Space cleanup

Approved by:	re (rwatson)

24 files changed, 163 insertions, 163 deletions

diff --git a/sys/netinet6/frag6.c b/sys/netinet6/frag6.c
index 5d5b386..8bb4fa9 100644
--- a/sys/netinet6/frag6.c
+++ b/sys/netinet6/frag6.c
@@ -257,7 +257,7 @@ frag6_input(struct mbuf **mp, int *offp, int proto)
 		q6->ip6q_nxtp	= (u_char *)nxtp;
 #endif
 		q6->ip6q_ident	= ip6f->ip6f_ident;
-		q6->ip6q_ttl 	= IPV6_FRAGTTL;
+		q6->ip6q_ttl	= IPV6_FRAGTTL;
 		q6->ip6q_src	= ip6->ip6_src;
 		q6->ip6q_dst	= ip6->ip6_dst;
 		q6->ip6q_ecn	=
diff --git a/sys/netinet6/icmp6.c b/sys/netinet6/icmp6.c
index c58afa4..91f8be6 100644
--- a/sys/netinet6/icmp6.c
+++ b/sys/netinet6/icmp6.c
@@ -1932,7 +1932,7 @@ icmp6_rip6_input(struct mbuf **mp, int off)
 				MGET(n, M_DONTWAIT, m->m_type);
 				if (n != NULL) {
 					if (m_dup_pkthdr(n, m, M_NOWAIT)) {
-						bcopy(m->m_data, n->m_data, 
+						bcopy(m->m_data, n->m_data,
 						      m->m_len);
 						n->m_len = m->m_len;
 					} else {
@@ -1983,7 +1983,7 @@ icmp6_rip6_input(struct mbuf **mp, int off)
 				if (m_dup_pkthdr(n, m, M_NOWAIT)) {
 					bcopy(m->m_data, n->m_data, m->m_len);
 					n->m_len = m->m_len;
-					
+
 					m_freem(m);
 					m = n;
 				} else {
diff --git a/sys/netinet6/in6.c b/sys/netinet6/in6.c
index 76eb35b..e801ef4 100644
--- a/sys/netinet6/in6.c
+++ b/sys/netinet6/in6.c
@@ -661,7 +661,7 @@ in6_control(struct socket *so, u_long cmd, caddr_t data,
 			return (error);
 		if ((ia = in6ifa_ifpwithaddr(ifp, &ifra->ifra_addr.sin6_addr))
 		    == NULL) {
-		    	/*
+			/*
 			 * this can happen when the user specify the 0 valid
 			 * lifetime.
 			 */
@@ -1398,7 +1398,7 @@ in6_unlink_ifa(struct in6_ifaddr *ia, struct ifnet *ifp)
 	/*
 	 * Also, if the address being removed is autoconf'ed, call
 	 * pfxlist_onlink_check() since the release might affect the status of
-	 * other (detached) addresses. 
+	 * other (detached) addresses.
 	 */
 	if ((oia->ia6_flags & IN6_IFF_AUTOCONF)) {
 		pfxlist_onlink_check();
@@ -1517,7 +1517,7 @@ in6_lifaddr_ioctl(struct socket *so, u_long cmd, caddr_t data,
 				return EADDRNOTAVAIL;
 			hostid = IFA_IN6(ifa);
 
-		 	/* prefixlen must be <= 64. */
+			/* prefixlen must be <= 64. */
 			if (64 < iflr->prefixlen)
 				return EINVAL;
 			prefixlen = iflr->prefixlen;
diff --git a/sys/netinet6/in6.h b/sys/netinet6/in6.h
index f5c0727..ca2abd0 100644
--- a/sys/netinet6/in6.h
+++ b/sys/netinet6/in6.h
@@ -317,7 +317,7 @@ extern const struct in6_addr in6addr_linklocal_allrouters;
 	(IN6_IS_ADDR_MULTICAST(a) &&	\
 	 (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_LINKLOCAL))
 #define IN6_IS_ADDR_MC_SITELOCAL(a)	\
-	(IN6_IS_ADDR_MULTICAST(a) && 	\
+	(IN6_IS_ADDR_MULTICAST(a) &&	\
 	 (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_SITELOCAL))
 #define IN6_IS_ADDR_MC_ORGLOCAL(a)	\
 	(IN6_IS_ADDR_MULTICAST(a) &&	\
@@ -333,7 +333,7 @@ extern const struct in6_addr in6addr_linklocal_allrouters;
 	(IN6_IS_ADDR_MULTICAST(a) &&	\
 	 (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_LINKLOCAL))
 #define IN6_IS_ADDR_MC_SITELOCAL(a)	\
-	(IN6_IS_ADDR_MULTICAST(a) && 	\
+	(IN6_IS_ADDR_MULTICAST(a) &&	\
 	 (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_SITELOCAL))
 #define IN6_IS_ADDR_MC_ORGLOCAL(a)	\
 	(IN6_IS_ADDR_MULTICAST(a) &&	\
@@ -352,9 +352,9 @@ extern const struct in6_addr in6addr_linklocal_allrouters;
 	 (IN6_IS_ADDR_MC_LINKLOCAL(a)))
 #define	IN6_IS_SCOPE_EMBED(a)			\
 	((IN6_IS_ADDR_LINKLOCAL(a)) ||		\
-	 (IN6_IS_ADDR_MC_LINKLOCAL(a)) || 	\
+	 (IN6_IS_ADDR_MC_LINKLOCAL(a)) ||	\
 	 (IN6_IS_ADDR_MC_INTFACELOCAL(a)))
-                          
+
 #define IFA6_IS_DEPRECATED(a) \
 	((a)->ia6_lifetime.ia6t_pltime != ND6_INFINITE_LIFETIME && \
 	 (u_int32_t)((time_second - (a)->ia6_updatetime)) > \
@@ -413,7 +413,7 @@ struct route_in6 {
 #define IPV6_BINDV6ONLY		IPV6_V6ONLY
 #endif
 
