ipv6: Remove unused neigh argument for icmp6_dst_alloc() and its callers.

Because of rt->n removal, we do not need neigh argument any more.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

3 files changed, 7 insertions, 13 deletions

diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index 8237ee15eafd..587a84530a57 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -1391,7 +1391,7 @@ static void mld_sendpack(struct sk_buff *skb)
         icmpv6_flow_init(net->ipv6.igmp_sk, &fl6, ICMPV6_MLD2_REPORT,
                          &ipv6_hdr(skb)->saddr, &ipv6_hdr(skb)->daddr,
                          skb->dev->ifindex);
-        dst = icmp6_dst_alloc(skb->dev, NULL, &fl6);
+        dst = icmp6_dst_alloc(skb->dev, &fl6);
 
         err = 0;
         if (IS_ERR(dst)) {
@@ -1759,7 +1759,7 @@ static void igmp6_send(struct in6_addr *addr, struct net_device *dev, int type)
         icmpv6_flow_init(sk, &fl6, type,
                          &ipv6_hdr(skb)->saddr, &ipv6_hdr(skb)->daddr,
                          skb->dev->ifindex);
-        dst = icmp6_dst_alloc(skb->dev, NULL, &fl6);
+        dst = icmp6_dst_alloc(skb->dev, &fl6);
         if (IS_ERR(dst)) {
                 err = PTR_ERR(dst);
                 goto err_out;
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index 5733cd27f4a3..429622d74705 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -432,7 +432,6 @@ static struct sk_buff *ndisc_build_skb(struct net_device *dev,
 }
 
 static void ndisc_send_skb(struct sk_buff *skb, struct net_device *dev,
-                           struct neighbour *neigh,
                            const struct in6_addr *daddr,
                            const struct in6_addr *saddr,
                            struct icmp6hdr *icmp6h)
@@ -448,7 +447,7 @@ static void ndisc_send_skb(struct sk_buff *skb, struct net_device *dev,
         type = icmp6h->icmp6_type;
 
         icmpv6_flow_init(sk, &fl6, type, saddr, daddr, dev->ifindex);
-        dst = icmp6_dst_alloc(dev, neigh, &fl6);
+        dst = icmp6_dst_alloc(dev, &fl6);
         if (IS_ERR(dst)) {
                 kfree_skb(skb);
                 return;
@@ -474,7 +473,6 @@ static void ndisc_send_skb(struct sk_buff *skb, struct net_device *dev,
  *      Send a Neighbour Discover packet
  */
 static void __ndisc_send(struct net_device *dev,
-                         struct neighbour *neigh,
                          const struct in6_addr *daddr,
                          const struct in6_addr *saddr,
                          struct icmp6hdr *icmp6h, const struct in6_addr *target,
@@ -486,7 +484,7 @@ static void __ndisc_send(struct net_device *dev,
         if (!skb)
                 return;
 
-        ndisc_send_skb(skb, dev, neigh, daddr, saddr, icmp6h);
+        ndisc_send_skb(skb, dev, daddr, saddr, icmp6h);
 }
 
 static void ndisc_send_na(struct net_device *dev, struct neighbour *neigh,
@@ -521,8 +519,7 @@ static void ndisc_send_na(struct net_device *dev, struct neighbour *neigh,
         icmp6h.icmp6_solicited = solicited;
         icmp6h.icmp6_override = override;
 
-        __ndisc_send(dev, neigh, daddr, src_addr,
-                     &icmp6h, solicited_addr,
+        __ndisc_send(dev, daddr, src_addr, &icmp6h, solicited_addr,
                      inc_opt ? ND_OPT_TARGET_LL_ADDR : 0);
 }
 
@@ -563,8 +560,7 @@ void ndisc_send_ns(struct net_device *dev, struct neighbour *neigh,
                 saddr = &addr_buf;
         }
 
-        __ndisc_send(dev, neigh, daddr, saddr,
-                     &icmp6h, solicit,
+        __ndisc_send(dev, daddr, saddr, &icmp6h, solicit,
                      !ipv6_addr_any(saddr) ? ND_OPT_SOURCE_LL_ADDR : 0);
 }
 
@@ -598,8 +594,7 @@ void ndisc_send_rs(struct net_device *dev, const struct in6_addr *saddr,
                 }
         }
 #endif
-        __ndisc_send(dev, NULL, daddr, saddr,
-                     &icmp6h, NULL,
+        __ndisc_send(dev, daddr, saddr, &icmp6h, NULL,
                      send_sllao ? ND_OPT_SOURCE_LL_ADDR : 0);
 }
 
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 3a562a103312..2d94d5a7a051 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -1203,7 +1203,6 @@ static struct dst_entry *icmp6_dst_gc_list;
 static DEFINE_SPINLOCK(icmp6_dst_lock);
 
 struct dst_entry *icmp6_dst_alloc(struct net_device *dev,
-                                  struct neighbour *neigh,
                                   struct flowi6 *fl6)
 {
         struct dst_entry *dst;