Index: head/sbin/ifconfig/af_inet6.c
===================================================================
--- head/sbin/ifconfig/af_inet6.c
+++ head/sbin/ifconfig/af_inet6.c
@@ -349,12 +349,14 @@
 		bzero(&hints, sizeof(struct addrinfo));
 		hints.ai_family = AF_INET6;
 		error = getaddrinfo(s, NULL, &hints, &res);
+		if (error != 0) {
+			if (inet_pton(AF_INET6, s, &sin->sin6_addr) != 1)
+				errx(1, "%s: bad value", s);
+		} else {
+			bcopy(res->ai_addr, sin, res->ai_addrlen);
+			freeaddrinfo(res);
+		}
 	}
-	if (error != 0) {
-		if (inet_pton(AF_INET6, s, &sin->sin6_addr) != 1)
-			errx(1, "%s: bad value", s);
-	} else
-		bcopy(res->ai_addr, sin, res->ai_addrlen);
 }
 
 static int
Index: head/sbin/ifconfig/ifclone.c
===================================================================
--- head/sbin/ifconfig/ifclone.c
+++ head/sbin/ifconfig/ifclone.c
@@ -87,6 +87,7 @@
 
 	putchar('\n');
 	free(buf);
+	close(s);
 }
 
 struct clone_defcb {
Index: head/sbin/ifconfig/ifconfig.c
===================================================================
--- head/sbin/ifconfig/ifconfig.c
+++ head/sbin/ifconfig/ifconfig.c
@@ -106,7 +106,7 @@
 static	void status(const struct afswtch *afp, const struct sockaddr_dl *sdl,
 		struct ifaddrs *ifa);
 static	void tunnel_status(int s);
-static	void usage(void);
+static	void usage(void) _Noreturn;
 
 static struct afswtch *af_getbyname(const char *name);
 static struct afswtch *af_getbyfamily(int af);
@@ -802,26 +802,24 @@
 			 */
 			p = (setaddr ? &setifdstaddr_cmd : &setifaddr_cmd);
 		}
-		if (p->c_u.c_func || p->c_u.c_func2) {
-			if (p->c_parameter == NEXTARG) {
-				if (argv[1] == NULL)
-					errx(1, "'%s' requires argument",
-					    p->c_name);
-				p->c_u.c_func(argv[1], 0, s, afp);
+		if (p->c_parameter == NEXTARG && p->c_u.c_func) {
+			if (argv[1] == NULL)
+				errx(1, "'%s' requires argument",
+				    p->c_name);
+			p->c_u.c_func(argv[1], 0, s, afp);
+			argc--, argv++;
+		} else if (p->c_parameter == OPTARG && p->c_u.c_func) {
+			p->c_u.c_func(argv[1], 0, s, afp);
+			if (argv[1] != NULL)
 				argc--, argv++;
-			} else if (p->c_parameter == OPTARG) {
-				p->c_u.c_func(argv[1], 0, s, afp);
-				if (argv[1] != NULL)
-					argc--, argv++;
-			} else if (p->c_parameter == NEXTARG2) {
-				if (argc < 3)
-					errx(1, "'%s' requires 2 arguments",
-					    p->c_name);
-				p->c_u.c_func2(argv[1], argv[2], s, afp);
-				argc -= 2, argv += 2;
-			} else
-				p->c_u.c_func(*argv, p->c_parameter, s, afp);
-		}
+		} else if (p->c_parameter == NEXTARG2 && p->c_u.c_func2) {
+			if (argc < 3)
+				errx(1, "'%s' requires 2 arguments",
+				    p->c_name);
+			p->c_u.c_func2(argv[1], argv[2], s, afp);
+			argc -= 2, argv += 2;
+		} else if (p->c_u.c_func)
+			p->c_u.c_func(*argv, p->c_parameter, s, afp);
 		argc--, argv++;
 	}
 
@@ -1297,8 +1295,8 @@
 		printf("%s=%o", s, v);
 	else
 		printf("%s=%x", s, v);
-	bits++;
 	if (bits) {
+		bits++;
 		putchar('<');
 		while ((i = *bits++) != '\0') {
 			if (v & (1 << (i-1))) {
@@ -1377,7 +1375,8 @@
 	}
 
 	/* not present, we should try to load it */
-	kldload(ifkind);
+	if (kldload(ifkind) < 0)
+		err(1, "kldload(%s)", ifkind);
 }
 
 static struct cmd basic_cmds[] = {
Index: head/sbin/ifconfig/iflagg.c
===================================================================
--- head/sbin/ifconfig/iflagg.c
+++ head/sbin/ifconfig/iflagg.c
@@ -200,24 +200,17 @@
 lagg_status(int s)
 {
 	struct lagg_protos lpr[] = LAGG_PROTOS;
-	struct lagg_reqport rp, rpbuf[LAGG_MAX_PORTS];
+	struct lagg_reqport rpbuf[LAGG_MAX_PORTS];
 	struct lagg_reqall ra;
 	struct lagg_reqopts ro;
 	struct lagg_reqflags rf;
 	struct lacp_opreq *lp;
 	const char *proto = "<unknown>";
-	int i, isport = 0;
+	int i;
 
-	bzero(&rp, sizeof(rp));
 	bzero(&ra, sizeof(ra));
 	bzero(&ro, sizeof(ro));
 
-	strlcpy(rp.rp_ifname, name, sizeof(rp.rp_ifname));
-	strlcpy(rp.rp_portname, name, sizeof(rp.rp_portname));
-
-	if (ioctl(s, SIOCGLAGGPORT, &rp) == 0)
-		isport = 1;
-
 	strlcpy(ra.ra_ifname, name, sizeof(ra.ra_ifname));
 	ra.ra_size = sizeof(rpbuf);
 	ra.ra_port = rpbuf;
@@ -257,8 +250,6 @@
 				sep = ",";
 			}
 		}
-		if (isport)
-			printf(" laggdev %s", rp.rp_ifname);
 		putchar('\n');
 		if (verbose) {
 			printf("\tlagg options:\n");
Index: head/sbin/ifconfig/ifpfsync.c
===================================================================
--- head/sbin/ifconfig/ifpfsync.c
+++ head/sbin/ifconfig/ifpfsync.c
@@ -120,6 +120,7 @@
 
 	if (ioctl(s, SIOCSETPFSYNC, (caddr_t)&ifr) == -1)
 		err(1, "SIOCSETPFSYNC");
+	freeaddrinfo(peerres);
 }
 
 /* ARGSUSED */