-#ifdef IPSEC 
+#ifdef IPSEC
 #define IPV6_IPSEC_POLICY	28 /* struct; get/set security policy */
 #endif /* IPSEC */
 
diff --git a/sys/netinet6/in6_gif.c b/sys/netinet6/in6_gif.c
index d2f1ecf..b925e36 100644
--- a/sys/netinet6/in6_gif.c
+++ b/sys/netinet6/in6_gif.c
@@ -136,16 +136,16 @@ in6_gif_output(struct ifnet *ifp,
 	    }
 #endif
 	case AF_LINK:
- 		proto = IPPROTO_ETHERIP;
- 		eiphdr.eip_ver = ETHERIP_VERSION & ETHERIP_VER_VERS_MASK;
- 		eiphdr.eip_pad = 0;
- 		/* prepend Ethernet-in-IP header */
- 		M_PREPEND(m, sizeof(struct etherip_header), M_DONTWAIT);
- 		if (m && m->m_len < sizeof(struct etherip_header))
- 			m = m_pullup(m, sizeof(struct etherip_header));
- 		if (m == NULL)
- 			return ENOBUFS;
- 		bcopy(&eiphdr, mtod(m, struct etherip_header *),
+		proto = IPPROTO_ETHERIP;
+		eiphdr.eip_ver = ETHERIP_VERSION & ETHERIP_VER_VERS_MASK;
+		eiphdr.eip_pad = 0;
+		/* prepend Ethernet-in-IP header */
+		M_PREPEND(m, sizeof(struct etherip_header), M_DONTWAIT);
+		if (m && m->m_len < sizeof(struct etherip_header))
+			m = m_pullup(m, sizeof(struct etherip_header));
+		if (m == NULL)
+			return ENOBUFS;
+		bcopy(&eiphdr, mtod(m, struct etherip_header *),
 		    sizeof(struct etherip_header));
 		break;
 
@@ -313,9 +313,9 @@ in6_gif_input(struct mbuf **mp, int *offp, int proto)
 		break;
 	    }
 #endif
- 	case IPPROTO_ETHERIP:
- 		af = AF_LINK;
- 		break;	
+	case IPPROTO_ETHERIP:
+		af = AF_LINK;
+		break;
 
 	default:
 		ip6stat.ip6s_nogif++;
diff --git a/sys/netinet6/in6_pcb.c b/sys/netinet6/in6_pcb.c
index cc5f95f..f21a0f6 100644
--- a/sys/netinet6/in6_pcb.c
+++ b/sys/netinet6/in6_pcb.c
@@ -1,6 +1,6 @@
 /*	$FreeBSD$	*/
 /*	$KAME: in6_pcb.c,v 1.31 2001/05/21 05:45:10 jinmei Exp $	*/
-  
+
 /*-
  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
  * All rights reserved.
@@ -191,8 +191,8 @@ in6_pcbbind(register struct inpcb *inp, struct sockaddr *nam,
 				    (so->so_type != SOCK_STREAM ||
 				     IN6_IS_ADDR_UNSPECIFIED(&t->in6p_faddr)) &&
 				    (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr) ||
-			    	     !IN6_IS_ADDR_UNSPECIFIED(&t->in6p_laddr) ||
-				     (t->inp_socket->so_options & SO_REUSEPORT) 
+				     !IN6_IS_ADDR_UNSPECIFIED(&t->in6p_laddr) ||
+				     (t->inp_socket->so_options & SO_REUSEPORT)
 				      == 0) && (so->so_cred->cr_uid !=
 				     t->inp_socket->so_cred->cr_uid))
 					return (EADDRINUSE);
@@ -218,7 +218,7 @@ in6_pcbbind(register struct inpcb *inp, struct sockaddr *nam,
 			t = in6_pcblookup_local(pcbinfo, &sin6->sin6_addr,
 						lport, wild);
 			if (t && (reuseport & ((t->inp_vflag & INP_TIMEWAIT) ?
-			    intotw(t)->tw_so_options : 
+			    intotw(t)->tw_so_options :
 			    t->inp_socket->so_options)) == 0)
 				return (EADDRINUSE);
 			if ((inp->inp_flags & IN6P_IPV6_V6ONLY) == 0 &&
@@ -229,17 +229,17 @@ in6_pcbbind(register struct inpcb *inp, struct sockaddr *nam,
 				t = in_pcblookup_local(pcbinfo, sin.sin_addr,
 						       lport, wild);
 				if (t && t->inp_vflag & INP_TIMEWAIT) {
-					if ((reuseport & 
+					if ((reuseport &
 					    intotw(t)->tw_so_options) == 0 &&
 					    (ntohl(t->inp_laddr.s_addr) !=
-					     INADDR_ANY || ((inp->inp_vflag & 
-					     INP_IPV6PROTO) == 
+					     INADDR_ANY || ((inp->inp_vflag &
+					     INP_IPV6PROTO) ==
 					     (t->inp_vflag & INP_IPV6PROTO))))
 						return (EADDRINUSE);
 				}
-				else if (t && 
-				    (reuseport & t->inp_socket->so_options) 
-				    == 0 && (ntohl(t->inp_laddr.s_addr) != 
+				else if (t &&
+				    (reuseport & t->inp_socket->so_options)
+				    == 0 && (ntohl(t->inp_laddr.s_addr) !=
 				    INADDR_ANY || INP_SOCKAF(so) ==
 				     INP_SOCKAF(t->inp_socket)))
 					return (EADDRINUSE);
@@ -425,8 +425,8 @@ in6_pcbfree(struct inpcb *inp)
 #endif /* IPSEC */
 	inp->inp_gencnt = ++ipi->ipi_gencnt;
 	in_pcbremlists(inp);
- 	ip6_freepcbopts(inp->in6p_outputopts);
- 	ip6_freemoptions(inp->in6p_moptions);
+	ip6_freepcbopts(inp->in6p_outputopts);
+	ip6_freemoptions(inp->in6p_moptions);
 	/* Check and free IPv4 related resources in case of mapped addr */
 	if (inp->inp_options)
 		(void)m_free(inp->inp_options);
@@ -605,11 +605,11 @@ in6_pcbnotify(struct inpcbinfo *pcbinfo, struct sockaddr *dst,
 	errno = inet6ctlerrmap[cmd];
 	head = pcbinfo->ipi_listhead;
 	INP_INFO_WLOCK(pcbinfo);
- 	for (inp = LIST_FIRST(head); inp != NULL; inp = ninp) {
+	for (inp = LIST_FIRST(head); inp != NULL; inp = ninp) {
 		INP_LOCK(inp);
- 		ninp = LIST_NEXT(inp, inp_list);
+		ninp = LIST_NEXT(inp, inp_list);
 
