diff options
| -rw-r--r-- | drivers/net/vrf.c | 41 | ||||
| -rw-r--r-- | include/net/l3mdev.h | 11 | ||||
| -rw-r--r-- | net/ipv6/ip6_output.c | 9 | ||||
| -rw-r--r-- | net/l3mdev/l3mdev.c | 24 |
4 files changed, 1 insertions, 84 deletions
diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c index 9ad2a16..3a34f54 100644 --- a/drivers/net/vrf.c +++ b/drivers/net/vrf.c @@ -1084,46 +1084,6 @@ static struct dst_entry *vrf_link_scope_lookup(const struct net_device *dev, return dst; } - -/* called under rcu_read_lock */ -static int vrf_get_saddr6(struct net_device *dev, const struct sock *sk, - struct flowi6 *fl6) -{ - struct net *net = dev_net(dev); - struct dst_entry *dst; - struct rt6_info *rt; - int err; - - if (rt6_need_strict(&fl6->daddr)) { - rt = vrf_ip6_route_lookup(net, dev, fl6, fl6->flowi6_oif, - RT6_LOOKUP_F_IFACE); - if (unlikely(!rt)) - return 0; - - dst = &rt->dst; - } else { - __u8 flags = fl6->flowi6_flags; - - fl6->flowi6_flags |= FLOWI_FLAG_L3MDEV_SRC; - fl6->flowi6_flags |= FLOWI_FLAG_SKIP_NH_OIF; - - dst = ip6_route_output(net, sk, fl6); - rt = (struct rt6_info *)dst; - - fl6->flowi6_flags = flags; - } - - err = dst->error; - if (!err) { - err = ip6_route_get_saddr(net, rt, &fl6->daddr, - sk ? inet6_sk(sk)->srcprefs : 0, - &fl6->saddr); - } - - dst_release(dst); - - return err; -} #endif static const struct l3mdev_ops vrf_l3mdev_ops = { @@ -1133,7 +1093,6 @@ static const struct l3mdev_ops vrf_l3mdev_ops = { .l3mdev_l3_out = vrf_l3_out, #if IS_ENABLED(CONFIG_IPV6) .l3mdev_link_scope_lookup = vrf_link_scope_lookup, - .l3mdev_get_saddr6 = vrf_get_saddr6, #endif }; diff --git a/include/net/l3mdev.h b/include/net/l3mdev.h index 1129e1d..a5e506e 100644 --- a/include/net/l3mdev.h +++ b/include/net/l3mdev.h @@ -43,9 +43,6 @@ struct l3mdev_ops { /* IPv6 ops */ struct dst_entry * (*l3mdev_link_scope_lookup)(const struct net_device *dev, struct flowi6 *fl6); - int (*l3mdev_get_saddr6)(struct net_device *dev, - const struct sock *sk, - struct flowi6 *fl6); }; #ifdef CONFIG_NET_L3_MASTER_DEV @@ -172,8 +169,6 @@ static inline bool netif_index_is_l3_master(struct net *net, int ifindex) } struct dst_entry *l3mdev_link_scope_lookup(struct net *net, struct flowi6 *fl6); -int l3mdev_get_saddr6(struct net *net, const struct sock *sk, - struct flowi6 *fl6); static inline struct sk_buff *l3mdev_l3_rcv(struct sk_buff *skb, u16 proto) @@ -292,12 +287,6 @@ struct dst_entry *l3mdev_link_scope_lookup(struct net *net, struct flowi6 *fl6) return NULL; } -static inline int l3mdev_get_saddr6(struct net *net, const struct sock *sk, - struct flowi6 *fl6) -{ - return 0; -} - static inline struct sk_buff *l3mdev_ip_rcv(struct sk_buff *skb) { diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index 1cb41b3..6001e78 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -926,13 +926,6 @@ static int ip6_dst_lookup_tail(struct net *net, const struct sock *sk, int err; int flags = 0; - if (ipv6_addr_any(&fl6->saddr) && fl6->flowi6_oif && - (!*dst || !(*dst)->error)) { - err = l3mdev_get_saddr6(net, sk, fl6); - if (err) - goto out_err; - } - /* The correct way to handle this would be to do * ip6_route_get_saddr, and then ip6_route_output; however, * the route-specific preferred source forces the @@ -1024,7 +1017,7 @@ static int ip6_dst_lookup_tail(struct net *net, const struct sock *sk, out_err_release: dst_release(*dst); *dst = NULL; -out_err: + if (err == -ENETUNREACH) IP6_INC_STATS(net, NULL, IPSTATS_MIB_OUTNOROUTES); return err; diff --git a/net/l3mdev/l3mdev.c b/net/l3mdev/l3mdev.c index be40df6..8da86ce 100644 --- a/net/l3mdev/l3mdev.c +++ b/net/l3mdev/l3mdev.c @@ -130,30 +130,6 @@ struct dst_entry *l3mdev_link_scope_lookup(struct net *net, } EXPORT_SYMBOL_GPL(l3mdev_link_scope_lookup); -int l3mdev_get_saddr6(struct net *net, const struct sock *sk, - struct flowi6 *fl6) -{ - struct net_device *dev; - int rc = 0; - - if (fl6->flowi6_oif) { - rcu_read_lock(); - - dev = dev_get_by_index_rcu(net, fl6->flowi6_oif); - if (dev && netif_is_l3_slave(dev)) - dev = netdev_master_upper_dev_get_rcu(dev); - - if (dev && netif_is_l3_master(dev) && - dev->l3mdev_ops->l3mdev_get_saddr6) - rc = dev->l3mdev_ops->l3mdev_get_saddr6(dev, sk, fl6); - - rcu_read_unlock(); - } - - return rc; -} -EXPORT_SYMBOL_GPL(l3mdev_get_saddr6); - /** * l3mdev_fib_rule_match - Determine if flowi references an * L3 master device |
