From: Emilio Caballero <ecaballerob@nic.mx>
Date: Wed, 7 Oct 2020 21:20:35 +0000 (-0500)
Subject: Fix on ldns-compare-zones
X-Git-Tag: 1.8.0-rc.1~10^2~2^2~1
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bd3872a64db62d9fe3eeefa22d35c9f6e9cec6f8;p=thirdparty%2Fldns.git

Fix on ldns-compare-zones
---

diff --git a/examples/ldns-compare-zones.c b/examples/ldns-compare-zones.c
index 0591a1d7..ce241d48 100644
--- a/examples/ldns-compare-zones.c
+++ b/examples/ldns-compare-zones.c
@@ -292,6 +292,7 @@ main(int argc, char **argv)
 				      ldns_dname_compare(ldns_rr_owner(rr1), 
 					                 ldns_rr_owner(ldns_rr_list_rr(rrl1, k))) == 0
 				    ; k++);
+                                
 
 				for ( l = j + 1
 				    ; l < rrc2 &&
@@ -306,14 +307,15 @@ main(int argc, char **argv)
 					nc1 = k - i;
 					nc2 = l - j;
 					for ( k = i + 1, l = j + 1
-					    ; k < nc1 && l < nc2 &&
-					      ldns_rr_compare(ldns_rr_list_rr(rrl1, k),
-					                      ldns_rr_list_rr(rrl2, l)) == 0
-					    ; k++, l++);
-					if (k < nc1) {
+					    ; (k - i) < nc1 && (l - j) < nc2 &&
+							ldns_rr_compare(ldns_rr_list_rr(rrl1, k),
+							ldns_rr_list_rr(rrl2, l)) == 0
+					    ; k++, l++){
+					}
+					if ((k - i) < nc1) {
 						op = OP_CHG;
 						num_chg++;
-					} else {
+                                       } else {
 						op = OP_EQ;
 						num_eq++;
 					}