- 		if ((inp->inp_vflag & INP_IPV6) == 0) {
+		if ((inp->inp_vflag & INP_IPV6) == 0) {
 			INP_UNLOCK(inp);
 			continue;
 		}
diff --git a/sys/netinet6/in6_proto.c b/sys/netinet6/in6_proto.c
index 08c46bc..849c83e 100644
--- a/sys/netinet6/in6_proto.c
+++ b/sys/netinet6/in6_proto.c
@@ -169,39 +169,39 @@ struct ip6protosw inet6sw[] = {
 	.pr_usrreqs =		&tcp6_usrreqs,
 },
 #ifdef SCTP
-{ 
-	.pr_type = 	SOCK_DGRAM,
-	.pr_domain =  	&inet6domain,
-        .pr_protocol = 	IPPROTO_SCTP,
-        .pr_flags = 	PR_WANTRCVD,
-        .pr_input = 	sctp6_input,
-        .pr_ctlinput =  sctp6_ctlinput,	
+{
+	.pr_type =	SOCK_DGRAM,
+	.pr_domain =	&inet6domain,
+        .pr_protocol =	IPPROTO_SCTP,
+        .pr_flags =	PR_WANTRCVD,
+        .pr_input =	sctp6_input,
+        .pr_ctlinput =  sctp6_ctlinput,
         .pr_ctloutput = sctp_ctloutput,
-        .pr_drain = 	sctp_drain,
-        .pr_usrreqs = 	&sctp6_usrreqs
+        .pr_drain =	sctp_drain,
+        .pr_usrreqs =	&sctp6_usrreqs
 },
 {
-	.pr_type = 	SOCK_SEQPACKET,
-	.pr_domain =  	&inet6domain,
-        .pr_protocol = 	IPPROTO_SCTP,
-        .pr_flags = 	PR_WANTRCVD,
-        .pr_input = 	sctp6_input,
-        .pr_ctlinput =  sctp6_ctlinput,	
+	.pr_type =	SOCK_SEQPACKET,
+	.pr_domain =	&inet6domain,
+        .pr_protocol =	IPPROTO_SCTP,
+        .pr_flags =	PR_WANTRCVD,
+        .pr_input =	sctp6_input,
+        .pr_ctlinput =  sctp6_ctlinput,
         .pr_ctloutput = sctp_ctloutput,
-        .pr_drain = 	sctp_drain,
-        .pr_usrreqs = 	&sctp6_usrreqs
+        .pr_drain =	sctp_drain,
+        .pr_usrreqs =	&sctp6_usrreqs
 },
 
-{ 
-	.pr_type = 	SOCK_STREAM,
-	.pr_domain =  	&inet6domain,
-        .pr_protocol = 	IPPROTO_SCTP,
-        .pr_flags = 	PR_WANTRCVD,
-        .pr_input = 	sctp6_input,
-        .pr_ctlinput =  sctp6_ctlinput,	
+{
+	.pr_type =	SOCK_STREAM,
+	.pr_domain =	&inet6domain,
+        .pr_protocol =	IPPROTO_SCTP,
+        .pr_flags =	PR_WANTRCVD,
+        .pr_input =	sctp6_input,
+        .pr_ctlinput =  sctp6_ctlinput,
         .pr_ctloutput = sctp_ctloutput,
-        .pr_drain = 	sctp_drain,
-        .pr_usrreqs = 	&sctp6_usrreqs
+        .pr_drain =	sctp_drain,
+        .pr_usrreqs =	&sctp6_usrreqs
 },
 #endif /* SCTP */
 {
@@ -377,7 +377,7 @@ int	ip6_accept_rtadv = 0;	/* "IPV6FORWARDING ? 0 : 1" is dangerous */
 int	ip6_maxfragpackets;	/* initialized in frag6.c:frag6_init() */
 int	ip6_maxfrags;	/* initialized in frag6.c:frag6_init() */
 int	ip6_log_interval = 5;
-int	ip6_hdrnestlimit = 15;	/* How many header options will we process? */ 
+int	ip6_hdrnestlimit = 15;	/* How many header options will we process? */
 int	ip6_dad_count = 1;	/* DupAddrDetectionTransmits */
 int	ip6_auto_flowlabel = 1;
 int	ip6_gif_hlim = 0;
@@ -481,7 +481,7 @@ sysctl_ip6_tempvltime(SYSCTL_HANDLER_ARGS)
 }
 
 SYSCTL_INT(_net_inet6_ip6, IPV6CTL_FORWARDING,
-	forwarding, CTLFLAG_RW, 	&ip6_forwarding,	0, "");
+	forwarding, CTLFLAG_RW,		&ip6_forwarding,	0, "");
 SYSCTL_INT(_net_inet6_ip6, IPV6CTL_SENDREDIRECTS,
 	redirect, CTLFLAG_RW,		&ip6_sendredirects,	0, "");
 SYSCTL_INT(_net_inet6_ip6, IPV6CTL_DEFHLIM,
@@ -534,7 +534,7 @@ SYSCTL_INT(_net_inet6_ip6, IPV6CTL_USE_DEFAULTZONE,
 SYSCTL_INT(_net_inet6_ip6, IPV6CTL_MAXFRAGS,
 	maxfrags, CTLFLAG_RW,		&ip6_maxfrags,	0, "");
 SYSCTL_INT(_net_inet6_ip6, IPV6CTL_MCAST_PMTU,
-	mcast_pmtu, CTLFLAG_RW, 	&ip6_mcast_pmtu,	0, "");
+	mcast_pmtu, CTLFLAG_RW,		&ip6_mcast_pmtu,	0, "");
 #ifdef IPSTEALTH
 SYSCTL_INT(_net_inet6_ip6, IPV6CTL_STEALTH, stealth, CTLFLAG_RW,
 	&ip6stealth, 0, "");
diff --git a/sys/netinet6/in6_rmx.c b/sys/netinet6/in6_rmx.c
index 6e09e0e..775699d 100644
--- a/sys/netinet6/in6_rmx.c
+++ b/sys/netinet6/in6_rmx.c
@@ -110,7 +110,7 @@ extern int	in6_inithead __P((void **head, int off));
  */
 static struct radix_node *
 in6_addroute(void *v_arg, void *n_arg, struct radix_node_head *head,
-	    struct radix_node *treenodes)
+    struct radix_node *treenodes)
 {
 	struct rtentry *rt = (struct rtentry *)treenodes;
 	struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)rt_key(rt);
diff --git a/sys/netinet6/in6_src.c b/sys/netinet6/in6_src.c
index 99f1127..d83ffc2 100644
--- a/sys/netinet6/in6_src.c
+++ b/sys/netinet6/in6_src.c
@@ -147,13 +147,13 @@ static struct in6_addrpolicy *match_addrsel_policy __P((struct sockaddr_in6 *));
 		sizeof(ip6stat.ip6s_sources_rule[0])) /* check for safety */ \
 		ip6stat.ip6s_sources_rule[(r)]++; \
 	/* printf("in6_selectsrc: keep %s against %s by %d\n", ia_best ? ip6_sprintf(&ia_best->ia_addr.sin6_addr) : "none", ip6_sprintf(&ia->ia_addr.sin6_addr), (r)); */ \
-	goto next; 		/* XXX: we can't use 'continue' here */ \
+	goto next;		/* XXX: we can't use 'continue' here */ \
 } while(0)
 #define BREAK(r) do { \
 	if ((r) < sizeof(ip6stat.ip6s_sources_rule) / \
 		sizeof(ip6stat.ip6s_sources_rule[0])) /* check for safety */ \
 		ip6stat.ip6s_sources_rule[(r)]++; \
-	goto out; 		/* XXX: we can't use 'break' here */ \
+	goto out;		/* XXX: we can't use 'break' here */ \
 } while(0)
 
