ipv6: Convert to use flowi6 where applicable.

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 39 insertions, 40 deletions

diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index d061465d682..259f1b23103 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -524,7 +524,7 @@ csum_copy_err:
 	goto out;
 }
 
-static int rawv6_push_pending_frames(struct sock *sk, struct flowi *fl,
+static int rawv6_push_pending_frames(struct sock *sk, struct flowi6 *fl6,
 				     struct raw6_sock *rp)
 {
 	struct sk_buff *skb;
@@ -586,11 +586,10 @@ static int rawv6_push_pending_frames(struct sock *sk, struct flowi *fl,
 	if (unlikely(csum))
 		tmp_csum = csum_sub(tmp_csum, csum_unfold(csum));
 
-	csum = csum_ipv6_magic(&fl->fl6_src,
-				   &fl->fl6_dst,
-				   total_len, fl->flowi_proto, tmp_csum);
+	csum = csum_ipv6_magic(&fl6->saddr, &fl6->daddr,
+			       total_len, fl6->flowi6_proto, tmp_csum);
 
-	if (csum == 0 && fl->flowi_proto == IPPROTO_UDP)
+	if (csum == 0 && fl6->flowi6_proto == IPPROTO_UDP)
 		csum = CSUM_MANGLED_0;
 
 	if (skb_store_bits(skb, offset, &csum, 2))
@@ -603,7 +602,7 @@ out:
 }
 
 static int rawv6_send_hdrinc(struct sock *sk, void *from, int length,
-			struct flowi *fl, struct dst_entry **dstp,
+			struct flowi6 *fl6, struct dst_entry **dstp,
 			unsigned int flags)
 {
 	struct ipv6_pinfo *np = inet6_sk(sk);
@@ -613,7 +612,7 @@ static int rawv6_send_hdrinc(struct sock *sk, void *from, int length,
 	struct rt6_info *rt = (struct rt6_info *)*dstp;
 
 	if (length > rt->dst.dev->mtu) {
-		ipv6_local_error(sk, EMSGSIZE, fl, rt->dst.dev->mtu);
+		ipv6_local_error(sk, EMSGSIZE, fl6, rt->dst.dev->mtu);
 		return -EMSGSIZE;
 	}
 	if (flags&MSG_PROBE)
@@ -662,7 +661,7 @@ error:
 	return err;
 }
 
-static int rawv6_probe_proto_opt(struct flowi *fl, struct msghdr *msg)
+static int rawv6_probe_proto_opt(struct flowi6 *fl6, struct msghdr *msg)
 {
 	struct iovec *iov;
 	u8 __user *type = NULL;
@@ -679,7 +678,7 @@ static int rawv6_probe_proto_opt(struct flowi *fl, struct msghdr *msg)
 		if (!iov)
 			continue;
 
-		switch (fl->flowi_proto) {
+		switch (fl6->flowi6_proto) {
 		case IPPROTO_ICMPV6:
 			/* check if one-byte field is readable or not. */
 			if (iov->iov_base && iov->iov_len < 1)
@@ -694,8 +693,8 @@ static int rawv6_probe_proto_opt(struct flowi *fl, struct msghdr *msg)
 				code = iov->iov_base;
 
 			if (type && code) {
-				if (get_user(fl->fl6_icmp_type, type) ||
-				    get_user(fl->fl6_icmp_code, code))
+				if (get_user(fl6->uli.icmpt.type, type) ||
+				    get_user(fl6->uli.icmpt.code, code))
 					return -EFAULT;
 				probed = 1;
 			}
@@ -706,7 +705,7 @@ static int rawv6_probe_proto_opt(struct flowi *fl, struct msghdr *msg)
 			/* check if type field is readable or not. */
 			if (iov->iov_len > 2 - len) {
 				u8 __user *p = iov->iov_base;
-				if (get_user(fl->fl6_mh_type, &p[2 - len]))
+				if (get_user(fl6->uli.mht.type, &p[2 - len]))
 					return -EFAULT;
 				probed = 1;
 			} else
@@ -735,7 +734,7 @@ static int rawv6_sendmsg(struct kiocb *iocb, struct sock *sk,
 	struct ipv6_txoptions *opt = NULL;
 	struct ip6_flowlabel *flowlabel = NULL;
 	struct dst_entry *dst = NULL;
-	struct flowi fl;
+	struct flowi6 fl6;
 	int addr_len = msg->msg_namelen;
 	int hlimit = -1;
 	int tclass = -1;
@@ -756,9 +755,9 @@ static int rawv6_sendmsg(struct kiocb *iocb, struct sock *sk,
 	/*
 	 *	Get and verify the address.
 	 */
-	memset(&fl, 0, sizeof(fl));
+	memset(&fl6, 0, sizeof(fl6));
 
-	fl.flowi_mark = sk->sk_mark;
+	fl6.flowi6_mark = sk->sk_mark;
 
 	if (sin6) {
 		if (addr_len < SIN6_LEN_RFC2133)
@@ -780,9 +779,9 @@ static int rawv6_sendmsg(struct kiocb *iocb, struct sock *sk,
 
