Upgrade to tcpdump 4.9.0.

From CHANGES:

  Wednesday January 18, 2017 devel.fx.lebail@orange.fr
  Summary for 4.9.0 tcpdump release
    General updates:
    Improve separation frontend/backend (tcpdump/libnetdissect)
    Don't require IPv6 library support in order to support IPv6 addresses
    Introduce data types to use for integral values in packet structures
    Fix display of timestamps with -tt, -ttt and -ttttt options
    Fix some heap overflows found with American Fuzzy Lop by Hanno Boeck and others
        (More information in the log with CVE-2016-* and CVE-2017-*)
    Change the way protocols print link-layer addresses (Fix heap overflows
        in CALM-FAST and GeoNetworking printers)
    Pass correct caplen value to ether_print() and some other functions
    Fix lookup_nsap() to match what isonsap_string() expects
    Clean up relative time stamp printing (Fix an array overflow)
    Fix some alignment issues with GCC on Solaris 10 SPARC
    Add some ND_TTEST_/ND_TCHECK_ macros to simplify writing bounds checks
    Add a fn_printztn() which returns the number of bytes processed
    Add nd_init() and nd_cleanup() functions. Improve libsmi support
    Add CONTRIBUTING file
    Add a summary comment in all printers
    Compile with more warning options in devel mode if supported (-Wcast-qual, ...)
    Fix some leaks found by Valgrind/Memcheck
    Fix a bunch of de-constifications
    Squelch some Coverity warnings and some compiler warnings
    Update Coverity and Travis-CI setup
    Update Visual Studio files

    Frontend:
    Fix capsicum support to work with zerocopy buffers in bpf
    Try opening interfaces by name first, then by name-as-index
    Work around pcap_create() failures fetching time stamp type lists
    Fix a segmentation fault with 'tcpdump -J'
    Improve addrtostr6() bounds checking
    Add exit_tcpdump() function
    Don't drop CAP_SYS_CHROOT before chrooting
    Fixes issue where statistics not reported when -G and -W options used

    New printers supporting:
    Generic Protocol Extension for VXLAN (VXLAN-GPE)
    Home Networking Control Protocol (HNCP), RFCs 7787 and 7788
    Locator/Identifier Separation Protocol (LISP), type 3 and type 4 packets
    Marvell Extended Distributed Switch Architecture header (MEDSA)
    Network Service Header (NSH)
    REdis Serialization Protocol (RESP)