 struct in6_addr *
diff --git a/sys/netinet6/ip6_forward.c b/sys/netinet6/ip6_forward.c
index 291b67a..0f1ad8e 100644
--- a/sys/netinet6/ip6_forward.c
+++ b/sys/netinet6/ip6_forward.c
@@ -316,10 +316,10 @@ ip6_forward(struct mbuf *m, int srcrt)
 		m_freem(m);
 		return;
 	} else {
-		/* 
-		 * In the FAST IPSec case we have already 
+		/*
+		 * In the FAST IPSec case we have already
 		 * re-injected the packet and it has been freed
-		 * by the ipsec_done() function.  So, just clean 
+		 * by the ipsec_done() function.  So, just clean
 		 * up after ourselves.
 		 */
 		m = NULL;
@@ -385,7 +385,7 @@ ip6_forward(struct mbuf *m, int srcrt)
 		dst->sin6_family = AF_INET6;
 		dst->sin6_addr = ip6->ip6_dst;
 
-  		rtalloc((struct route *)&ip6_forward_rt);
+		rtalloc((struct route *)&ip6_forward_rt);
 		if (ip6_forward_rt.ro_rt == 0) {
 			ip6stat.ip6s_noroute++;
 			in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_noroute);
diff --git a/sys/netinet6/ip6_input.c b/sys/netinet6/ip6_input.c
index 7367a51..eb78657 100644
--- a/sys/netinet6/ip6_input.c
+++ b/sys/netinet6/ip6_input.c
@@ -432,7 +432,7 @@ passin:
 	 * Multicast check
 	 */
 	if (IN6_IS_ADDR_MULTICAST(&ip6->ip6_dst)) {
-	  	struct in6_multi *in6m = 0;
+		struct in6_multi *in6m = 0;
 
 		in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_mcast);
 		/*
@@ -1242,7 +1242,7 @@ ip6_savecontrol(struct inpcb *in6p, struct mbuf *m, struct mbuf **mp)
 
 			default:
 				/*
-			 	 * other cases have been filtered in the above.
+				 * other cases have been filtered in the above.
 				 * none will visit this case.  here we supply
 				 * the code just in case (nxt overwritten or
 				 * other cases).
diff --git a/sys/netinet6/ip6_ipsec.c b/sys/netinet6/ip6_ipsec.c
index 6900681..12b43f2 100644
--- a/sys/netinet6/ip6_ipsec.c
+++ b/sys/netinet6/ip6_ipsec.c
@@ -110,7 +110,7 @@ ip6_ipsec_fwd(struct mbuf *m)
 		sp = ipsec_getpolicy(tdbi, IPSEC_DIR_INBOUND);
 	} else {
 		sp = ipsec_getpolicybyaddr(m, IPSEC_DIR_INBOUND,
-					   IP_FORWARDING, &error);   
+					   IP_FORWARDING, &error);
 	}
 	if (sp == NULL) {	/* NB: can happen if error */
 		splx(s);
@@ -161,7 +161,7 @@ ip6_ipsec_input(struct mbuf *m, int nxt)
 		 * done.  If so, then just pass it along.  This tag gets
 		 * set during AH, ESP, etc. input handling, before the
 		 * packet is returned to the ip input queue for delivery.
-		 */ 
+		 */
 		mtag = m_tag_find(m, PACKET_TAG_IPSEC_IN_DONE, NULL);
 		s = splnet();
 		if (mtag != NULL) {
@@ -169,7 +169,7 @@ ip6_ipsec_input(struct mbuf *m, int nxt)
 			sp = ipsec_getpolicy(tdbi, IPSEC_DIR_INBOUND);
 		} else {
 			sp = ipsec_getpolicybyaddr(m, IPSEC_DIR_INBOUND,
-						   IP_FORWARDING, &error);   
+						   IP_FORWARDING, &error);
 		}
 		if (sp != NULL) {
 			/*
@@ -194,12 +194,12 @@ ip6_ipsec_input(struct mbuf *m, int nxt)
 /*
  * Called from ip6_output().
  * 1 = drop packet, 0 = continue processing packet,
- * -1 = packet was reinjected and stop processing packet 
- */ 
+ * -1 = packet was reinjected and stop processing packet
+ */
 
 int
 ip6_ipsec_output(struct mbuf **m, struct inpcb *inp, int *flags, int *error,
-		 struct ifnet **ifp, struct secpolicy **sp)
+    struct ifnet **ifp, struct secpolicy **sp)
 {
 #ifdef IPSEC
 	struct tdb_ident *tdbi;
@@ -221,7 +221,7 @@ ip6_ipsec_output(struct mbuf **m, struct inpcb *inp, int *flags, int *error,
 
 	/*
 	 * There are four return cases:
-	 *    sp != NULL	 	    apply IPsec policy
+	 *    sp != NULL		    apply IPsec policy
 	 *    sp == NULL, error == 0	    no IPsec handling needed
 	 *    sp == NULL, error == -EINVAL  discard packet w/o error
 	 *    sp == NULL, error != 0	    discard packet, report error
diff --git a/sys/netinet6/ip6_mroute.c b/sys/netinet6/ip6_mroute.c
index b2f6b08..67b29b7 100644
--- a/sys/netinet6/ip6_mroute.c
+++ b/sys/netinet6/ip6_mroute.c
@@ -158,7 +158,7 @@ SYSCTL_STRUCT(_net_inet6_ip6, OID_AUTO, mrt6stat, CTLFLAG_RW,
     &mrt6stat, mrt6stat,
     "Multicast Routing Statistics (struct mrt6stat, netinet6/ip6_mroute.h)");
 
