1 files changed, 277 insertions, 65 deletions

diff --git a/freebsd/sys/net/rtsock.c b/freebsd/sys/net/rtsock.c
index bfdecf87..beca84da 100644
--- a/freebsd/sys/net/rtsock.c
+++ b/freebsd/sys/net/rtsock.c
@@ -116,7 +116,34 @@ struct if_msghdr32 {
 	uint16_t ifm_index;
 	struct	if_data32 ifm_data;
 };
-#endif
+
+struct if_msghdrl32 {
+	uint16_t ifm_msglen;
+	uint8_t	ifm_version;
+	uint8_t	ifm_type;
+	int32_t	ifm_addrs;
+	int32_t	ifm_flags;
+	uint16_t ifm_index;
+	uint16_t _ifm_spare1;
+	uint16_t ifm_len;
+	uint16_t ifm_data_off;
+	struct	if_data32 ifm_data;
+};
+
+struct ifa_msghdrl32 {
+	uint16_t ifam_msglen;
+	uint8_t	ifam_version;
+	uint8_t	ifam_type;
+	int32_t	ifam_addrs;
+	int32_t	ifam_flags;
+	uint16_t ifam_index;
+	uint16_t _ifam_spare1;
+	uint16_t ifam_len;
+	uint16_t ifam_data_off;
+	int32_t	ifam_metric;
+	struct	if_data32 ifam_data;
+};
+#endif /* COMPAT_FREEBSD32 */
 
 MALLOC_DEFINE(M_RTABLE, "routetbl", "routing tables");
 
@@ -124,6 +151,13 @@ MALLOC_DEFINE(M_RTABLE, "routetbl", "routing tables");
 static struct	sockaddr route_src = { 2, PF_ROUTE, };
 static struct	sockaddr sa_zero   = { sizeof(sa_zero), AF_INET, };
 
+/*
+ * Used by rtsock/raw_input callback code to decide whether to filter the update
+ * notification to a socket bound to a particular FIB.
+ */
+#define	RTS_FILTER_FIB	M_PROTO8
+#define	RTS_ALLFIBS	-1
+
 static struct {
 	int	ip_count;	/* attached w/ AF_INET */
 	int	ip6_count;	/* attached w/ AF_INET6 */
@@ -161,7 +195,7 @@ static void	rt_setmetrics(u_long which, const struct rt_metrics *in,
 			struct rt_metrics_lite *out);
 static void	rt_getmetrics(const struct rt_metrics_lite *in,
 			struct rt_metrics *out);
-static void	rt_dispatch(struct mbuf *, const struct sockaddr *);
+static void	rt_dispatch(struct mbuf *, sa_family_t);
 
 static struct netisr_handler rtsock_nh = {
 	.nh_name = "rtsock",
@@ -200,6 +234,31 @@ rts_init(void)
 }
 SYSINIT(rtsock, SI_SUB_PROTO_DOMAIN, SI_ORDER_THIRD, rts_init, 0);
 
+static int
+raw_input_rts_cb(struct mbuf *m, struct sockproto *proto, struct sockaddr *src,
+    struct rawcb *rp)
+{
+	int fibnum;
+
+	KASSERT(m != NULL, ("%s: m is NULL", __func__));
+	KASSERT(proto != NULL, ("%s: proto is NULL", __func__));
+	KASSERT(rp != NULL, ("%s: rp is NULL", __func__));
+
+	/* No filtering requested. */
+	if ((m->m_flags & RTS_FILTER_FIB) == 0)
+		return (0);
+
+	/* Check if it is a rts and the fib matches the one of the socket. */
+	fibnum = M_GETFIB(m);
+	if (proto->sp_family != PF_ROUTE ||
+	    rp->rcb_socket == NULL ||
+	    rp->rcb_socket->so_fibnum == fibnum)
+		return (0);
+
+	/* Filtering requested and no match, the socket shall be skipped. */
+	return (1);
+}
+
 static void
 rts_input(struct mbuf *m)
 {
@@ -216,7 +275,7 @@ rts_input(struct mbuf *m)
 	} else
 		route_proto.sp_protocol = 0;
 
-	raw_input(m, &route_proto, &route_src);
+	raw_input_ext(m, &route_proto, &route_src, raw_input_rts_cb);
 }
 