    Updated printers:
    802.11: Beginnings of 11ac radiotap support
    802.11: Check the Protected bit for management frames
    802.11: Do bounds checking on last_presentp before dereferencing it (Fix a heap overflow)
    802.11: Fix the radiotap printer to handle the special bits correctly
    802.11: If we have the MCS field, it's 11n
    802.11: Only print unknown frame type or subtype messages once
    802.11: Radiotap dBm values get printed as dB; Update a test output accordingly
    802.11: Source and destination addresses were backwards
    AH: Add a bounds check
    AH: Report to our caller that dissection failed if a bounds check fails
    AP1394: Print src > dst, not dst > src
    ARP: Don't assume the target hardware address is <= 6 octets long (Fix a heap overflow)
    ATALK: Add bounds and length checks (Fix heap overflows)
    ATM: Add some bounds checks (Fix a heap overflow)
    ATM: Fix an incorrect bounds check
    BFD: Update specification from draft to RFC 5880
    BFD: Update to print optional authentication field
    BGP: Add decoding of ADD-PATH capability
    BGP: Add support for the AIGP attribute (RFC7311)
    BGP: Print LARGE_COMMUNITY Path Attribute
    BGP: Update BGP numbers from IANA; Print minor values for FSM notification
    BOOTP: Add a bounds check
    Babel: Add decoder for source-specific extension
    CDP: Filter out non-printable characters
    CFM: Fixes to match the IEEE standard, additional bounds and length checks
    CSLIP: Add more bounds checks (Fix a heap overflow)
    ClassicalIPoATM: Add a bounds check on LLC+SNAP header (Fix a heap overflow)
    DHCP: Fix MUDURL and TZ options
    DHCPv6: Process MUDURL and TZ options
    DHCPv6: Update Status Codes with RFCs/IANA names
    DNS: Represent the "DNSSEC OK" bit as "DO" instead of "OK". Add a test case
    DTP: Improve packet integrity checks
    EGP: Fix bounds checks
    ESP: Don't use OpenSSL_add_all_algorithms() in OpenSSL 1.1.0 or later
    ESP: Handle OpenSSL 1.1.x
    Ethernet: Add some bounds checking before calling isoclns_print (Fix a heap overflow)
    Ethernet: Print the Length/Type field as length when needed
    FDDI: Fix -e output for FDDI
    FR: Add some packet-length checks and improve Q.933 printing (Fix heap overflows)
    GRE: Add some bounds checks (Fix heap overflows)
    Geneve: Fix error message with invalid option length; Update list option classes
    HNCP: Fix incorrect time interval format. Fix handling of IPv4 prefixes
    ICMP6: Fetch a 32-bit big-endian quantity with EXTRACT_32BITS()
    ICMP6: dagid is always an IPv6 address, not an opaque 128-bit string
    IGMP: Add a length check
    IP: Add a bounds check (Fix a heap overflow)
    IP: Check before fetching the protocol version (Fix a heap overflow)
    IP: Don't try to dissect if IP version != 4 (Fix a heap overflow)
    IP: Stop processing IPPROTO_ values once we hit IPPROTO_IPCOMP
    IPComp: Check whether we have the CPI before we fetch it (Fix a heap overflow)
    IPoFC: Fix -e output (IP-over-Fibre Channel)
    IPv6: Don't overwrite the destination IPv6 address for routing headers
    IPv6: Fix header printing
    IPv6: Stop processing IPPROTO_ values once we hit IPPROTO_IPCOMP
    ISAKMP: Clean up parsing of IKEv2 Security Associations
    ISOCLNS/IS-IS: Add support for Purge Originator Identifier (RFC6232) and test cases
    ISOCLNS/IS-IS: Don't overwrite packet data when checking the signature
    ISOCLNS/IS-IS: Filter out non-printable characters
    ISOCLNS/IS-IS: Fix segmentation faults
    ISOCLNS/IS-IS: Have signature_verify() do the copying and clearing
    ISOCLNS: Add some bounds checks
    Juniper: Make sure a Juniper header TLV isn't bigger than what's left in the packet (Fix a heap overflow)
    LLC/SNAP: With -e, print the LLC header before the SNAP header; without it, cut the SNAP header
    LLC: Add a bounds check (Fix a heap overflow)
    LLC: Clean up printing of LLC packets
    LLC: Fix the printing of RFC 948-style IP packets
    LLC: Skip the LLC and SNAP headers with -x for 802.11 and some other protocols
    LLDP: Implement IANA OUI and LLDP MUD option
    MPLS LSP ping: Update printing for RFC 4379, bug fixes, more bounds checks
    MPLS: "length" is now the *remaining* packet length
    MPLS: Add bounds and length checks (Fix a heap overflow)
    NFS: Add a test that makes unaligned accesses
    NFS: Don't assume the ONC RPC header is nicely aligned
    NFS: Don't overflow the Opaque_Handle buffer (Fix a segmentation fault)
    NFS: Don't run past the end of an NFSv3 file handle
    OLSR: Add a test to cover a HNA sgw case
    OLSR: Fix 'Advertised networks' count
    OLSR: Fix printing of smart-gateway HNAs in IPv4
    OSPF: Add a bounds check for the Hello packet options
    OSPF: Do more bounds checking
    OSPF: Fix a segmentation fault
    OSPF: Fix printing 'ospf_topology_values' default
    OTV: Add missing bounds checks
    PGM: Print the formatted IP address, not the raw binary address, as a string
    PIM: Add some bounds checking (Fix a heap overflow)
    PIMv2: Fix checksumming of Register messages
    PPI: Pass an adjusted struct pcap_pkthdr to the sub-printer
    PPP: Add some bounds checks (Fix a heap overflow)
    PPP: Report invalid PAP AACK/ANAK packets
    Q.933: Add a missing bounds check
    RADIUS: Add Value 13 "VLAN" to Tunnel-Type attribute
    RADIUS: Filter out non-printable characters
    RADIUS: Translate UDP/1700 as RADIUS
    RESP: Do better checking of RESP packets
    RPKI-RTR: Add a return value check for "fn_printn" call
    RPKI-RTR: Remove printing when truncated condition already detected
    RPL: Fix 'Consistency Check' control code
    RPL: Fix suboption print
    RSVP: An INTEGRITY object in a submessage covers only the submessage
    RSVP: Fix an infinite loop; Add bounds and length checks
    RSVP: Fix some if statements missing brackets
    RSVP: Have signature_verify() do the copying and clearing
    RTCP: Add some bounds checks
    RTP: Add some bounds checks, fix two segmentation faults
    SCTP: Do more bounds checking
    SFLOW: Fix bounds checking
    SLOW: Fix bugs, add checks
    SMB: Before fetching the flags2 field, make sure we have it
    SMB: Do bounds checks on NBNS resource types and resource data lengths
    SNMP: Clean up the "have libsmi but no modules loaded" case
    SNMP: Clean up the object abbreviation list and fix the code to match them
    SNMP: Do bounds checks when printing character and octet strings
    SNMP: Improve ASN.1 bounds checks
    SNMP: More bounds and length checks
    STP: Add a bunch of bounds checks, and fix some printing (Fix heap overflows)
    STP: Filter out non-printable characters
    TCP: Add bounds and length checks for packets with TCP option 20
    TCP: Correct TCP option Kind value for TCP Auth and add SCPS-TP
    TCP: Fix two bounds checks (Fix heap overflows)
    TCP: Make sure we have the data offset field before fetching it (Fix a heap overflow)
    TCP: Put TCP-AO option decoding right
    TFTP: Don't use strchr() to scan packet data (Fix a heap overflow)
    Telnet: Add some bounds checks
    TokenRing: Fix -e output
    UDLD: Fix an infinite loop
    UDP: Add a bounds check (Fix a heap overflow)
    UDP: Check against the packet length first
    UDP: Don't do the DDP-over-UDP heuristic check up front
    VAT: Add some bounds checks
    VTP: Add a test on Mgmt Domain Name length
    VTP: Add bounds checks and filter out non-printable characters
    VXLAN: Add a bound check and a test case
    ZeroMQ: Fix an infinite loop