-#define NO_RTE_FOUND 	0x1
+#define NO_RTE_FOUND	0x1
 #define RTE_FOUND	0x2
 
 static struct mf6c *mf6ctable[MF6CTBLSIZ];
@@ -200,9 +200,9 @@ extern struct socket *ip_mrouter;
  * by a broken gateway).  Different from IPv4 register_if,
  * these interfaces are linked into the system ifnet list,
  * because per-interface IPv6 statistics are maintained in
- * ifp->if_afdata.  But it does not have any routes point 
+ * ifp->if_afdata.  But it does not have any routes point
  * to them.  I.e., packets can't be sent this way.  They
- * only exist as a placeholder for multicast source 
+ * only exist as a placeholder for multicast source
  * verification.
  */
 static struct ifnet *multicast_register_if6;
@@ -621,8 +621,8 @@ add_m6if(struct mif6ctl *mifcp)
 			if_attach(ifp);
 			multicast_register_if6 = ifp;
 			reg_mif_num = mifcp->mif6c_mifi;
-			/* 
-			 * it is impossible to guess the ifindex of the 
+			/*
+			 * it is impossible to guess the ifindex of the
 			 * register interface.  So mif6c_pifi is automatically
 			 * calculated.
 			 */
@@ -917,11 +917,11 @@ collate(struct timeval *t)
 static int
 del_m6fc(struct mf6cctl *mfccp)
 {
-	struct sockaddr_in6 	origin;
-	struct sockaddr_in6 	mcastgrp;
-	struct mf6c 		*rt;
-	struct mf6c	 	**nptr;
-	u_long 		hash;
+	struct sockaddr_in6	origin;
+	struct sockaddr_in6	mcastgrp;
+	struct mf6c		*rt;
+	struct mf6c		**nptr;
+	u_long		hash;
 	int s;
 
 	origin = mfccp->mf6cc_origin;
diff --git a/sys/netinet6/ip6_mroute.h b/sys/netinet6/ip6_mroute.h
index 2a5b3e5..ebdf8ac 100644
--- a/sys/netinet6/ip6_mroute.h
+++ b/sys/netinet6/ip6_mroute.h
@@ -100,8 +100,8 @@ typedef	struct if_set {
  * Argument structure for MRT6_ADD_IF.
  */
 struct mif6ctl {
-	mifi_t	    mif6c_mifi;	    	/* the index of the mif to be added  */
-	u_char	    mif6c_flags;     	/* MIFF_ flags defined below         */
+	mifi_t	    mif6c_mifi;		/* the index of the mif to be added  */
+	u_char	    mif6c_flags;	/* MIFF_ flags defined below         */
 	u_short	    mif6c_pifi;		/* the index of the physical IF */
 };
 
@@ -129,10 +129,10 @@ struct mrt6stat {
 	u_quad_t mrt6s_cant_tunnel;	/* no room for tunnel options      */
 	u_quad_t mrt6s_wrong_if;	/* arrived on wrong interface	   */
 	u_quad_t mrt6s_upq_ovflw;	/* upcall Q overflow		   */
-	u_quad_t mrt6s_cache_cleanups;	/* # entries with no upcalls 	   */
-	u_quad_t mrt6s_drop_sel;     	/* pkts dropped selectively        */
-	u_quad_t mrt6s_q_overflow;    	/* pkts dropped - Q overflow       */
-	u_quad_t mrt6s_pkt2large;     	/* pkts dropped - size > BKT SIZE  */
+	u_quad_t mrt6s_cache_cleanups;	/* # entries with no upcalls	   */
+	u_quad_t mrt6s_drop_sel;	/* pkts dropped selectively        */
+	u_quad_t mrt6s_q_overflow;	/* pkts dropped - Q overflow       */
+	u_quad_t mrt6s_pkt2large;	/* pkts dropped - size > BKT SIZE  */
 	u_quad_t mrt6s_upq_sockfull;	/* upcalls dropped - socket full   */
 };
 
@@ -204,10 +204,10 @@ struct sioc_mif_req6 {
  * The kernel's multicast-interface structure.
  */
 struct mif6 {
-        u_char   	m6_flags;     	/* MIFF_ flags defined above         */
-	u_int      	m6_rate_limit; 	/* max rate			     */
-	struct in6_addr	m6_lcl_addr;   	/* local interface address           */
-	struct ifnet    *m6_ifp;     	/* pointer to interface              */
+        u_char		m6_flags;	/* MIFF_ flags defined above         */
+	u_int		m6_rate_limit;	/* max rate			     */
+	struct in6_addr	m6_lcl_addr;	/* local interface address           */
+	struct ifnet    *m6_ifp;	/* pointer to interface              */
 	u_quad_t	m6_pkt_in;	/* # pkts in on interface            */
 	u_quad_t	m6_pkt_out;	/* # pkts out on interface           */
 	u_quad_t	m6_bytes_in;	/* # bytes in on interface	     */
@@ -225,13 +225,13 @@ struct mif6 {
 struct mf6c {
 	struct sockaddr_in6  mf6c_origin;	/* IPv6 origin of mcasts     */
 	struct sockaddr_in6  mf6c_mcastgrp;	/* multicast group associated*/
-	mifi_t	    	 mf6c_parent; 		/* incoming IF               */
+	mifi_t		 mf6c_parent;		/* incoming IF               */
 	struct if_set	 mf6c_ifset;		/* set of outgoing IFs */
 
