[PATCH RFC/RFT net-next 08/17] net: Remove nd_tbl from ipv6 stub

From: dsahern
Date: Tue Jul 17 2018 - 08:06:52 EST


From: David Ahern <dsahern@xxxxxxxxx>

Fixup last 2 users to nd_tbl entry of the stub and remove it.

Signed-off-by: David Ahern <dsahern@xxxxxxxxx>
---
include/net/addrconf.h | 1 -
net/bridge/br_arp_nd_proxy.c | 2 +-
net/core/filter.c | 3 +--
net/ipv6/af_inet6.c | 1 -
4 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/include/net/addrconf.h b/include/net/addrconf.h
index 5f43f7a70fe6..3108e9d6a066 100644
--- a/include/net/addrconf.h
+++ b/include/net/addrconf.h
@@ -256,7 +256,6 @@ struct ipv6_stub {
void (*ndisc_send_na)(struct net_device *dev, const struct in6_addr *daddr,
const struct in6_addr *solicited_addr,
bool router, bool solicited, bool override, bool inc_opt);
- struct neigh_table *nd_tbl;
};
extern const struct ipv6_stub *ipv6_stub __read_mostly;

diff --git a/net/bridge/br_arp_nd_proxy.c b/net/bridge/br_arp_nd_proxy.c
index 29a1e25fc169..9dd2a5dd721b 100644
--- a/net/bridge/br_arp_nd_proxy.c
+++ b/net/bridge/br_arp_nd_proxy.c
@@ -433,7 +433,7 @@ void br_do_suppress_nd(struct sk_buff *skb, struct net_bridge *br,
return;
}

- n = neigh_lookup(ipv6_stub->nd_tbl, &msg->target, vlandev);
+ n = ipv6_neigh_lookup(vlandev, &msg->target);
if (n) {
struct net_bridge_fdb_entry *f;

diff --git a/net/core/filter.c b/net/core/filter.c
index b9ec916f4e3a..11d4af3886be 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -4290,8 +4290,7 @@ static int bpf_ipv6_fib_lookup(struct net *net, struct bpf_fib_lookup *params,
* not needed here. Can not use __ipv6_neigh_lookup_noref here
* because we need to get nd_tbl via the stub
*/
- neigh = ___neigh_lookup_noref(ipv6_stub->nd_tbl, neigh_key_eq128,
- ndisc_hashfn, dst, dev);
+ neigh = ___ipv6_neigh_lookup_noref(dev, dst);
if (!neigh)
return BPF_FIB_LKUP_RET_NO_NEIGH;

diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index c9535354149f..9e7d0f3d4edb 100644
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -898,7 +898,6 @@ static const struct ipv6_stub ipv6_stub_impl = {
.ip6_mtu_from_fib6 = ip6_mtu_from_fib6,
.udpv6_encap_enable = udpv6_encap_enable,
.ndisc_send_na = ndisc_send_na,
- .nd_tbl = &nd_tbl,
};

static const struct ipv6_bpf_stub ipv6_bpf_stub_impl = {
--
2.11.0