  Tuesday April 14, 2015 guy@alum.mit.edu
  Summary for 4.8.0 tcpdump release
        Fix "-x" for Apple PKTAP and PPI packets

Bug: N/A
Test: "adb shell tcpdump"
Change-Id: I81df72cf1ebdbe61c5b6069d8532ae817570f23f
diff --git a/print-openflow-1.0.c b/print-openflow-1.0.c
index a36c32f..ce95843 100644
--- a/print-openflow-1.0.c
+++ b/print-openflow-1.0.c
@@ -14,7 +14,7 @@
  * * ep -- the pointer to the end of the captured frame
  * They return either the pointer to the next not-yet-decoded part of the frame
  * or the value of ep, which means the current frame processing is over as it
- * has been fully decoded or is malformed or truncated. This way it is possible
+ * has been fully decoded or is invalid or truncated. This way it is possible
  * to chain and nest such functions uniformly to decode an OF1.0 message, which
  * consists of several layers of nested structures.
  *
@@ -56,14 +56,15 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 
-#define NETDISSECT_REWORKED
+/* \summary: OpenFlow protocol version 1.0 printer */
+
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
 
-#include <tcpdump-stdinc.h>
+#include <netdissect-stdinc.h>
 
-#include "interface.h"
+#include "netdissect.h"
 #include "extract.h"
 #include "addrtoname.h"
 #include "ether.h"
@@ -73,7 +74,6 @@
 #include "openflow.h"
 
 static const char tstr[] = " [|openflow]";
-static const char cstr[] = " (corrupt)";
 
 #define OFPT_HELLO                    0x00
 #define OFPT_ERROR                    0x01
@@ -760,7 +760,7 @@
 	uint32_t subtype;
 
 	if (len < 4)
-		goto corrupt;
+		goto invalid;
 	/* subtype */
 	ND_TCHECK2(*cp, 4);
 	subtype = EXTRACT_32BITS(cp);
@@ -781,7 +781,7 @@
 		 *
 		 */
 		if (len != 12)
-			goto corrupt;
+			goto invalid;
 		/* index */
 		ND_TCHECK2(*cp, 1);
 		ND_PRINT((ndo, ", index %u", *cp));
@@ -805,7 +805,7 @@
 		 *
 		 */
 		if (len != 12)
-			goto corrupt;
+			goto invalid;
 		/* index */
 		ND_TCHECK2(*cp, 1);
 		ND_PRINT((ndo, ", index %u", *cp));
@@ -832,7 +832,7 @@
 		 *
 		 */
 		if (len != 8)
-			goto corrupt;
+			goto invalid;
 		/* report_mirror_ports */
 		ND_TCHECK2(*cp, 1);
 		ND_PRINT((ndo, ", report_mirror_ports %s", tok2str(bsn_onoff_str, "bogus (%u)", *cp)));
@@ -855,7 +855,7 @@
 		 *
 		 */
 		if (len != 4)
-			goto corrupt;
+			goto invalid;
 		break;
 	case BSN_VIRTUAL_PORT_REMOVE_REQUEST:
 		/*
@@ -869,7 +869,7 @@
 		 *
 		 */
 		if (len != 8)
-			goto corrupt;
+			goto invalid;
 		/* vport_no */
 		ND_TCHECK2(*cp, 4);
 		ND_PRINT((ndo, ", vport_no %u", EXTRACT_32BITS(cp)));
@@ -889,7 +889,7 @@
 		 *
 		 */
 		if (len < 8)
-			goto corrupt;
+			goto invalid;
 		/* service */
 		ND_TCHECK2(*cp, 4);
 		ND_PRINT((ndo, ", service %u", EXTRACT_32BITS(cp)));
@@ -936,7 +936,7 @@
 		 *
 		 */
 		if (len != 8)
-			goto corrupt;
+			goto invalid;
 		/* status */
 		ND_TCHECK2(*cp, 4);
 		ND_PRINT((ndo, ", status 0x%08x", EXTRACT_32BITS(cp)));
@@ -948,8 +948,8 @@
 	}
 	return cp;
 
