X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/49b23c5a9b0198bb382dcf43c458d46fcf2fa809..9a8d65aa4060ea07cd2bb978072f95f8950d4876:/print-bootp.c

diff --git a/print-bootp.c b/print-bootp.c
index d6be1d5b..fe798a04 100644
--- a/print-bootp.c
+++ b/print-bootp.c
@@ -293,6 +293,7 @@ bootp_print(netdissect_options *ndo,
 	ND_PRINT((ndo, "BOOTP/DHCP, %s",
 		  tok2str(bootp_op_values, "unknown (0x%02x)", bp->bp_op)));
 
+	ND_TCHECK(bp->bp_hlen);
 	if (bp->bp_htype == 1 && bp->bp_hlen == 6 && bp->bp_op == BOOTPREQUEST) {
 		ND_TCHECK2(bp->bp_chaddr[0], 6);
 		ND_PRINT((ndo, " from %s", etheraddr_string(ndo, bp->bp_chaddr)));
@@ -355,7 +356,8 @@ bootp_print(netdissect_options *ndo,
 	ND_TCHECK2(bp->bp_sname[0], 1);		/* check first char only */
 	if (*bp->bp_sname) {
 		ND_PRINT((ndo, "\n\t  sname \""));
-		if (fn_print(ndo, bp->bp_sname, ndo->ndo_snapend)) {
+		if (fn_printztn(ndo, bp->bp_sname, (u_int)sizeof bp->bp_sname,
+		    ndo->ndo_snapend)) {
 			ND_PRINT((ndo, "\""));
 			ND_PRINT((ndo, "%s", tstr + 1));
 			return;
@@ -365,7 +367,8 @@ bootp_print(netdissect_options *ndo,
 	ND_TCHECK2(bp->bp_file[0], 1);		/* check first char only */
 	if (*bp->bp_file) {
 		ND_PRINT((ndo, "\n\t  file \""));
-		if (fn_print(ndo, bp->bp_file, ndo->ndo_snapend)) {
+		if (fn_printztn(ndo, bp->bp_file, (u_int)sizeof bp->bp_file,
+		    ndo->ndo_snapend)) {
 			ND_PRINT((ndo, "\""));
 			ND_PRINT((ndo, "%s", tstr + 1));
 			return;