 /*
@@ -428,7 +487,7 @@ rtm_get_jailed(struct rt_addrinfo *info, struct ifnet *ifp,
 		 * Try to find an address on the given outgoing interface
 		 * that belongs to the jail.
 		 */
-		IF_ADDR_LOCK(ifp);
+		IF_ADDR_RLOCK(ifp);
 		TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
 			struct sockaddr *sa;
 			sa = ifa->ifa_addr;
@@ -440,7 +499,7 @@ rtm_get_jailed(struct rt_addrinfo *info, struct ifnet *ifp,
 				break;
 			}
 		}
-		IF_ADDR_UNLOCK(ifp);
+		IF_ADDR_RUNLOCK(ifp);
 		if (!found) {
 			/*
 			 * As a last resort return the 'default' jail address.
@@ -470,7 +529,7 @@ rtm_get_jailed(struct rt_addrinfo *info, struct ifnet *ifp,
 		 * Try to find an address on the given outgoing interface
 		 * that belongs to the jail.
 		 */
-		IF_ADDR_LOCK(ifp);
+		IF_ADDR_RLOCK(ifp);
 		TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
 			struct sockaddr *sa;
 			sa = ifa->ifa_addr;
@@ -483,7 +542,7 @@ rtm_get_jailed(struct rt_addrinfo *info, struct ifnet *ifp,
 				break;
 			}
 		}
-		IF_ADDR_UNLOCK(ifp);
+		IF_ADDR_RUNLOCK(ifp);
 		if (!found) {
 			/*
 			 * As a last resort return the 'default' jail address.
@@ -521,6 +580,7 @@ route_output(struct mbuf *m, struct socket *so)
 	int len, error = 0;
 	struct ifnet *ifp = NULL;
 	union sockaddr_union saun;
+	sa_family_t saf = AF_UNSPEC;
 
 #define senderr(e) { error = e; goto flush;}
 	if (m == NULL || ((m->m_len < sizeof(long)) &&
@@ -561,6 +621,7 @@ route_output(struct mbuf *m, struct socket *so)
 	    (info.rti_info[RTAX_GATEWAY] != NULL &&
 	     info.rti_info[RTAX_GATEWAY]->sa_family >= AF_MAX))
 		senderr(EINVAL);
+	saf = info.rti_info[RTAX_DST]->sa_family;
 	/*
 	 * Verify that the caller has the appropriate privilege; RTM_GET
 	 * is the only operation the non-superuser is allowed.
@@ -898,6 +959,8 @@ flush:
 		Free(rtm);
 	}
 	if (m) {
+		M_SETFIB(m, so->so_fibnum);
+		m->m_flags |= RTS_FILTER_FIB;
 		if (rp) {
 			/*
 			 * XXX insure we don't get a copy by
@@ -905,10 +968,10 @@ flush:
 			 */
 			unsigned short family = rp->rcb_proto.sp_family;
 			rp->rcb_proto.sp_family = 0;
-			rt_dispatch(m, info.rti_info[RTAX_DST]);
+			rt_dispatch(m, saf);
 			rp->rcb_proto.sp_family = family;
 		} else
-			rt_dispatch(m, info.rti_info[RTAX_DST]);
+			rt_dispatch(m, saf);
 	}
     }
 	return (error);
@@ -984,6 +1047,9 @@ rt_xaddrs(caddr_t cp, caddr_t cplim, struct rt_addrinfo *rtinfo)
 	return (0);
 }
 
+/*
+ * Used by the routing socket.
+ */
 static struct mbuf *
 rt_msg1(int type, struct rt_addrinfo *rtinfo)
 {
@@ -1051,6 +1117,9 @@ rt_msg1(int type, struct rt_addrinfo *rtinfo)
 	return (m);
 }
 
+/*
+ * Used by the sysctl code and routing socket.
+ */
 static int
 rt_msg2(int type, struct rt_addrinfo *rtinfo, caddr_t cp, struct walkarg *w)
 {
@@ -1064,17 +1133,31 @@ again:
 
 	case RTM_DELADDR:
 	case RTM_NEWADDR:
-		len = sizeof(struct ifa_msghdr);
+		if (w != NULL && w->w_op == NET_RT_IFLISTL) {
+#ifdef COMPAT_FREEBSD32
+			if (w->w_req->flags & SCTL_MASK32)
+				len = sizeof(struct ifa_msghdrl32);
+			else
+#endif
+				len = sizeof(struct ifa_msghdrl);
+		} else
+			len = sizeof(struct ifa_msghdr);
 		break;
 
 	case RTM_IFINFO:
 #ifdef COMPAT_FREEBSD32
 		if (w != NULL && w->w_req->flags & SCTL_MASK32) {
-			len = sizeof(struct if_msghdr32);
+			if (w->w_op == NET_RT_IFLISTL)
+				len = sizeof(struct if_msghdrl32);
+			else
+				len = sizeof(struct if_msghdr32);
 			break;
 		}
 #endif
-		len = sizeof(struct if_msghdr);
+		if (w != NULL && w->w_op == NET_RT_IFLISTL)
+			len = sizeof(struct if_msghdrl);
+		else
+			len = sizeof(struct if_msghdr);
 		break;
 
 	case RTM_NEWMADDR:
@@ -1137,7 +1220,8 @@ again:
  * destination.
  */
 void
-rt_missmsg(int type, struct rt_addrinfo *rtinfo, int flags, int error)
+rt_missmsg_fib(int type, struct rt_addrinfo *rtinfo, int flags, int error,
+    int fibnum)
 {
 	struct rt_msghdr *rtm;
 	struct mbuf *m;
@@ -1148,11 +1232,26 @@ rt_missmsg(int type, struct rt_addrinfo *rtinfo, int flags, int error)
 	m = rt_msg1(type, rtinfo);
 	if (m == NULL)
 		return;
+
+	if (fibnum != RTS_ALLFIBS) {
+		KASSERT(fibnum >= 0 && fibnum < rt_numfibs, ("%s: fibnum out "
+		    "of range 0 <= %d < %d", __func__, fibnum, rt_numfibs));
+		M_SETFIB(m, fibnum);
+		m->m_flags |= RTS_FILTER_FIB;
+	}
+
 	rtm = mtod(m, struct rt_msghdr *);
 	rtm->rtm_flags = RTF_DONE | flags;
 	rtm->rtm_errno = error;
 	rtm->rtm_addrs = rtinfo->rti_addrs;
-	rt_dispatch(m, sa);
+	rt_dispatch(m, sa ? sa->sa_family : AF_UNSPEC);
+}
+
+void
+rt_missmsg(int type, struct rt_addrinfo *rtinfo, int flags, int error)
+{
+
+	rt_missmsg_fib(type, rtinfo, flags, error, RTS_ALLFIBS);
 }
 
 /*
@@ -1177,7 +1276,7 @@ rt_ifmsg(struct ifnet *ifp)
 	ifm->ifm_flags = ifp->if_flags | ifp->if_drv_flags;
 	ifm->ifm_data = ifp->if_data;
 	ifm->ifm_addrs = 0;
-	rt_dispatch(m, NULL);
+	rt_dispatch(m, AF_UNSPEC);
 }
 
 /*
@@ -1189,7 +1288,8 @@ rt_ifmsg(struct ifnet *ifp)
  * copies of it.
  */
 void
-rt_newaddrmsg(int cmd, struct ifaddr *ifa, int error, struct rtentry *rt)
+rt_newaddrmsg_fib(int cmd, struct ifaddr *ifa, int error, struct rtentry *rt,
+    int fibnum)
 {
 	struct rt_addrinfo info;
 	struct sockaddr *sa = NULL;
@@ -1247,10 +1347,24 @@ rt_newaddrmsg(int cmd, struct ifaddr *ifa, int error, struct rtentry *rt)
 			rtm->rtm_errno = error;
 			rtm->rtm_addrs = info.rti_addrs;
 		}
-		rt_dispatch(m, sa);
+		if (fibnum != RTS_ALLFIBS) {
+			KASSERT(fibnum >= 0 && fibnum < rt_numfibs, ("%s: "
+			    "fibnum out of range 0 <= %d < %d", __func__,
+			     fibnum, rt_numfibs));
+			M_SETFIB(m, fibnum);
+			m->m_flags |= RTS_FILTER_FIB;
+		}
+		rt_dispatch(m, sa ? sa->sa_family : AF_UNSPEC);
 	}
 }
 