-corrupt: /* skip the undersized data */
-	ND_PRINT((ndo, "%s", cstr));
+invalid: /* skip the undersized data */
+	ND_PRINT((ndo, "%s", istr));
 	ND_TCHECK2(*cp0, len);
 	return cp0 + len;
 trunc:
@@ -965,7 +965,7 @@
 	uint32_t subtype, vlan_tag;
 
 	if (len < 4)
-		goto corrupt;
+		goto invalid;
 	/* subtype */
 	ND_TCHECK2(*cp, 4);
 	subtype = EXTRACT_32BITS(cp);
@@ -988,7 +988,7 @@
 		 *
 		 */
 		if (len != 16)
-			goto corrupt;
+			goto invalid;
 		/* dest_port */
 		ND_TCHECK2(*cp, 4);
 		ND_PRINT((ndo, ", dest_port %u", EXTRACT_32BITS(cp)));
@@ -1022,8 +1022,8 @@
 
 	return cp;
 
-corrupt:
-	ND_PRINT((ndo, "%s", cstr));
+invalid:
+	ND_PRINT((ndo, "%s", istr));
 	ND_TCHECK2(*cp0, len);
 	return cp0 + len;
 trunc:
@@ -1039,7 +1039,7 @@
 	const u_char *(*decoder)(netdissect_options *, const u_char *, const u_char *, const u_int);
 
 	if (len < 4)
-		goto corrupt;
+		goto invalid;
 	/* vendor */
 	ND_TCHECK2(*cp, 4);
 	vendor = EXTRACT_32BITS(cp);
@@ -1051,8 +1051,8 @@
 		of10_data_print;
 	return decoder(ndo, cp, ep, len - 4);
 
-corrupt: /* skip the undersized data */
-	ND_PRINT((ndo, "%s", cstr));
+invalid: /* skip the undersized data */
+	ND_PRINT((ndo, "%s", istr));
 	ND_TCHECK2(*cp, len);
 	return cp + len;
 trunc:
@@ -1068,7 +1068,7 @@
 	const u_char *(*decoder)(netdissect_options *, const u_char *, const u_char *, u_int);
 
 	if (len < 4)
-		goto corrupt;
+		goto invalid;
 	/* vendor */
 	ND_TCHECK2(*cp, 4);
 	vendor = EXTRACT_32BITS(cp);
@@ -1080,8 +1080,8 @@
 		of10_data_print;
 	return decoder(ndo, cp, ep, len - 4);
 
-corrupt: /* skip the undersized data */
-	ND_PRINT((ndo, "%s", cstr));
+invalid: /* skip the undersized data */
+	ND_PRINT((ndo, "%s", istr));
 	ND_TCHECK2(*cp, len);
 	return cp + len;
 trunc:
@@ -1097,7 +1097,7 @@
 	uint32_t vendor;
 
 	if (len < 4)
-		goto corrupt;
+		goto invalid;
 	/* vendor */
 	ND_TCHECK2(*cp, 4);
 	vendor = EXTRACT_32BITS(cp);
@@ -1106,8 +1106,8 @@
 	/* data */
 	return of10_data_print(ndo, cp, ep, len - 4);
 
-corrupt: /* skip the undersized data */
-	ND_PRINT((ndo, "%s", cstr));
+invalid: /* skip the undersized data */
+	ND_PRINT((ndo, "%s", istr));
 	ND_TCHECK2(*cp, len);
 	return cp + len;
 trunc:
@@ -1147,7 +1147,7 @@
 
 	while (len) {
 		if (len < OF_PHY_PORT_LEN)
-			goto corrupt;
+			goto invalid;
 		/* port_no */
 		ND_TCHECK2(*cp, 2);
 		ND_PRINT((ndo, "\n\t  port_no %s", tok2str(ofpp_str, "%u", EXTRACT_16BITS(cp))));
@@ -1203,8 +1203,8 @@
 	} /* while */
 	return cp;
 
-corrupt: /* skip the undersized trailing data */
-	ND_PRINT((ndo, "%s", cstr));
+invalid: /* skip the undersized trailing data */
+	ND_PRINT((ndo, "%s", istr));
 	ND_TCHECK2(*cp0, len0);
 	return cp0 + len0;
 trunc:
@@ -1225,7 +1225,7 @@
 		u_char plen_bogus = 0, skip = 0;
 
 		if (len < OF_QUEUE_PROP_HEADER_LEN)
-			goto corrupt;
+			goto invalid;
 		/* property */
 		ND_TCHECK2(*cp, 2);
 		property = EXTRACT_16BITS(cp);
@@ -1237,7 +1237,7 @@
 		cp += 2;
 		ND_PRINT((ndo, ", len %u", plen));
 		if (plen < OF_QUEUE_PROP_HEADER_LEN || plen > len)
-			goto corrupt;
+			goto invalid;
 		/* pad */
 		ND_TCHECK2(*cp, 4);
 		cp += 4;
@@ -1279,8 +1279,8 @@
 	} /* while */
 	return cp;
 
-corrupt: /* skip the rest of queue properties */
-	ND_PRINT((ndo, "%s", cstr));
+invalid: /* skip the rest of queue properties */
+	ND_PRINT((ndo, "%s", istr));
 	ND_TCHECK2(*cp0, len0);
 	return cp0 + len0;
 trunc:
@@ -1299,7 +1299,7 @@
 
 	while (len) {
 		if (len < OF_PACKET_QUEUE_LEN)
-			goto corrupt;
+			goto invalid;
 		/* queue_id */
 		ND_TCHECK2(*cp, 4);
 		ND_PRINT((ndo, "\n\t  queue_id %u", EXTRACT_32BITS(cp)));
@@ -1310,7 +1310,7 @@
 		cp += 2;
 		ND_PRINT((ndo, ", len %u", desclen));
 		if (desclen < OF_PACKET_QUEUE_LEN || desclen > len)
-			goto corrupt;
+			goto invalid;
 		/* pad */
 		ND_TCHECK2(*cp, 2);
 		cp += 2;
@@ -1327,8 +1327,8 @@
 	} /* while */
 	return cp;
 
-corrupt: /* skip the rest of queues */
-	ND_PRINT((ndo, "%s", cstr));
+invalid: /* skip the rest of queues */
+	ND_PRINT((ndo, "%s", istr));
 	ND_TCHECK2(*cp0, len0);
 	return cp0 + len0;
 trunc:
@@ -1454,7 +1454,7 @@
 		u_char alen_bogus = 0, skip = 0;
 
 		if (len < OF_ACTION_HEADER_LEN)
-			goto corrupt;
+			goto invalid;
 		/* type */
 		ND_TCHECK2(*cp, 2);
 		type = EXTRACT_16BITS(cp);
@@ -1467,7 +1467,7 @@
 		ND_PRINT((ndo, ", len %u", alen));
 		/* On action size underrun/overrun skip the rest of the action list. */
 		if (alen < OF_ACTION_HEADER_LEN || alen > len)
-			goto corrupt;
+			goto invalid;
 		/* On action size inappropriate for the given type or invalid type just skip
 		 * the current action, as the basic length constraint has been met. */
 		switch (type) {
@@ -1598,8 +1598,8 @@
 	} /* while */
 	return cp;
 
-corrupt: /* skip the rest of actions */
-	ND_PRINT((ndo, "%s", cstr));
+invalid: /* skip the rest of actions */
+	ND_PRINT((ndo, "%s", istr));
 	ND_TCHECK2(*cp0, len0);
 	return cp0 + len0;
 trunc:
@@ -1766,12 +1766,12 @@
 	case OFPST_DESC:
 	case OFPST_TABLE:
 		if (len)
-			goto corrupt;
+			goto invalid;
 		return cp;
 	case OFPST_FLOW:
 	case OFPST_AGGREGATE:
 		if (len != OF_FLOW_STATS_REQUEST_LEN)
-			goto corrupt;
+			goto invalid;
 		/* match */
 		if (ep == (cp = of10_match_print(ndo, "\n\t ", cp, ep)))
 			return ep; /* end of snapshot */
@@ -1788,7 +1788,7 @@
 		return cp + 2;
 	case OFPST_PORT:
 		if (len != OF_PORT_STATS_REQUEST_LEN)
-			goto corrupt;
+			goto invalid;
 		/* port_no */
 		ND_TCHECK2(*cp, 2);
 		ND_PRINT((ndo, "\n\t port_no %s", tok2str(ofpp_str, "%u", EXTRACT_16BITS(cp))));
@@ -1798,7 +1798,7 @@
 		return cp + 6;
 	case OFPST_QUEUE:
 		if (len != OF_QUEUE_STATS_REQUEST_LEN)
-			goto corrupt;
+			goto invalid;
 		/* port_no */
 		ND_TCHECK2(*cp, 2);
 		ND_PRINT((ndo, "\n\t port_no %s", tok2str(ofpp_str, "%u", EXTRACT_16BITS(cp))));
@@ -1815,8 +1815,8 @@
 	}
 	return cp;
 
-corrupt: /* skip the message body */
-	ND_PRINT((ndo, "%s", cstr));
+invalid: /* skip the message body */
+	ND_PRINT((ndo, "%s", istr));
 	ND_TCHECK2(*cp0, len0);
 	return cp0 + len0;
 trunc:
@@ -1830,7 +1830,7 @@
                             const u_char *cp, const u_char *ep, const u_int len)
 {
 	if (len != OF_DESC_STATS_LEN)
-		goto corrupt;
+		goto invalid;
 	/* mfr_desc */
 	ND_TCHECK2(*cp, DESC_STR_LEN);
 	ND_PRINT((ndo, "\n\t  mfr_desc '"));
@@ -1862,8 +1862,8 @@
 	ND_PRINT((ndo, "'"));
 	return cp + DESC_STR_LEN;
 
-corrupt: /* skip the message body */
-	ND_PRINT((ndo, "%s", cstr));
+invalid: /* skip the message body */
+	ND_PRINT((ndo, "%s", istr));
 	ND_TCHECK2(*cp, len);
 	return cp + len;
 trunc:
@@ -1882,13 +1882,13 @@
 
 	while (len) {
 		if (len < OF_FLOW_STATS_LEN)
-			goto corrupt;
+			goto invalid;
 		/* length */
 		ND_TCHECK2(*cp, 2);
 		entry_len = EXTRACT_16BITS(cp);
 		ND_PRINT((ndo, "\n\t length %u", entry_len));
 		if (entry_len < OF_FLOW_STATS_LEN || entry_len > len)
-			goto corrupt;
+			goto invalid;
 		cp += 2;
 		/* table_id */
 		ND_TCHECK2(*cp, 1);
@@ -1943,8 +1943,8 @@
 	} /* while */
 	return cp;
 
-corrupt: /* skip the rest of flow statistics entries */
-	ND_PRINT((ndo, "%s", cstr));
+invalid: /* skip the rest of flow statistics entries */
+	ND_PRINT((ndo, "%s", istr));
 	ND_TCHECK2(*cp0, len0);
 	return cp0 + len0;
 trunc:
@@ -1959,7 +1959,7 @@
                                  const u_int len)
 {
 	if (len != OF_AGGREGATE_STATS_REPLY_LEN)
-		goto corrupt;
+		goto invalid;
 	/* packet_count */
 	ND_TCHECK2(*cp, 8);
 	ND_PRINT((ndo, "\n\t packet_count %" PRIu64, EXTRACT_64BITS(cp)));
@@ -1976,8 +1976,8 @@
 	ND_TCHECK2(*cp, 4);
 	return cp + 4;
 
-corrupt: /* skip the message body */
-	ND_PRINT((ndo, "%s", cstr));
+invalid: /* skip the message body */
+	ND_PRINT((ndo, "%s", istr));
 	ND_TCHECK2(*cp, len);
 	return cp + len;
 trunc:
@@ -1995,7 +1995,7 @@
 
 	while (len) {
 		if (len < OF_TABLE_STATS_LEN)
-			goto corrupt;
+			goto invalid;
 		/* table_id */
 		ND_TCHECK2(*cp, 1);
 		ND_PRINT((ndo, "\n\t table_id %s", tok2str(tableid_str, "%u", *cp)));
@@ -2035,8 +2035,8 @@
 	} /* while */
 	return cp;
 