 		daddr = &sin6->sin6_addr;
 		if (np->sndflow) {
-			fl.fl6_flowlabel = sin6->sin6_flowinfo&IPV6_FLOWINFO_MASK;
-			if (fl.fl6_flowlabel&IPV6_FLOWLABEL_MASK) {
-				flowlabel = fl6_sock_lookup(sk, fl.fl6_flowlabel);
+			fl6.flowlabel = sin6->sin6_flowinfo&IPV6_FLOWINFO_MASK;
+			if (fl6.flowlabel&IPV6_FLOWLABEL_MASK) {
+				flowlabel = fl6_sock_lookup(sk, fl6.flowlabel);
 				if (flowlabel == NULL)
 					return -EINVAL;
 				daddr = &flowlabel->dst;
@@ -800,32 +799,32 @@ static int rawv6_sendmsg(struct kiocb *iocb, struct sock *sk,
 		if (addr_len >= sizeof(struct sockaddr_in6) &&
 		    sin6->sin6_scope_id &&
 		    ipv6_addr_type(daddr)&IPV6_ADDR_LINKLOCAL)
-			fl.flowi_oif = sin6->sin6_scope_id;
+			fl6.flowi6_oif = sin6->sin6_scope_id;
 	} else {
 		if (sk->sk_state != TCP_ESTABLISHED)
 			return -EDESTADDRREQ;
 
 		proto = inet->inet_num;
 		daddr = &np->daddr;
-		fl.fl6_flowlabel = np->flow_label;
+		fl6.flowlabel = np->flow_label;
 	}
 
-	if (fl.flowi_oif == 0)
-		fl.flowi_oif = sk->sk_bound_dev_if;
+	if (fl6.flowi6_oif == 0)
+		fl6.flowi6_oif = sk->sk_bound_dev_if;
 
 	if (msg->msg_controllen) {
 		opt = &opt_space;
 		memset(opt, 0, sizeof(struct ipv6_txoptions));
 		opt->tot_len = sizeof(struct ipv6_txoptions);
 
-		err = datagram_send_ctl(sock_net(sk), msg, &fl, opt, &hlimit,
+		err = datagram_send_ctl(sock_net(sk), msg, &fl6, opt, &hlimit,
 					&tclass, &dontfrag);
 		if (err < 0) {
 			fl6_sock_release(flowlabel);
 			return err;
 		}
-		if ((fl.fl6_flowlabel&IPV6_FLOWLABEL_MASK) && !flowlabel) {
-			flowlabel = fl6_sock_lookup(sk, fl.fl6_flowlabel);
+		if ((fl6.flowlabel&IPV6_FLOWLABEL_MASK) && !flowlabel) {
+			flowlabel = fl6_sock_lookup(sk, fl6.flowlabel);
 			if (flowlabel == NULL)
 				return -EINVAL;
 		}
@@ -838,31 +837,31 @@ static int rawv6_sendmsg(struct kiocb *iocb, struct sock *sk,
 		opt = fl6_merge_options(&opt_space, flowlabel, opt);
 	opt = ipv6_fixup_options(&opt_space, opt);
 
-	fl.flowi_proto = proto;
-	err = rawv6_probe_proto_opt(&fl, msg);
+	fl6.flowi6_proto = proto;
+	err = rawv6_probe_proto_opt(&fl6, msg);
 	if (err)
 		goto out;
 
 	if (!ipv6_addr_any(daddr))
-		ipv6_addr_copy(&fl.fl6_dst, daddr);
+		ipv6_addr_copy(&fl6.daddr, daddr);
 	else
-		fl.fl6_dst.s6_addr[15] = 0x1; /* :: means loopback (BSD'ism) */
-	if (ipv6_addr_any(&fl.fl6_src) && !ipv6_addr_any(&np->saddr))
-		ipv6_addr_copy(&fl.fl6_src, &np->saddr);
+		fl6.daddr.s6_addr[15] = 0x1; /* :: means loopback (BSD'ism) */
+	if (ipv6_addr_any(&fl6.saddr) && !ipv6_addr_any(&np->saddr))
+		ipv6_addr_copy(&fl6.saddr, &np->saddr);
 
-	final_p = fl6_update_dst(&fl, opt, &final);
+	final_p = fl6_update_dst(&fl6, opt, &final);
 
-	if (!fl.flowi_oif && ipv6_addr_is_multicast(&fl.fl6_dst))
-		fl.flowi_oif = np->mcast_oif;
-	security_sk_classify_flow(sk, &fl);
+	if (!fl6.flowi6_oif && ipv6_addr_is_multicast(&fl6.daddr))
+		fl6.flowi6_oif = np->mcast_oif;
+	security_sk_classify_flow(sk, flowi6_to_flowi(&fl6));
 
-	dst = ip6_dst_lookup_flow(sk, &fl, final_p, true);
+	dst = ip6_dst_lookup_flow(sk, &fl6, final_p, true);
 	if (IS_ERR(dst)) {
 		err = PTR_ERR(dst);
 		goto out;
 	}
 	if (hlimit < 0) {
-		if (ipv6_addr_is_multicast(&fl.fl6_dst))
+		if (ipv6_addr_is_multicast(&fl6.daddr))
 			hlimit = np->mcast_hops;
 		else
 			hlimit = np->hop_limit;
@@ -881,17 +880,17 @@ static int rawv6_sendmsg(struct kiocb *iocb, struct sock *sk,
 
 back_from_confirm:
 	if (inet->hdrincl)
-		err = rawv6_send_hdrinc(sk, msg->msg_iov, len, &fl, &dst, msg->msg_flags);
+		err = rawv6_send_hdrinc(sk, msg->msg_iov, len, &fl6, &dst, msg->msg_flags);
 	else {
 		lock_sock(sk);
 		err = ip6_append_data(sk, ip_generic_getfrag, msg->msg_iov,
-			len, 0, hlimit, tclass, opt, &fl, (struct rt6_info*)dst,
+			len, 0, hlimit, tclass, opt, &fl6, (struct rt6_info*)dst,
 			msg->msg_flags, dontfrag);
 
 		if (err)
 			ip6_flush_pending_frames(sk);
 		else if (!(msg->msg_flags & MSG_MORE))
-			err = rawv6_push_pending_frames(sk, &fl, rp);
+			err = rawv6_push_pending_frames(sk, &fl6, rp);
 		release_sock(sk);
 	}
 done: