ fri.dst = res.prefix;
+ fri.dst_len = res.prefixlen;
+ fri.tos = fl4.flowi4_tos;
+ fri.type = rt->rt_type;
err = fib_dump_info(skb, NETLINK_CB(in_skb).portid,
- nlh->nlmsg_seq, RTM_NEWROUTE, table_id,
- rt->rt_type, res.prefix, res.prefixlen,
- fl4.flowi4_tos, res.fi, 0);
+ nlh->nlmsg_seq, RTM_NEWROUTE, &fri, 0);
} else {
err = rt_fill_info(net, dst, src, rt, table_id, &fl4, skb,
NETLINK_CB(in_skb).portid,