-corrupt: /* skip the undersized trailing data */
-	ND_PRINT((ndo, "%s", cstr));
+invalid: /* skip the undersized trailing data */
+	ND_PRINT((ndo, "%s", istr));
 	ND_TCHECK2(*cp0, len0);
 	return cp0 + len0;
 trunc:
@@ -2054,7 +2054,7 @@
 
 	while (len) {
 		if (len < OF_PORT_STATS_LEN)
-			goto corrupt;
+			goto invalid;
 		/* port_no */
 		ND_TCHECK2(*cp, 2);
 		ND_PRINT((ndo, "\n\t  port_no %s", tok2str(ofpp_str, "%u", EXTRACT_16BITS(cp))));
@@ -2120,8 +2120,8 @@
 	} /* while */
 	return cp;
 
-corrupt: /* skip the undersized trailing data */
-	ND_PRINT((ndo, "%s", cstr));
+invalid: /* skip the undersized trailing data */
+	ND_PRINT((ndo, "%s", istr));
 	ND_TCHECK2(*cp0, len0);
 	return cp0 + len0;
 trunc:
@@ -2139,7 +2139,7 @@
 
 	while (len) {
 		if (len < OF_QUEUE_STATS_LEN)
-			goto corrupt;
+			goto invalid;
 		/* port_no */
 		ND_TCHECK2(*cp, 2);
 		ND_PRINT((ndo, "\n\t  port_no %s", tok2str(ofpp_str, "%u", EXTRACT_16BITS(cp))));
@@ -2168,8 +2168,8 @@
 	} /* while */
 	return cp;
 
-corrupt: /* skip the undersized trailing data */
-	ND_PRINT((ndo, "%s", cstr));
+invalid: /* skip the undersized trailing data */
+	ND_PRINT((ndo, "%s", istr));
 	ND_TCHECK2(*cp0, len0);
 	return cp0 + len0;
 trunc:
@@ -2239,15 +2239,15 @@
 	actions_len = EXTRACT_16BITS(cp);
 	cp += 2;
 	if (actions_len > len - OF_PACKET_OUT_LEN)
-		goto corrupt;
+		goto invalid;
 	/* actions */
 	if (ep == (cp = of10_actions_print(ndo, "\n\t ", cp, ep, actions_len)))
 		return ep; /* end of snapshot */
 	/* data */
 	return of10_packet_data_print(ndo, cp, ep, len - OF_PACKET_OUT_LEN - actions_len);
 
-corrupt: /* skip the rest of the message body */
-	ND_PRINT((ndo, "%s", cstr));
+invalid: /* skip the rest of the message body */
+	ND_PRINT((ndo, "%s", istr));
 	ND_TCHECK2(*cp0, len0);
 	return cp0 + len0;
 trunc:
@@ -2387,7 +2387,7 @@
 	 * possible, check that message length meets the constraint, in remaining
 	 * cases check that the length is OK to begin decoding and leave any final
 	 * verification up to a lower-layer function. When the current message is
-	 * corrupt, proceed to the next message. */
+	 * invalid, proceed to the next message. */
 
 	/* [OF10] Section 5.1 */
 	ND_PRINT((ndo, "\n\tversion 1.0, type %s, length %u, xid 0x%08x",
@@ -2399,14 +2399,14 @@
 	case OFPT_BARRIER_REQUEST: /* [OF10] Section 5.3.7 */
 	case OFPT_BARRIER_REPLY: /* ibid */
 		if (len != OF_HEADER_LEN)
-			goto corrupt;
+			goto invalid;
 		break;
 
