net: l3mdev: remove redundant calls
A previous patch added l3mdev flow update making these hooks
redundant. Remove them.
Signed-off-by: David Ahern <dsa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 41e10e3..05d1058 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -1582,8 +1582,7 @@
}
oif = arg->bound_dev_if;
- if (!oif && netif_index_is_l3_master(net, skb->skb_iif))
- oif = skb->skb_iif;
+ oif = oif ? : skb->skb_iif;
flowi4_init_output(&fl4, oif,
IP4_REPLY_MARK(net, skb->mark),
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index ad83f85..b52496f 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1831,7 +1831,7 @@
* Now we are ready to route packet.
*/
fl4.flowi4_oif = 0;
- fl4.flowi4_iif = l3mdev_fib_oif_rcu(dev);
+ fl4.flowi4_iif = dev->ifindex;
fl4.flowi4_mark = skb->mark;
fl4.flowi4_tos = tos;
fl4.flowi4_scope = RT_SCOPE_UNIVERSE;
@@ -2150,7 +2150,6 @@
unsigned int flags = 0;
struct fib_result res;
struct rtable *rth;
- int master_idx;
int orig_oif;
int err = -ENETUNREACH;
@@ -2160,9 +2159,6 @@
orig_oif = fl4->flowi4_oif;
- master_idx = l3mdev_master_ifindex_by_index(net, fl4->flowi4_oif);
- if (master_idx)
- fl4->flowi4_oif = master_idx;
fl4->flowi4_iif = LOOPBACK_IFINDEX;
fl4->flowi4_tos = tos & IPTOS_RT_MASK;
fl4->flowi4_scope = ((tos & RTO_ONLINK) ?
@@ -2263,8 +2259,7 @@
if (err) {
res.fi = NULL;
res.table = NULL;
- if (fl4->flowi4_oif &&
- !netif_index_is_l3_master(net, fl4->flowi4_oif)) {
+ if (fl4->flowi4_oif) {
/* Apparently, routing tables are wrong. Assume,
that the destination is on link.
@@ -2577,9 +2572,6 @@
fl4.flowi4_oif = tb[RTA_OIF] ? nla_get_u32(tb[RTA_OIF]) : 0;
fl4.flowi4_mark = mark;
- if (netif_index_is_l3_master(net, fl4.flowi4_oif))
- fl4.flowi4_flags = FLOWI_FLAG_L3MDEV_SRC | FLOWI_FLAG_SKIP_NH_OIF;
-
if (iif) {
struct net_device *dev;
diff --git a/net/ipv4/xfrm4_policy.c b/net/ipv4/xfrm4_policy.c
index b644a23..3155ed7 100644
--- a/net/ipv4/xfrm4_policy.c
+++ b/net/ipv4/xfrm4_policy.c
@@ -112,7 +112,7 @@
int oif = 0;
if (skb_dst(skb))
- oif = l3mdev_fib_oif(skb_dst(skb)->dev);
+ oif = skb_dst(skb)->dev->ifindex;
memset(fl4, 0, sizeof(struct flowi4));
fl4->flowi4_mark = skb->mark;
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 6ea6caa..1cb41b3 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1070,8 +1070,6 @@
return ERR_PTR(err);
if (final_dst)
fl6->daddr = *final_dst;
- if (!fl6->flowi6_oif)
- fl6->flowi6_oif = l3mdev_fib_oif(dst->dev);
return xfrm_lookup_route(sock_net(sk), dst, flowi6_to_flowi(fl6), sk, 0);
}
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index fe65cdc..d8e6714 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -67,7 +67,6 @@
#include <net/flow.h>
#include <net/ip6_checksum.h>
#include <net/inet_common.h>
-#include <net/l3mdev.h>
#include <linux/proc_fs.h>
#include <linux/netfilter.h>
@@ -457,11 +456,9 @@
if (!dst) {
struct flowi6 fl6;
- int oif = l3mdev_fib_oif(skb->dev);
+ int oif = skb->dev->ifindex;
icmpv6_flow_init(sk, &fl6, type, saddr, daddr, oif);
- if (oif != skb->dev->ifindex)
- fl6.flowi6_flags |= FLOWI_FLAG_L3MDEV_SRC;
dst = icmp6_dst_alloc(skb->dev, &fl6);
if (IS_ERR(dst)) {
kfree_skb(skb);
@@ -1538,7 +1535,6 @@
int rd_len;
u8 ha_buf[MAX_ADDR_LEN], *ha = NULL,
ops_data_buf[NDISC_OPS_REDIRECT_DATA_SPACE], *ops_data = NULL;
- int oif = l3mdev_fib_oif(dev);
bool ret;
if (ipv6_get_lladdr(dev, &saddr_buf, IFA_F_TENTATIVE)) {
@@ -1555,10 +1551,7 @@
}
icmpv6_flow_init(sk, &fl6, NDISC_REDIRECT,
- &saddr_buf, &ipv6_hdr(skb)->saddr, oif);
-
- if (oif != skb->dev->ifindex)
- fl6.flowi6_flags |= FLOWI_FLAG_L3MDEV_SRC;
+ &saddr_buf, &ipv6_hdr(skb)->saddr, dev->ifindex);
dst = ip6_route_output(net, NULL, &fl6);
if (dst->error) {
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 87e0a01..ad4a7ff 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -1164,7 +1164,7 @@
int flags = RT6_LOOKUP_F_HAS_SADDR;
struct ip_tunnel_info *tun_info;
struct flowi6 fl6 = {
- .flowi6_iif = l3mdev_fib_oif(skb->dev),
+ .flowi6_iif = skb->dev->ifindex,
.daddr = iph->daddr,
.saddr = iph->saddr,
.flowlabel = ip6_flowinfo(iph),
@@ -3349,11 +3349,6 @@
} else {
fl6.flowi6_oif = oif;
- if (netif_index_is_l3_master(net, oif)) {
- fl6.flowi6_flags = FLOWI_FLAG_L3MDEV_SRC |
- FLOWI_FLAG_SKIP_NH_OIF;
- }
-
rt = (struct rt6_info *)ip6_route_output(net, NULL, &fl6);
}
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 04529a3..54cf719 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -818,12 +818,8 @@
fl6.flowi6_proto = IPPROTO_TCP;
if (rt6_need_strict(&fl6.daddr) && !oif)
fl6.flowi6_oif = tcp_v6_iif(skb);
- else {
- if (!oif && netif_index_is_l3_master(net, skb->skb_iif))
- oif = skb->skb_iif;
-
- fl6.flowi6_oif = oif;
- }
+ else
+ fl6.flowi6_oif = oif ? : skb->skb_iif;
fl6.flowi6_mark = IP6_REPLY_MARK(net, skb->mark);
fl6.fl6_dport = t1->dest;
diff --git a/net/ipv6/xfrm6_policy.c b/net/ipv6/xfrm6_policy.c
index 6cc9700..b7b7e86 100644
--- a/net/ipv6/xfrm6_policy.c
+++ b/net/ipv6/xfrm6_policy.c
@@ -134,7 +134,7 @@
nexthdr = nh[nhoff];
if (skb_dst(skb))
- oif = l3mdev_fib_oif(skb_dst(skb)->dev);
+ oif = skb_dst(skb)->dev->ifindex;
memset(fl6, 0, sizeof(struct flowi6));
fl6->flowi6_mark = skb->mark;