Use TAILQ_FOREACH macro for loops. No binary diff.

OK henning@

3 files changed, 8 insertions, 16 deletions

diff --git a/sys/netinet6/in6.c b/sys/netinet6/in6.c
index 5610b9c2191..1eddd037f19 100644
--- a/sys/netinet6/in6.c
+++ b/sys/netinet6/in6.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: in6.c,v 1.98 2012/07/14 17:23:16 sperreault Exp $	*/
+/*	$OpenBSD: in6.c,v 1.99 2012/09/19 09:47:25 bluhm Exp $	*/
 /*	$KAME: in6.c,v 1.372 2004/06/14 08:14:21 itojun Exp $	*/
 
 /*
@@ -2154,8 +2154,7 @@ in6_ifawithscope(struct ifnet *oifp, struct in6_addr *dst, u_int rdomain)
 	 * Comparing an interface with the outgoing interface will be done
 	 * only at the final stage of tiebreaking.
 	 */
-	for (ifp = TAILQ_FIRST(&ifnet); ifp; ifp = TAILQ_NEXT(ifp, if_list))
-	{
+	TAILQ_FOREACH(ifp, &ifnet, if_list) {
 		if (ifp->if_rdomain != rdomain)
 			continue;
 
@@ -2462,8 +2461,7 @@ in6_setmaxmtu(void)
 	unsigned long maxmtu = 0;
 	struct ifnet *ifp;
 
-	for (ifp = TAILQ_FIRST(&ifnet); ifp; ifp = TAILQ_NEXT(ifp, if_list))
-	{
+	TAILQ_FOREACH(ifp, &ifnet, if_list) {
 		/* this function can be called during ifnet initialization */
 		if (!ifp->if_afdata[AF_INET6])
 			continue;
diff --git a/sys/netinet6/in6_ifattach.c b/sys/netinet6/in6_ifattach.c
index 5158eee25cc..4cf9d71edc4 100644
--- a/sys/netinet6/in6_ifattach.c
+++ b/sys/netinet6/in6_ifattach.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: in6_ifattach.c,v 1.55 2012/08/21 19:50:39 bluhm Exp $	*/
+/*	$OpenBSD: in6_ifattach.c,v 1.56 2012/09/19 09:47:25 bluhm Exp $	*/
 /*	$KAME: in6_ifattach.c,v 1.124 2001/07/18 08:32:51 jinmei Exp $	*/
 
 /*
@@ -668,19 +668,14 @@ in6_ifdetach(struct ifnet *ifp)
 	nd6_purge(ifp);
 
 	/* nuke any of IPv6 addresses we have */
-	for (ifa = TAILQ_FIRST(&ifp->if_addrlist);
-	    ifa != TAILQ_END(&ifp->if_addrlist); ifa = next) {
-		next = TAILQ_NEXT(ifa, ifa_list);
+	TAILQ_FOREACH_SAFE(ifa, &ifp->if_addrlist, ifa_list, next) {
 		if (ifa->ifa_addr->sa_family != AF_INET6)
 			continue;
 		in6_purgeaddr(ifa);
 	}
 
 	/* undo everything done by in6_ifattach(), just in case */
-	for (ifa = TAILQ_FIRST(&ifp->if_addrlist);
-	    ifa != TAILQ_END(&ifp->if_addrlist); ifa = next) {
-		next = TAILQ_NEXT(ifa, ifa_list);
-
+	TAILQ_FOREACH_SAFE(ifa, &ifp->if_addrlist, ifa_list, next) {
 		if (ifa->ifa_addr->sa_family != AF_INET6
 		 || !IN6_IS_ADDR_LINKLOCAL(&satosin6(&ifa->ifa_addr)->sin6_addr)) {
 			continue;
diff --git a/sys/netinet6/nd6.c b/sys/netinet6/nd6.c
index f995e27c38f..c1a0696db3c 100644
--- a/sys/netinet6/nd6.c
+++ b/sys/netinet6/nd6.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: nd6.c,v 1.91 2012/01/03 23:41:51 bluhm Exp $	*/
+/*	$OpenBSD: nd6.c,v 1.92 2012/09/19 09:47:25 bluhm Exp $	*/
 /*	$KAME: nd6.c,v 1.280 2002/06/08 19:52:07 itojun Exp $	*/
 
 /*
@@ -1719,8 +1719,7 @@ nd6_slowtimo(void *ignored_arg)
 
 	timeout_set(&nd6_slowtimo_ch, nd6_slowtimo, NULL);
 	timeout_add_sec(&nd6_slowtimo_ch, ND6_SLOWTIMER_INTERVAL);
-	for (ifp = TAILQ_FIRST(&ifnet); ifp; ifp = TAILQ_NEXT(ifp, if_list))
-	{
+	TAILQ_FOREACH(ifp, &ifnet, if_list) {
 		nd6if = ND_IFINFO(ifp);
 		if (nd6if->basereachable && /* already initialized */
 		    (nd6if->recalctm -= ND6_SLOWTIMER_INTERVAL) <= 0) {