X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/6cdc7551b8ac79d4db4ac7928c341aacc3003357..00b189d27cd235c958497d9b1aca6d3addd55d43:/print-isakmp.c

diff --git a/print-isakmp.c b/print-isakmp.c
index 641ee734..ba1f8fec 100644
--- a/print-isakmp.c
+++ b/print-isakmp.c
@@ -918,7 +918,7 @@ ikev1_attrmap_print(netdissect_options *ndo,
 	int totlen;
 	uint32_t t, v;
 
-	ND_TCHECK(p[0]);
+	ND_TCHECK_1(p);
 	if (EXTRACT_U_1(p) & 0x80)
 		totlen = 4;
 	else {
@@ -969,7 +969,7 @@ ikev1_attr_print(netdissect_options *ndo, const u_char *p, const u_char *ep2)
 	int totlen;
 	uint32_t t;
 
-	ND_TCHECK(p[0]);
+	ND_TCHECK_1(p);
 	if (EXTRACT_U_1(p) & 0x80)
 		totlen = 4;
 	else {
@@ -3095,7 +3095,7 @@ isakmp_rfc3948_print(netdissect_options *ndo,
 		     const u_char *bp, u_int length,
 		     const u_char *bp2)
 {
-	ND_TCHECK(bp[0]);
+	ND_TCHECK_1(bp);
 	if(length == 1 && EXTRACT_U_1(bp)==0xff) {
 		ND_PRINT((ndo, "isakmp-nat-keep-alive"));
 		return;
@@ -3104,7 +3104,7 @@ isakmp_rfc3948_print(netdissect_options *ndo,
 	if(length < 4) {
 		goto trunc;
 	}
-	ND_TCHECK(bp[3]);
+	ND_TCHECK_1(bp + 3);
 
 	/*
 	 * see if this is an IKE packet