+void
+rt_newaddrmsg(int cmd, struct ifaddr *ifa, int error, struct rtentry *rt)
+{
+
+	rt_newaddrmsg_fib(cmd, ifa, error, rt, RTS_ALLFIBS);
+}
+
 /*
  * This is the analogue to the rt_newaddrmsg which performs the same
  * function but for multicast group memberhips.  This is easier since
@@ -1283,7 +1397,7 @@ rt_newmaddrmsg(int cmd, struct ifmultiaddr *ifma)
 	    __func__));
 	ifmam->ifmam_index = ifp->if_index;
 	ifmam->ifmam_addrs = info.rti_addrs;
-	rt_dispatch(m, ifma->ifma_addr);
+	rt_dispatch(m, ifma->ifma_addr ? ifma->ifma_addr->sa_family : AF_UNSPEC);
 }
 
 static struct mbuf *
@@ -1343,7 +1457,7 @@ rt_ieee80211msg(struct ifnet *ifp, int what, void *data, size_t data_len)
 		if (m->m_flags & M_PKTHDR)
 			m->m_pkthdr.len += data_len;
 		mtod(m, struct if_announcemsghdr *)->ifan_msglen += data_len;
-		rt_dispatch(m, NULL);
+		rt_dispatch(m, AF_UNSPEC);
 	}
 }
 
@@ -1359,11 +1473,11 @@ rt_ifannouncemsg(struct ifnet *ifp, int what)
 
 	m = rt_makeifannouncemsg(ifp, RTM_IFANNOUNCE, what, &info);
 	if (m != NULL)
-		rt_dispatch(m, NULL);
+		rt_dispatch(m, AF_UNSPEC);
 }
 
 static void
-rt_dispatch(struct mbuf *m, const struct sockaddr *sa)
+rt_dispatch(struct mbuf *m, sa_family_t saf)
 {
 	struct m_tag *tag;
 
@@ -1372,14 +1486,14 @@ rt_dispatch(struct mbuf *m, const struct sockaddr *sa)
 	 * use when injecting the mbuf into the routing socket buffer from
 	 * the netisr.
 	 */
-	if (sa != NULL) {
+	if (saf != AF_UNSPEC) {
 		tag = m_tag_get(PACKET_TAG_RTSOCKFAM, sizeof(unsigned short),
 		    M_NOWAIT);
 		if (tag == NULL) {
 			m_freem(m);
 			return;
 		}
-		*(unsigned short *)(tag + 1) = sa->sa_family;
+		*(unsigned short *)(tag + 1) = saf;
 		m_tag_prepend(m, tag);
 	}
 #ifdef VIMAGE
@@ -1473,6 +1587,127 @@ copy_ifdata32(struct if_data *src, struct if_data32 *dst)
 #endif
 