-	u_quad_t    	mf6c_pkt_cnt;		/* pkt count for src-grp     */
-	u_quad_t    	mf6c_byte_cnt;		/* byte count for src-grp    */
-	u_quad_t    	mf6c_wrong_if;		/* wrong if for src-grp	     */
-	int	    	mf6c_expire;		/* time to clean entry up    */
+	u_quad_t	mf6c_pkt_cnt;		/* pkt count for src-grp     */
+	u_quad_t	mf6c_byte_cnt;		/* byte count for src-grp    */
+	u_quad_t	mf6c_wrong_if;		/* wrong if for src-grp	     */
+	int		mf6c_expire;		/* time to clean entry up    */
 	struct timeval  mf6c_last_assert;	/* last time I sent an assert*/
 	struct rtdetq  *mf6c_stall;		/* pkts waiting for route */
 	struct mf6c    *mf6c_next;		/* hash table linkage */
@@ -244,8 +244,8 @@ struct mf6c {
  */
 #ifndef _NETINET_IP_MROUTE_H_
 struct rtdetq {		/* XXX: rtdetq is also defined in ip_mroute.h */
-    struct mbuf 	*m;		/* A copy of the packet	    	    */
-    struct ifnet	*ifp;		/* Interface pkt came in on 	    */
+    struct mbuf		*m;		/* A copy of the packet		    */
+    struct ifnet	*ifp;		/* Interface pkt came in on	    */
 #ifdef UPCALL_TIMING
     struct timeval	t;		/* Timestamp */
 #endif /* UPCALL_TIMING */
diff --git a/sys/netinet6/ip6_output.c b/sys/netinet6/ip6_output.c
index 9f2f8eb..e1a721a 100644
--- a/sys/netinet6/ip6_output.c
+++ b/sys/netinet6/ip6_output.c
@@ -147,7 +147,7 @@ static int copypktopts __P((struct ip6_pktopts *, struct ip6_pktopts *, int));
     } while (/*CONSTCOND*/ 0)
 
 /*
- * Form a chain of extension headers. 
+ * Form a chain of extension headers.
  * m is the extension header mbuf
  * mp is the previous mbuf in the chain
  * p is the next header
@@ -218,7 +218,7 @@ ip6_output(struct mbuf *m0, struct ip6_pktopts *opt,
 		printf ("ip6 is NULL");
 		goto bad;
 	}
-		
+
 	finaldst = ip6->ip6_dst;
 
 	bzero(&exthdrs, sizeof(exthdrs));
@@ -246,7 +246,7 @@ ip6_output(struct mbuf *m0, struct ip6_pktopts *opt,
 		MAKE_EXTHDR(opt->ip6po_dest2, &exthdrs.ip6e_dest2);
 	}
 
-	/* 
+	/*
 	 * IPSec checking which handles several cases.
 	 * FAST IPSEC: We re-injected the packet.
 	 */
@@ -256,7 +256,7 @@ ip6_output(struct mbuf *m0, struct ip6_pktopts *opt,
 	case 1:                 /* Bad packet */
 		goto freehdrs;
 	case -1:                /* Do IPSec */
-		needipsec = 1;  
+		needipsec = 1;
 	case 0:                 /* No IPSec */
 	default:
 		break;
@@ -268,16 +268,16 @@ ip6_output(struct mbuf *m0, struct ip6_pktopts *opt,
 	 * Keep the length of the unfragmentable part for fragmentation.
 	 */
 	optlen = 0;
-	if (exthdrs.ip6e_hbh) 
+	if (exthdrs.ip6e_hbh)
 		optlen += exthdrs.ip6e_hbh->m_len;
-	if (exthdrs.ip6e_dest1) 
+	if (exthdrs.ip6e_dest1)
 		optlen += exthdrs.ip6e_dest1->m_len;
-	if (exthdrs.ip6e_rthdr) 
+	if (exthdrs.ip6e_rthdr)
 		optlen += exthdrs.ip6e_rthdr->m_len;
 	unfragpartlen = optlen + sizeof(struct ip6_hdr);
 
 	/* NOTE: we don't add AH/ESP length here. do that later. */
-	if (exthdrs.ip6e_dest2) 
+	if (exthdrs.ip6e_dest2)
 		optlen += exthdrs.ip6e_dest2->m_len;
 
 	/*
@@ -330,7 +330,7 @@ ip6_output(struct mbuf *m0, struct ip6_pktopts *opt,
 	 */
 	u_char *nexthdrp = &ip6->ip6_nxt;
 	mprev = m;
-	
+
 	/*
 	 * we treat dest2 specially.  this makes IPsec processing
 	 * much easier.  the goal here is to make mprev point the
@@ -347,7 +347,7 @@ ip6_output(struct mbuf *m0, struct ip6_pktopts *opt,
 		*mtod(exthdrs.ip6e_dest2, u_char *) = ip6->ip6_nxt;
 		ip6->ip6_nxt = IPPROTO_DSTOPTS;
 	}
-	
+
 	/*
 	 * result: IPv6 hbh dest1 rthdr dest2 payload
 	 * m will point to IPv6 header.  mprev will point to the
@@ -358,24 +358,24 @@ ip6_output(struct mbuf *m0, struct ip6_pktopts *opt,
 		   IPPROTO_DSTOPTS);
 	MAKE_CHAIN(exthdrs.ip6e_rthdr, mprev, nexthdrp,
 		   IPPROTO_ROUTING);
-	
+
 #ifdef IPSEC
 	if (!needipsec)
 		goto skip_ipsec2;
-	
+
 	/*
 	 * pointers after IPsec headers are not valid any more.
 	 * other pointers need a great care too.
 	 * (IPsec routines should not mangle mbufs prior to AH/ESP)
 	 */
 	exthdrs.ip6e_dest2 = NULL;
-	
+
 	if (exthdrs.ip6e_rthdr) {
 		rh = mtod(exthdrs.ip6e_rthdr, struct ip6_rthdr *);
 		segleft_org = rh->ip6r_segleft;
 		rh->ip6r_segleft = 0;
 	}
-	
+
 	bzero(&state, sizeof(state));
 	state.m = m;
 	error = ipsec6_output_trans(&state, nexthdrp, mprev, sp, flags,
@@ -401,15 +401,15 @@ ip6_output(struct mbuf *m0, struct ip6_pktopts *opt,
 		}
 		goto bad;
 	} else if (!needipsectun) {
-		/* 
-		 * In the FAST IPSec case we have already 
+		/*
+		 * In the FAST IPSec case we have already
 		 * re-injected the packet and it has been freed
-		 * by the ipsec_done() function.  So, just clean 
+		 * by the ipsec_done() function.  So, just clean
 		 * up after ourselves.
-		 */		
+		 */
 		m = NULL;
 		goto done;
-	}	
+	}
 	if (exthdrs.ip6e_rthdr) {
 		/* ah6_output doesn't modify mbuf chain */
 		rh->ip6r_segleft = segleft_org;
@@ -493,7 +493,7 @@ skip_ipsec2:;
 	dst = (struct sockaddr_in6 *)&ro->ro_dst;
 
