net: remove ipv6_addr_copy()

C assignment can handle struct in6_addr copying.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 19 insertions, 21 deletions

diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
index 810427833bcd..91f479121c55 100644
--- a/net/sctp/ipv6.c
+++ b/net/sctp/ipv6.c
@@ -107,7 +107,7 @@ static int sctp_inet6addr_event(struct notifier_block *this, unsigned long ev,
                 if (addr) {
                         addr->a.v6.sin6_family = AF_INET6;
                         addr->a.v6.sin6_port = 0;
-                        ipv6_addr_copy(&addr->a.v6.sin6_addr, &ifa->addr);
+                        addr->a.v6.sin6_addr = ifa->addr;
                         addr->a.v6.sin6_scope_id = ifa->idev->dev->ifindex;
                         addr->valid = 1;
                         spin_lock_bh(&sctp_local_addr_lock);
@@ -219,8 +219,8 @@ static int sctp_v6_xmit(struct sk_buff *skb, struct sctp_transport *transport)
         /* Fill in the dest address from the route entry passed with the skb
          * and the source address from the transport.
          */
-        ipv6_addr_copy(&fl6.daddr, &transport->ipaddr.v6.sin6_addr);
-        ipv6_addr_copy(&fl6.saddr, &transport->saddr.v6.sin6_addr);
+        fl6.daddr = transport->ipaddr.v6.sin6_addr;
+        fl6.saddr = transport->saddr.v6.sin6_addr;
 
         fl6.flowlabel = np->flow_label;
         IP6_ECN_flow_xmit(sk, fl6.flowlabel);
@@ -231,7 +231,7 @@ static int sctp_v6_xmit(struct sk_buff *skb, struct sctp_transport *transport)
 
         if (np->opt && np->opt->srcrt) {
                 struct rt0_hdr *rt0 = (struct rt0_hdr *) np->opt->srcrt;
-                ipv6_addr_copy(&fl6.daddr, rt0->addr);
+                fl6.daddr = *rt0->addr;
         }
 
         SCTP_DEBUG_PRINTK("%s: skb:%p, len:%d, src:%pI6 dst:%pI6\n",
@@ -265,7 +265,7 @@ static void sctp_v6_get_dst(struct sctp_transport *t, union sctp_addr *saddr,
         sctp_scope_t scope;
 
         memset(fl6, 0, sizeof(struct flowi6));
-        ipv6_addr_copy(&fl6->daddr, &daddr->v6.sin6_addr);
+        fl6->daddr = daddr->v6.sin6_addr;
         fl6->fl6_dport = daddr->v6.sin6_port;
         fl6->flowi6_proto = IPPROTO_SCTP;
         if (ipv6_addr_type(&daddr->v6.sin6_addr) & IPV6_ADDR_LINKLOCAL)
@@ -277,7 +277,7 @@ static void sctp_v6_get_dst(struct sctp_transport *t, union sctp_addr *saddr,
                 fl6->fl6_sport = htons(asoc->base.bind_addr.port);
 
         if (saddr) {
-                ipv6_addr_copy(&fl6->saddr, &saddr->v6.sin6_addr);
+                fl6->saddr = saddr->v6.sin6_addr;
                 fl6->fl6_sport = saddr->v6.sin6_port;
                 SCTP_DEBUG_PRINTK("SRC=%pI6 - ", &fl6->saddr);
         }
@@ -334,7 +334,7 @@ static void sctp_v6_get_dst(struct sctp_transport *t, union sctp_addr *saddr,
         }
         rcu_read_unlock();
         if (baddr) {
-                ipv6_addr_copy(&fl6->saddr, &baddr->v6.sin6_addr);
+                fl6->saddr = baddr->v6.sin6_addr;
                 fl6->fl6_sport = baddr->v6.sin6_port;
                 dst = ip6_dst_lookup_flow(sk, fl6, NULL, false);
         }
@@ -375,7 +375,7 @@ static void sctp_v6_get_saddr(struct sctp_sock *sk,
 
         if (t->dst) {
                 saddr->v6.sin6_family = AF_INET6;
-                ipv6_addr_copy(&saddr->v6.sin6_addr, &fl6->saddr);
+                saddr->v6.sin6_addr = fl6->saddr;
         }
 }
 
@@ -400,7 +400,7 @@ static void sctp_v6_copy_addrlist(struct list_head *addrlist,
                 if (addr) {
                         addr->a.v6.sin6_family = AF_INET6;
                         addr->a.v6.sin6_port = 0;
-                        ipv6_addr_copy(&addr->a.v6.sin6_addr, &ifp->addr);
+                        addr->a.v6.sin6_addr = ifp->addr;
                         addr->a.v6.sin6_scope_id = dev->ifindex;
                         addr->valid = 1;
                         INIT_LIST_HEAD(&addr->list);
@@ -416,7 +416,6 @@ static void sctp_v6_copy_addrlist(struct list_head *addrlist,
 static void sctp_v6_from_skb(union sctp_addr *addr,struct sk_buff *skb,
                              int is_saddr)
 {
-        void *from;
         __be16 *port;
         struct sctphdr *sh;
 