 static int
+sysctl_iflist_ifml(struct ifnet *ifp, struct rt_addrinfo *info,
+    struct walkarg *w, int len)
+{
+	struct if_msghdrl *ifm;
+
+#ifdef COMPAT_FREEBSD32
+	if (w->w_req->flags & SCTL_MASK32) {
+		struct if_msghdrl32 *ifm32;
+
+		ifm32 = (struct if_msghdrl32 *)w->w_tmem;
+		ifm32->ifm_addrs = info->rti_addrs;
+		ifm32->ifm_flags = ifp->if_flags | ifp->if_drv_flags;
+		ifm32->ifm_index = ifp->if_index;
+		ifm32->_ifm_spare1 = 0;
+		ifm32->ifm_len = sizeof(*ifm32);
+		ifm32->ifm_data_off = offsetof(struct if_msghdrl32, ifm_data);
+
+		copy_ifdata32(&ifp->if_data, &ifm32->ifm_data);
+
+		return (SYSCTL_OUT(w->w_req, (caddr_t)ifm32, len));
+	}
+#endif
+	ifm = (struct if_msghdrl *)w->w_tmem;
+	ifm->ifm_addrs = info->rti_addrs;
+	ifm->ifm_flags = ifp->if_flags | ifp->if_drv_flags;
+	ifm->ifm_index = ifp->if_index;
+	ifm->_ifm_spare1 = 0;
+	ifm->ifm_len = sizeof(*ifm);
+	ifm->ifm_data_off = offsetof(struct if_msghdrl, ifm_data);
+
+	ifm->ifm_data = ifp->if_data;
+
+	return (SYSCTL_OUT(w->w_req, (caddr_t)ifm, len));
+}
+
+static int
+sysctl_iflist_ifm(struct ifnet *ifp, struct rt_addrinfo *info,
+    struct walkarg *w, int len)
+{
+	struct if_msghdr *ifm;
+
+#ifdef COMPAT_FREEBSD32
+	if (w->w_req->flags & SCTL_MASK32) {
+		struct if_msghdr32 *ifm32;
+
+		ifm32 = (struct if_msghdr32 *)w->w_tmem;
+		ifm32->ifm_addrs = info->rti_addrs;
+		ifm32->ifm_flags = ifp->if_flags | ifp->if_drv_flags;
+		ifm32->ifm_index = ifp->if_index;
+
+		copy_ifdata32(&ifp->if_data, &ifm32->ifm_data);
+
+		return (SYSCTL_OUT(w->w_req, (caddr_t)ifm32, len));
+	}
+#endif
+	ifm = (struct if_msghdr *)w->w_tmem;
+	ifm->ifm_addrs = info->rti_addrs;
+	ifm->ifm_flags = ifp->if_flags | ifp->if_drv_flags;
+	ifm->ifm_index = ifp->if_index;
+
+	ifm->ifm_data = ifp->if_data;
+
+	return (SYSCTL_OUT(w->w_req, (caddr_t)ifm, len));
+}
+
+static int
+sysctl_iflist_ifaml(struct ifaddr *ifa, struct rt_addrinfo *info,
+    struct walkarg *w, int len)
+{
+	struct ifa_msghdrl *ifam;
+
+#ifdef COMPAT_FREEBSD32
+	if (w->w_req->flags & SCTL_MASK32) {
+		struct ifa_msghdrl32 *ifam32;
+
+		ifam32 = (struct ifa_msghdrl32 *)w->w_tmem;
+		ifam32->ifam_addrs = info->rti_addrs;
+		ifam32->ifam_flags = ifa->ifa_flags;
+		ifam32->ifam_index = ifa->ifa_ifp->if_index;
+		ifam32->_ifam_spare1 = 0;
+		ifam32->ifam_len = sizeof(*ifam32);
+		ifam32->ifam_data_off =
+		    offsetof(struct ifa_msghdrl32, ifam_data);
+		ifam32->ifam_metric = ifa->ifa_metric;
+
+		copy_ifdata32(&ifa->ifa_ifp->if_data, &ifam32->ifam_data);
+
+		return (SYSCTL_OUT(w->w_req, (caddr_t)ifam32, len));
+	}
+#endif
+
+	ifam = (struct ifa_msghdrl *)w->w_tmem;
+	ifam->ifam_addrs = info->rti_addrs;
+	ifam->ifam_flags = ifa->ifa_flags;
+	ifam->ifam_index = ifa->ifa_ifp->if_index;
+	ifam->_ifam_spare1 = 0;
+	ifam->ifam_len = sizeof(*ifam);
+	ifam->ifam_data_off = offsetof(struct ifa_msghdrl, ifam_data);
+	ifam->ifam_metric = ifa->ifa_metric;
+
+	ifam->ifam_data = ifa->if_data;
+
+	return (SYSCTL_OUT(w->w_req, w->w_tmem, len));
+}
+
+static int
+sysctl_iflist_ifam(struct ifaddr *ifa, struct rt_addrinfo *info,
+    struct walkarg *w, int len)
+{
+	struct ifa_msghdr *ifam;
+
+	ifam = (struct ifa_msghdr *)w->w_tmem;
+	ifam->ifam_addrs = info->rti_addrs;
+	ifam->ifam_flags = ifa->ifa_flags;
+	ifam->ifam_index = ifa->ifa_ifp->if_index;
+	ifam->ifam_metric = ifa->ifa_metric;
+
+	return (SYSCTL_OUT(w->w_req, w->w_tmem, len));
+}
+
+static int
 sysctl_iflist(int af, struct walkarg *w)
 {
 	struct ifnet *ifp;