 again:
- 	/*
+	/*
 	 * if specified, try to fill in the traffic class field.
 	 * do not override if a non-zero value is already set.
 	 * we check the diffserv field and the ecn field separately.
@@ -568,10 +568,10 @@ again:
 			}
 			goto bad;
 		} else {
-			/* 
-			 * In the FAST IPSec case we have already 
+			/*
+			 * In the FAST IPSec case we have already
 			 * re-injected the packet and it has been freed
-			 * by the ipsec_done() function.  So, just clean 
+			 * by the ipsec_done() function.  So, just clean
 			 * up after ourselves.
 			 */
 			m = NULL;
@@ -1058,11 +1058,11 @@ sendorfree:
 		m0 = m->m_nextpkt;
 		m->m_nextpkt = 0;
 		if (error == 0) {
- 			/* Record statistics for this interface address. */
- 			if (ia) {
- 				ia->ia_ifa.if_opackets++;
- 				ia->ia_ifa.if_obytes += m->m_pkthdr.len;
- 			}
+			/* Record statistics for this interface address. */
+			if (ia) {
+				ia->ia_ifa.if_opackets++;
+				ia->ia_ifa.if_obytes += m->m_pkthdr.len;
+			}
 			error = nd6_output(ifp, origifp, m, dst, ro->ro_rt);
 		} else
 			m_freem(m);
diff --git a/sys/netinet6/ip6_var.h b/sys/netinet6/ip6_var.h
index 8aafe93..a01cf8a 100644
--- a/sys/netinet6/ip6_var.h
+++ b/sys/netinet6/ip6_var.h
@@ -290,7 +290,7 @@ extern int	ip6_rr_prune;		/* router renumbering prefix
 extern int	ip6_mcast_pmtu;		/* enable pMTU discovery for multicast? */
 extern int	ip6_v6only;
 
-extern struct socket *ip6_mrouter; 	/* multicast routing daemon */
+extern struct socket *ip6_mrouter;	/* multicast routing daemon */
 extern int	ip6_sendredirects;	/* send IP redirects when forwarding? */
 extern int	ip6_maxfragpackets; /* Maximum packets in reassembly queue */
 extern int	ip6_maxfrags;	/* Maximum fragments in reassembly queue */
diff --git a/sys/netinet6/mld6.c b/sys/netinet6/mld6.c
index 1bcb605..f7a6332 100644
--- a/sys/netinet6/mld6.c
+++ b/sys/netinet6/mld6.c
@@ -318,7 +318,7 @@ mld6_input(struct mbuf *m, int off)
 	 *
 	 * In Non-Listener state, we simply don't have a membership record.
 	 * In Delaying Listener state, our timer is running (in6m->in6m_timer)
-	 * In Idle Listener state, our timer is not running 
+	 * In Idle Listener state, our timer is not running
 	 * (in6m->in6m_timer==IN6M_TIMER_UNDEF)
 	 *
 	 * The flag is in6m->in6m_state, it is set to MLD_OTHERLISTENER if
@@ -532,7 +532,7 @@ mld6_sendpkt(struct in6_multi *in6m, int type, const struct in6_addr *dst)
  * Add source addresses to the list also, if upstream router is MLDv2 capable
  * and the number of source is not 0.
  */
-struct	in6_multi *
+struct in6_multi *
 in6_addmulti(struct in6_addr *maddr6, struct ifnet *ifp,
     int *errorp, int delay)
 {
diff --git a/sys/netinet6/nd6.c b/sys/netinet6/nd6.c
index bab778e..04d1f13 100644
--- a/sys/netinet6/nd6.c
+++ b/sys/netinet6/nd6.c
@@ -507,7 +507,7 @@ nd6_llinfo_timer(void *arg)
 			 * specified as the destination of a p2p interface
 			 * (see in6_ifinit()).  We should not free the entry
 			 * since this is sort of a "static" entry generated
-			 * via interface address configuration. 
+			 * via interface address configuration.
 			 */
 			ln->ln_asked = 0;
 			ln->ln_expire = 0; /* make it permanent */
@@ -1817,7 +1817,7 @@ fail:
 	 *	0	n	y	--	(3)	c   s     s
 	 *	0	y	y	n	(4)	c   s     s
 	 *	0	y	y	y	(5)	c   s     s
-	 *	1	--	n	--	(6) c	c 	c s
+	 *	1	--	n	--	(6) c	c	c s
 	 *	1	--	y	--	(7) c	c   s	c s
 	 *
 	 *					(c=clear s=set)
@@ -2234,7 +2234,7 @@ nd6_storelladdr(struct ifnet *ifp, struct rtentry *rt0, struct mbuf *m,
 	return (0);
 }
 
-static void 
+static void
 clear_llinfo_pqueue(struct llinfo_nd6 *ln)
 {
 	struct mbuf *m_hold, *m_hold_next;
diff --git a/sys/netinet6/nd6_nbr.c b/sys/netinet6/nd6_nbr.c
index c42778c..0572069 100644
--- a/sys/netinet6/nd6_nbr.c
+++ b/sys/netinet6/nd6_nbr.c
@@ -207,7 +207,7 @@ nd6_ns_input(struct mbuf *m, int off, int icmp6len)
 		struct sockaddr_in6 tsin6;
 		int need_proxy;
 
-		bzero(&tsin6, sizeof tsin6);		
+		bzero(&tsin6, sizeof tsin6);
 		tsin6.sin6_len = sizeof(struct sockaddr_in6);
 		tsin6.sin6_family = AF_INET6;
 		tsin6.sin6_addr = taddr6;
diff --git a/sys/netinet6/nd6_rtr.c b/sys/netinet6/nd6_rtr.c
index 29f1a83..2a81602 100644
--- a/sys/netinet6/nd6_rtr.c
+++ b/sys/netinet6/nd6_rtr.c
@@ -1089,7 +1089,7 @@ prelist_update(struct nd_prefixctl *new, struct nd_defrouter *dr,
 		goto end;
 	}
 
- 	/*
+	/*
 	 * 5.5.3 (d).  If the prefix advertised is not equal to the prefix of
 	 * an address configured by stateless autoconfiguration already in the
 	 * list of addresses associated with the interface, and the Valid
@@ -1182,14 +1182,14 @@ prelist_update(struct nd_prefixctl *new, struct nd_defrouter *dr,
 
 		in6_init_address_ltimes(pr, &lt6_tmp);
 
