X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/bb5d16f3b6643904f39a38612a5449cc98db7fda..b780f21e6243e80eb95ebfb94c4fd6ea9e79a3b3:/print-lisp.c

diff --git a/print-lisp.c b/print-lisp.c
index ac95ba69..756fff0f 100644
--- a/print-lisp.c
+++ b/print-lisp.c
@@ -100,8 +100,6 @@
 
 #include "netdissect-stdinc.h"
 #include "netdissect.h"
-#include <string.h>
-#include <stdlib.h>
 
 #include "ip.h"
 #include "ip6.h"
@@ -285,8 +283,8 @@ lisp_print(netdissect_options *ndo, const u_char *bp, u_int length)
 		goto invalid;
 
 	/* Print all the EID records */
-	while ((length > packet_offset) && (record_count--)) {
-
+	while ((length > packet_offset) && (record_count != 0)) {
+		record_count--;
 		ND_TCHECK_LEN(packet_iterator + packet_offset,
 			      MAP_REGISTER_EID_LEN);
 		ND_PRINT("\n");
@@ -307,14 +305,12 @@ lisp_print(netdissect_options *ndo, const u_char *bp, u_int length)
 
 		switch (eid_afi) {
 		case IPv4_AFI:
-			ND_TCHECK_4(packet_iterator + packet_offset);
 			ND_PRINT(" EID %s/%u,",
 				GET_IPADDR_STRING(packet_iterator + packet_offset),
 				mask_len);
 			packet_offset += 4;
 			break;
 		case IPv6_AFI:
-			ND_TCHECK_16(packet_iterator + packet_offset);
 			ND_PRINT(" EID %s/%u,",
 				GET_IP6ADDR_STRING(packet_iterator + packet_offset),
 				mask_len);
@@ -330,7 +326,8 @@ lisp_print(netdissect_options *ndo, const u_char *bp, u_int length)
 
 		ND_PRINT(" %u locator(s)", loc_count);
 
-		while (loc_count--) {
+		while (loc_count != 0) {
+			loc_count--;
 			ND_TCHECK_LEN(packet_iterator + packet_offset,
 				      MAP_REGISTER_LOC_LEN);
 			lisp_loc = (const lisp_map_register_loc *) (packet_iterator + packet_offset);
@@ -392,7 +389,6 @@ trunc:
 	return;
 invalid:
 	nd_print_invalid(ndo);
-	return;
 }
 
 static uint8_t
@@ -432,8 +428,6 @@ static void lisp_hdr_flag(netdissect_options *ndo, const lisp_map_register_hdr *
 		ND_PRINT(" flags [%s],", bittok2str(map_notify_hdr_flag,
 			 "none", GET_BE_U_4(lisp_hdr)));
 	}
-
-	return;
 }
 
 static void action_flag(netdissect_options *ndo, uint8_t act_auth_inc_res)