@@ -1485,38 +1720,16 @@ sysctl_iflist(int af, struct walkarg *w)
 	TAILQ_FOREACH(ifp, &V_ifnet, if_link) {
 		if (w->w_arg && w->w_arg != ifp->if_index)
 			continue;
-		IF_ADDR_LOCK(ifp);
+		IF_ADDR_RLOCK(ifp);
 		ifa = ifp->if_addr;
 		info.rti_info[RTAX_IFP] = ifa->ifa_addr;
 		len = rt_msg2(RTM_IFINFO, &info, NULL, w);
 		info.rti_info[RTAX_IFP] = NULL;
 		if (w->w_req && w->w_tmem) {
-			struct if_msghdr *ifm;
-
-#ifdef COMPAT_FREEBSD32
-			if (w->w_req->flags & SCTL_MASK32) {
-				struct if_msghdr32 *ifm32;
-
-				ifm32 = (struct if_msghdr32 *)w->w_tmem;
-				ifm32->ifm_index = ifp->if_index;
-				ifm32->ifm_flags = ifp->if_flags |
-				    ifp->if_drv_flags;
-				copy_ifdata32(&ifp->if_data, &ifm32->ifm_data);
-				ifm32->ifm_addrs = info.rti_addrs;
-				error = SYSCTL_OUT(w->w_req, (caddr_t)ifm32,
-				    len);
-				goto sysctl_out;
-			}
-#endif
-			ifm = (struct if_msghdr *)w->w_tmem;
-			ifm->ifm_index = ifp->if_index;
-			ifm->ifm_flags = ifp->if_flags | ifp->if_drv_flags;
-			ifm->ifm_data = ifp->if_data;
-			ifm->ifm_addrs = info.rti_addrs;
-			error = SYSCTL_OUT(w->w_req, (caddr_t)ifm, len);
-#ifdef COMPAT_FREEBSD32
-		sysctl_out:
-#endif
+			if (w->w_op == NET_RT_IFLISTL)
+				error = sysctl_iflist_ifml(ifp, &info, w, len);
+			else
+				error = sysctl_iflist_ifm(ifp, &info, w, len);
 			if (error)
 				goto done;
 		}
@@ -1531,25 +1744,23 @@ sysctl_iflist(int af, struct walkarg *w)
 			info.rti_info[RTAX_BRD] = ifa->ifa_dstaddr;
 			len = rt_msg2(RTM_NEWADDR, &info, NULL, w);
 			if (w->w_req && w->w_tmem) {
-				struct ifa_msghdr *ifam;
-
-				ifam = (struct ifa_msghdr *)w->w_tmem;
-				ifam->ifam_index = ifa->ifa_ifp->if_index;
-				ifam->ifam_flags = ifa->ifa_flags;
-				ifam->ifam_metric = ifa->ifa_metric;
-				ifam->ifam_addrs = info.rti_addrs;
-				error = SYSCTL_OUT(w->w_req, w->w_tmem, len);
+				if (w->w_op == NET_RT_IFLISTL)
+					error = sysctl_iflist_ifaml(ifa, &info,
+					    w, len);
+				else
+					error = sysctl_iflist_ifam(ifa, &info,
+					    w, len);
 				if (error)
 					goto done;
 			}
 		}
-		IF_ADDR_UNLOCK(ifp);
+		IF_ADDR_RUNLOCK(ifp);
 		info.rti_info[RTAX_IFA] = info.rti_info[RTAX_NETMASK] =
 			info.rti_info[RTAX_BRD] = NULL;
 	}
 done:
 	if (ifp != NULL)
-		IF_ADDR_UNLOCK(ifp);
+		IF_ADDR_RUNLOCK(ifp);
 	IFNET_RUNLOCK();
 	return (error);
 }
@@ -1570,7 +1781,7 @@ sysctl_ifmalist(int af, struct walkarg *w)
 			continue;
 		ifa = ifp->if_addr;
 		info.rti_info[RTAX_IFP] = ifa ? ifa->ifa_addr : NULL;
-		IF_ADDR_LOCK(ifp);
+		IF_ADDR_RLOCK(ifp);
 		TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
 			if (af && af != ifma->ifma_addr->sa_family)
 				continue;
@@ -1591,12 +1802,12 @@ sysctl_ifmalist(int af, struct walkarg *w)
 				ifmam->ifmam_addrs = info.rti_addrs;
 				error = SYSCTL_OUT(w->w_req, w->w_tmem, len);
 				if (error) {
-					IF_ADDR_UNLOCK(ifp);
+					IF_ADDR_RUNLOCK(ifp);
 					goto done;
 				}
 			}
 		}
-		IF_ADDR_UNLOCK(ifp);
+		IF_ADDR_RUNLOCK(ifp);
 	}
 done:
 	IFNET_RUNLOCK();
@@ -1662,16 +1873,17 @@ sysctl_rtsock(SYSCTL_HANDLER_ARGS)
 			rnh = rt_tables_get_rnh(BSD_DEFAULT_FIB, i);
 #endif /* __rtems__ */
 			if (rnh != NULL) {
-				RADIX_NODE_HEAD_LOCK(rnh);
+				RADIX_NODE_HEAD_RLOCK(rnh); 
 			    	error = rnh->rnh_walktree(rnh,
 				    sysctl_dumpentry, &w);
-				RADIX_NODE_HEAD_UNLOCK(rnh);
+				RADIX_NODE_HEAD_RUNLOCK(rnh);
 			} else if (af != 0)
 				error = EAFNOSUPPORT;
 		}
 		break;
 
 	case NET_RT_IFLIST:
+	case NET_RT_IFLISTL:
 		error = sysctl_iflist(af, &w);
 		break;