-  		/*
+		/*
 		 * We need to treat lifetimes for temporary addresses
 		 * differently, according to
 		 * draft-ietf-ipv6-privacy-addrs-v2-01.txt 3.3 (1);
 		 * we only update the lifetimes when they are in the maximum
 		 * intervals.
-  		 */
-  		if ((ifa6->ia6_flags & IN6_IFF_TEMPORARY) != 0) {
+		 */
+		if ((ifa6->ia6_flags & IN6_IFF_TEMPORARY) != 0) {
 			u_int32_t maxvltime, maxpltime;
 
 			if (ip6_temp_valid_lifetime >
@@ -1372,15 +1372,15 @@ pfxlist_onlink_check()
 		}
 	}
 	if (pr != NULL || (TAILQ_FIRST(&nd_defrouter) && pfxrtr == NULL)) {
-  		/*
+		/*
 		 * There is at least one prefix that has a reachable router,
 		 * or at least a router which probably does not advertise
 		 * any prefixes.  The latter would be the case when we move
 		 * to a new link where we have a router that does not provide
 		 * prefixes and we configure an address by hand.
-  		 * Detach prefixes which have no reachable advertising
-  		 * router, and attach other prefixes.
-  		 */
+		 * Detach prefixes which have no reachable advertising
+		 * router, and attach other prefixes.
+		 */
 		for (pr = nd_prefix.lh_first; pr; pr = pr->ndpr_next) {
 			/* XXX: a link-local prefix should never be detached */
 			if (IN6_IS_ADDR_LINKLOCAL(&pr->ndpr_prefix.sin6_addr))
@@ -1810,7 +1810,7 @@ in6_ifadd(struct nd_prefixctl *pr, int mcast)
 
 	ifra.ifra_flags |= IN6_IFF_AUTOCONF; /* obey autoconf */
 
-  	/*
+	/*
 	 * Make sure that we do not have this address already.  This should
 	 * usually not happen, but we can still see this case, e.g., if we
 	 * have manually configured the exact address to be configured.
@@ -1882,7 +1882,7 @@ in6_tmpifadd(const struct in6_ifaddr *ia0, int forcegen, int delay)
 	ifra.ifra_addr.sin6_addr.s6_addr32[3] |=
 	    (randid[1] & ~(ifra.ifra_prefixmask.sin6_addr.s6_addr32[3]));
 
-  	/*
+	/*
 	 * in6_get_tmpifid() quite likely provided a unique interface ID.
 	 * However, we may still have a chance to see collision, because
 	 * there may be a time lag between generation of the ID and generation
@@ -1891,7 +1891,7 @@ in6_tmpifadd(const struct in6_ifaddr *ia0, int forcegen, int delay)
 	for (ia = in6_ifaddr; ia; ia = ia->ia_next) {
 		if (IN6_ARE_ADDR_EQUAL(&ia->ia_addr.sin6_addr,
 		    &ifra.ifra_addr.sin6_addr)) {
-  			if (trylimit-- == 0) {
+			if (trylimit-- == 0) {
 				/*
 				 * Give up.  Something strange should have
 				 * happened.
diff --git a/sys/netinet6/raw_ip6.c b/sys/netinet6/raw_ip6.c
index 8c92162..1256781 100644
--- a/sys/netinet6/raw_ip6.c
+++ b/sys/netinet6/raw_ip6.c
@@ -737,7 +737,7 @@ rip6_shutdown(struct socket *so)
 
 static int
 rip6_send(struct socket *so, int flags, struct mbuf *m, struct sockaddr *nam,
-	 struct mbuf *control, struct thread *td)
+    struct mbuf *control, struct thread *td)
 {
 	struct inpcb *inp = sotoinpcb(so);
 	struct sockaddr_in6 tmp;
diff --git a/sys/netinet6/sctp6_var.h b/sys/netinet6/sctp6_var.h
index 3a92954..976d763 100644
--- a/sys/netinet6/sctp6_var.h
+++ b/sys/netinet6/sctp6_var.h
@@ -40,7 +40,7 @@ extern struct pr_usrreqs sctp6_usrreqs;
 
 
 int sctp6_input __P((struct mbuf **, int *, int));
-int sctp6_output 
+int sctp6_output
 __P((struct sctp_inpcb *, struct mbuf *, struct sockaddr *,
     struct mbuf *, struct proc *));
 	void sctp6_ctlinput __P((int, struct sockaddr *, void *));
diff --git a/sys/netinet6/udp6_output.c b/sys/netinet6/udp6_output.c
index 8189d1c..74db8ac 100644
--- a/sys/netinet6/udp6_output.c
+++ b/sys/netinet6/udp6_output.c
@@ -290,8 +290,8 @@ udp6_output(struct in6pcb *in6p, struct mbuf *m, struct sockaddr *addr6,
 	case AF_INET6:
 		ip6 = mtod(m, struct ip6_hdr *);
 		ip6->ip6_flow	= in6p->in6p_flowinfo & IPV6_FLOWINFO_MASK;
-		ip6->ip6_vfc 	&= ~IPV6_VERSION_MASK;
-		ip6->ip6_vfc 	|= IPV6_VERSION;
+		ip6->ip6_vfc	&= ~IPV6_VERSION_MASK;
+		ip6->ip6_vfc	|= IPV6_VERSION;
 #if 0				/* ip6_plen will be filled in ip6_output. */
 		ip6->ip6_plen	= htons((u_short)plen);
 #endif
diff --git a/sys/netinet6/udp6_usrreq.c b/sys/netinet6/udp6_usrreq.c
index 0971720..24bef27 100644
--- a/sys/netinet6/udp6_usrreq.c
+++ b/sys/netinet6/udp6_usrreq.c
@@ -706,7 +706,7 @@ out:
 
 static int
 udp6_send(struct socket *so, int flags, struct mbuf *m, struct sockaddr *addr,
-	  struct mbuf *control, struct thread *td)
+    struct mbuf *control, struct thread *td)
 {
 	struct inpcb *inp;
 	int error = 0;
@@ -717,7 +717,7 @@ udp6_send(struct socket *so, int flags, struct mbuf *m, struct sockaddr *addr,
 	INP_INFO_WLOCK(&udbinfo);
 	INP_LOCK(inp);
 	if (addr) {
-		if (addr->sa_len != sizeof(struct sockaddr_in6)) { 
+		if (addr->sa_len != sizeof(struct sockaddr_in6)) {
 			error = EINVAL;
 			goto bad;
 		}