Fix a bunch of de-constifications.

1 files changed, 8 insertions, 8 deletions

diff --git a/print-igrp.c b/print-igrp.c
index 7f4f1302..9b59dc5a 100644
--- a/print-igrp.c
+++ b/print-igrp.c
@@ -64,7 +64,7 @@ struct igrprte {
 #define IGRP_RTE_SIZE	14	/* don't believe sizeof ! */
 
 static void
-igrp_entry_print(netdissect_options *ndo, register struct igrprte *igr,
+igrp_entry_print(netdissect_options *ndo, register const struct igrprte *igr,
     register int is_interior, register int is_exterior)
 {
 	register u_int delay, bandwidth;
@@ -102,12 +102,12 @@ static const struct tok op2str[] = {
 void
 igrp_print(netdissect_options *ndo, register const u_char *bp, u_int length)
 {
-	register struct igrphdr *hdr;
-	register u_char *cp;
+	register const struct igrphdr *hdr;
+	register const u_char *cp;
 	u_int nint, nsys, next;
 
-	hdr = (struct igrphdr *)bp;
-	cp = (u_char *)(hdr + 1);
+	hdr = (const struct igrphdr *)bp;
+	cp = (const u_char *)(hdr + 1);
 	ND_PRINT((ndo, "igrp:"));
 
 	/* Header */
@@ -129,15 +129,15 @@ igrp_print(netdissect_options *ndo, register const u_char *bp, u_int length)
 	while (length >= IGRP_RTE_SIZE) {
 		if (nint > 0) {
 			ND_TCHECK2(*cp, IGRP_RTE_SIZE);
-			igrp_entry_print(ndo, (struct igrprte *)cp, 1, 0);
+			igrp_entry_print(ndo, (const struct igrprte *)cp, 1, 0);
 			--nint;
 		} else if (nsys > 0) {
 			ND_TCHECK2(*cp, IGRP_RTE_SIZE);
-			igrp_entry_print(ndo, (struct igrprte *)cp, 0, 0);
+			igrp_entry_print(ndo, (const struct igrprte *)cp, 0, 0);
 			--nsys;
 		} else if (next > 0) {
 			ND_TCHECK2(*cp, IGRP_RTE_SIZE);
-			igrp_entry_print(ndo, (struct igrprte *)cp, 0, 1);
+			igrp_entry_print(ndo, (const struct igrprte *)cp, 0, 1);
 			--next;
 		} else {
 			ND_PRINT((ndo, " [extra bytes %d]", length));