X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/4ac279241d8b41959cdef7b2778035cb014bb10b..69cb46af9119e8b5554bcc4bf1bf36f39cb82131:/print-symantec.c

diff --git a/print-symantec.c b/print-symantec.c
index 665dbcc2..e4328880 100644
--- a/print-symantec.c
+++ b/print-symantec.c
@@ -74,7 +74,7 @@ symantec_if_print(netdissect_options *ndo, const struct pcap_pkthdr *h, const u_
 {
 	u_int length = h->len;
 	u_int caplen = h->caplen;
-	struct symantec_header *sp;
+	const struct symantec_header *sp;
 	u_short ether_type;
 
 	if (caplen < sizeof (struct symantec_header)) {
@@ -87,7 +87,7 @@ symantec_if_print(netdissect_options *ndo, const struct pcap_pkthdr *h, const u_
 
 	length -= sizeof (struct symantec_header);
 	caplen -= sizeof (struct symantec_header);
-	sp = (struct symantec_header *)p;
+	sp = (const struct symantec_header *)p;
 	p += sizeof (struct symantec_header);
 
 	ether_type = EXTRACT_16BITS(&sp->ether_type);
@@ -95,14 +95,14 @@ symantec_if_print(netdissect_options *ndo, const struct pcap_pkthdr *h, const u_
 	if (ether_type <= ETHERMTU) {
 		/* ether_type not known, print raw packet */
 		if (!ndo->ndo_eflag)
-			symantec_hdr_print(ndo, (u_char *)sp, length + sizeof (struct symantec_header));
+			symantec_hdr_print(ndo, (const u_char *)sp, length + sizeof (struct symantec_header));
 
 		if (!ndo->ndo_suppress_default_print)
 			ND_DEFAULTPRINT(p, caplen);
 	} else if (ethertype_print(ndo, ether_type, p, length, caplen) == 0) {
 		/* ether_type not known, print raw packet */
 		if (!ndo->ndo_eflag)
-			symantec_hdr_print(ndo, (u_char *)sp, length + sizeof (struct symantec_header));
+			symantec_hdr_print(ndo, (const u_char *)sp, length + sizeof (struct symantec_header));
 
 		if (!ndo->ndo_suppress_default_print)
 			ND_DEFAULTPRINT(p, caplen);