@@ -428,12 +427,11 @@ static void sctp_v6_from_skb(union sctp_addr *addr,struct sk_buff *skb,
         sh = sctp_hdr(skb);
         if (is_saddr) {
                 *port  = sh->source;
-                from = &ipv6_hdr(skb)->saddr;
+                addr->v6.sin6_addr = ipv6_hdr(skb)->saddr;
         } else {
                 *port = sh->dest;
-                from = &ipv6_hdr(skb)->daddr;
+                addr->v6.sin6_addr = ipv6_hdr(skb)->daddr;
         }
-        ipv6_addr_copy(&addr->v6.sin6_addr, from);
 }
 
 /* Initialize an sctp_addr from a socket. */
@@ -441,7 +439,7 @@ static void sctp_v6_from_sk(union sctp_addr *addr, struct sock *sk)
 {
         addr->v6.sin6_family = AF_INET6;
         addr->v6.sin6_port = 0;
-        ipv6_addr_copy(&addr->v6.sin6_addr, &inet6_sk(sk)->rcv_saddr);
+        addr->v6.sin6_addr = inet6_sk(sk)->rcv_saddr;
 }
 
 /* Initialize sk->sk_rcv_saddr from sctp_addr. */
@@ -454,7 +452,7 @@ static void sctp_v6_to_sk_saddr(union sctp_addr *addr, struct sock *sk)
                 inet6_sk(sk)->rcv_saddr.s6_addr32[3] =
                         addr->v4.sin_addr.s_addr;
         } else {
-                ipv6_addr_copy(&inet6_sk(sk)->rcv_saddr, &addr->v6.sin6_addr);
+                inet6_sk(sk)->rcv_saddr = addr->v6.sin6_addr;
         }
 }
 
@@ -467,7 +465,7 @@ static void sctp_v6_to_sk_daddr(union sctp_addr *addr, struct sock *sk)
                 inet6_sk(sk)->daddr.s6_addr32[2] = htonl(0x0000ffff);
                 inet6_sk(sk)->daddr.s6_addr32[3] = addr->v4.sin_addr.s_addr;
         } else {
-                ipv6_addr_copy(&inet6_sk(sk)->daddr, &addr->v6.sin6_addr);
+                inet6_sk(sk)->daddr = addr->v6.sin6_addr;
         }
 }
 
@@ -479,7 +477,7 @@ static void sctp_v6_from_addr_param(union sctp_addr *addr,
         addr->v6.sin6_family = AF_INET6;
         addr->v6.sin6_port = port;
         addr->v6.sin6_flowinfo = 0; /* BUG */
-        ipv6_addr_copy(&addr->v6.sin6_addr, &param->v6.addr);
+        addr->v6.sin6_addr = param->v6.addr;
         addr->v6.sin6_scope_id = iif;
 }
 
@@ -493,7 +491,7 @@ static int sctp_v6_to_addr_param(const union sctp_addr *addr,
 
         param->v6.param_hdr.type = SCTP_PARAM_IPV6_ADDRESS;
         param->v6.param_hdr.length = htons(length);
-        ipv6_addr_copy(&param->v6.addr, &addr->v6.sin6_addr);
+        param->v6.addr = addr->v6.sin6_addr;
 
         return length;
 }
@@ -504,7 +502,7 @@ static void sctp_v6_to_addr(union sctp_addr *addr, struct in6_addr *saddr,
 {
         addr->sa.sa_family = AF_INET6;
         addr->v6.sin6_port = port;
-        ipv6_addr_copy(&addr->v6.sin6_addr, saddr);
+        addr->v6.sin6_addr = *saddr;
 }
 
 /* Compare addresses exactly.
@@ -759,7 +757,7 @@ static void sctp_inet6_event_msgname(struct sctp_ulpevent *event,
                 }
 
                 sin6from = &asoc->peer.primary_addr.v6;
-                ipv6_addr_copy(&sin6->sin6_addr, &sin6from->sin6_addr);
+                sin6->sin6_addr = sin6from->sin6_addr;
                 if (ipv6_addr_type(&sin6->sin6_addr) & IPV6_ADDR_LINKLOCAL)
                         sin6->sin6_scope_id = sin6from->sin6_scope_id;
         }
@@ -787,7 +785,7 @@ static void sctp_inet6_skb_msgname(struct sk_buff *skb, char *msgname,
                 }
 
                 /* Otherwise, just copy the v6 address. */
-                ipv6_addr_copy(&sin6->sin6_addr, &ipv6_hdr(skb)->saddr);
+                sin6->sin6_addr = ipv6_hdr(skb)->saddr;
                 if (ipv6_addr_type(&sin6->sin6_addr) & IPV6_ADDR_LINKLOCAL) {
                         struct sctp_ulpevent *ev = sctp_skb2event(skb);
                         sin6->sin6_scope_id = ev->iif;