 	/* OpenFlow header and fixed-size message body. */
 	case OFPT_SET_CONFIG: /* [OF10] Section 5.3.2 */
 	case OFPT_GET_CONFIG_REPLY: /* ibid */
 		if (len != OF_SWITCH_CONFIG_LEN)
-			goto corrupt;
+			goto invalid;
 		if (ndo->ndo_vflag < 1)
 			goto next_message;
 		/* flags */
@@ -2419,13 +2419,13 @@
 		return cp + 2;
 	case OFPT_PORT_MOD:
 		if (len != OF_PORT_MOD_LEN)
-			goto corrupt;
+			goto invalid;
 		if (ndo->ndo_vflag < 1)
 			goto next_message;
 		return of10_port_mod_print(ndo, cp, ep);
 	case OFPT_QUEUE_GET_CONFIG_REQUEST: /* [OF10] Section 5.3.4 */
 		if (len != OF_QUEUE_GET_CONFIG_REQUEST_LEN)
-			goto corrupt;
+			goto invalid;
 		if (ndo->ndo_vflag < 1)
 			goto next_message;
 		/* port */
@@ -2437,13 +2437,13 @@
 		return cp + 2;
 	case OFPT_FLOW_REMOVED:
 		if (len != OF_FLOW_REMOVED_LEN)
-			goto corrupt;
+			goto invalid;
 		if (ndo->ndo_vflag < 1)
 			goto next_message;
 		return of10_flow_removed_print(ndo, cp, ep);
 	case OFPT_PORT_STATUS: /* [OF10] Section 5.4.3 */
 		if (len != OF_PORT_STATUS_LEN)
-			goto corrupt;
+			goto invalid;
 		if (ndo->ndo_vflag < 1)
 			goto next_message;
 		/* reason */
@@ -2459,7 +2459,7 @@
 	/* OpenFlow header, fixed-size message body and n * fixed-size data units. */
 	case OFPT_FEATURES_REPLY:
 		if (len < OF_SWITCH_FEATURES_LEN)
-			goto corrupt;
+			goto invalid;
 		if (ndo->ndo_vflag < 1)
 			goto next_message;
 		return of10_features_reply_print(ndo, cp, ep, len);
@@ -2475,21 +2475,21 @@
 	/* OpenFlow header, fixed-size message body and variable-size data. */
 	case OFPT_ERROR:
 		if (len < OF_ERROR_MSG_LEN)
-			goto corrupt;
+			goto invalid;
 		if (ndo->ndo_vflag < 1)
 			goto next_message;
 		return of10_error_print(ndo, cp, ep, len);
 	case OFPT_VENDOR:
 	  /* [OF10] Section 5.5.4 */
 		if (len < OF_VENDOR_HEADER_LEN)
-			goto corrupt;
+			goto invalid;
 		if (ndo->ndo_vflag < 1)
 			goto next_message;
 		return of10_vendor_message_print(ndo, cp, ep, len - OF_HEADER_LEN);
 	case OFPT_PACKET_IN:
 		/* 2 mock octets count in OF_PACKET_IN_LEN but not in len */
 		if (len < OF_PACKET_IN_LEN - 2)
-			goto corrupt;
+			goto invalid;
 		if (ndo->ndo_vflag < 1)
 			goto next_message;
 		return of10_packet_in_print(ndo, cp, ep, len);
@@ -2499,7 +2499,7 @@
 	/* c. OpenFlow header, fixed-size message body and variable-size data. */
 	case OFPT_STATS_REQUEST:
 		if (len < OF_STATS_REQUEST_LEN)
-			goto corrupt;
+			goto invalid;
 		if (ndo->ndo_vflag < 1)
 			goto next_message;
 		return of10_stats_request_print(ndo, cp, ep, len);
@@ -2510,7 +2510,7 @@
 	/* d. OpenFlow header, fixed-size message body and variable-size data. */
 	case OFPT_STATS_REPLY:
 		if (len < OF_STATS_REPLY_LEN)
-			goto corrupt;
+			goto invalid;
 		if (ndo->ndo_vflag < 1)
 			goto next_message;
 		return of10_stats_reply_print(ndo, cp, ep, len);
@@ -2518,7 +2518,7 @@
 	/* OpenFlow header and n * variable-size data units and variable-size data. */
 	case OFPT_PACKET_OUT:
 		if (len < OF_PACKET_OUT_LEN)
-			goto corrupt;
+			goto invalid;
 		if (ndo->ndo_vflag < 1)
 			goto next_message;
 		return of10_packet_out_print(ndo, cp, ep, len);
@@ -2526,7 +2526,7 @@
 	/* OpenFlow header, fixed-size message body and n * variable-size data units. */
 	case OFPT_FLOW_MOD:
 		if (len < OF_FLOW_MOD_LEN)
-			goto corrupt;
+			goto invalid;
 		if (ndo->ndo_vflag < 1)
 			goto next_message;
 		return of10_flow_mod_print(ndo, cp, ep, len);
@@ -2534,7 +2534,7 @@
 	/* OpenFlow header, fixed-size message body and n * variable-size data units. */
 	case OFPT_QUEUE_GET_CONFIG_REPLY: /* [OF10] Section 5.3.4 */
 		if (len < OF_QUEUE_GET_CONFIG_REPLY_LEN)
-			goto corrupt;
+			goto invalid;
 		if (ndo->ndo_vflag < 1)
 			goto next_message;
 		/* port */
@@ -2549,8 +2549,8 @@
 	} /* switch (type) */
 	goto next_message;
 
-corrupt: /* skip the message body */
-	ND_PRINT((ndo, "%s", cstr));
+invalid: /* skip the message body */
+	ND_PRINT((ndo, "%s", istr));
 next_message:
 	ND_TCHECK2(*cp0, len0 - OF_HEADER_LEN);
 	return cp0 + len0 - OF_HEADER_LEN;