diff --git a/bin/tests/system/dyndb/driver/db.c b/bin/tests/system/dyndb/driver/db.c
index 90ddac13d1..521327d125 100644
--- a/bin/tests/system/dyndb/driver/db.c
+++ b/bin/tests/system/dyndb/driver/db.c
@@ -614,7 +614,7 @@ create_db(isc_mem_t *mctx, const dns_name_t *origin, dns_dbtype_t type,
 	isc_mem_attach(mctx, &sampledb->common.mctx);
 	dns_name_init(&sampledb->common.origin, NULL);
 
-	CHECK(dns_name_dupwithoffsets(origin, mctx, &sampledb->common.origin));
+	dns_name_dupwithoffsets(origin, mctx, &sampledb->common.origin);
 
 	isc_refcount_init(&sampledb->common.references, 1);
 
diff --git a/lib/dns/include/dns/name.h b/lib/dns/include/dns/name.h
index 7a3ae95477..a9a15ae5de 100644
--- a/lib/dns/include/dns/name.h
+++ b/lib/dns/include/dns/name.h
@@ -1078,7 +1078,7 @@ dns_name_dup(const dns_name_t *source, isc_mem_t *mctx, dns_name_t *target);
  *\li	'mctx' is a valid memory context.
  */
 
-isc_result_t
+void
 dns_name_dupwithoffsets(const dns_name_t *source, isc_mem_t *mctx,
 			dns_name_t *target);
 /*%<
diff --git a/lib/dns/name.c b/lib/dns/name.c
index 6149a11445..ce3b78be9b 100644
--- a/lib/dns/name.c
+++ b/lib/dns/name.c
@@ -1784,7 +1784,7 @@ dns_name_dup(const dns_name_t *source, isc_mem_t *mctx, dns_name_t *target) {
 	}
 }
 
-isc_result_t
+void
 dns_name_dupwithoffsets(const dns_name_t *source, isc_mem_t *mctx,
 			dns_name_t *target) {
 	/*
@@ -1819,8 +1819,6 @@ dns_name_dupwithoffsets(const dns_name_t *source, isc_mem_t *mctx,
 	} else {
 		set_offsets(target, target->offsets, NULL);
 	}
-
-	return (ISC_R_SUCCESS);
 }
 
 void
@@ -1999,7 +1997,7 @@ dns_name_fromstring(dns_name_t *target, const char *src,
 	}
 
 	if (name != target) {
-		result = dns_name_dupwithoffsets(name, mctx, target);
+		dns_name_dupwithoffsets(name, mctx, target);
 	}
 	return (result);
 }
diff --git a/lib/dns/qpcache.c b/lib/dns/qpcache.c
index 36b55d80a6..0810e19069 100644
--- a/lib/dns/qpcache.c
+++ b/lib/dns/qpcache.c
@@ -3856,7 +3856,6 @@ dns__qpcache_create(isc_mem_t *mctx, const dns_name_t *origin,
 		    unsigned int argc, char *argv[],
 		    void *driverarg ISC_ATTR_UNUSED, dns_db_t **dbp) {
 	dns_qpdb_t *qpdb = NULL;
-	isc_result_t result;
 	isc_mem_t *hmctx = mctx;
 	int i;
 
@@ -3951,11 +3950,7 @@ dns__qpcache_create(isc_mem_t *mctx, const dns_name_t *origin,
 	/*
 	 * Make a copy of the origin name.
 	 */
-	result = dns_name_dupwithoffsets(origin, mctx, &qpdb->common.origin);
-	if (result != ISC_R_SUCCESS) {
-		free_qpdb(qpdb, false);
-		return (result);
-	}
+	dns_name_dupwithoffsets(origin, mctx, &qpdb->common.origin);
 
 	/*
 	 * Make the qp tries.
diff --git a/lib/dns/rbtdb.c b/lib/dns/rbtdb.c
index 92fb702575..0dee744b7a 100644
--- a/lib/dns/rbtdb.c
+++ b/lib/dns/rbtdb.c
@@ -3958,11 +3958,7 @@ dns__rbtdb_create(isc_mem_t *mctx, const dns_name_t *origin, dns_dbtype_t type,
 	/*
 	 * Make a copy of the origin name.
 	 */
-	result = dns_name_dupwithoffsets(origin, mctx, &rbtdb->common.origin);
-	if (result != ISC_R_SUCCESS) {
-		free_rbtdb(rbtdb, false);
-		return (result);
-	}
+	dns_name_dupwithoffsets(origin, mctx, &rbtdb->common.origin);
 
 	/*
 	 * Make the Red-Black Trees.
diff --git a/lib/dns/sdlz.c b/lib/dns/sdlz.c
index 6905e2185e..b42b0a0dfd 100644
--- a/lib/dns/sdlz.c
+++ b/lib/dns/sdlz.c
@@ -1357,7 +1357,6 @@ static isc_result_t
 dns_sdlzcreateDBP(isc_mem_t *mctx, void *driverarg, void *dbdata,
 		  const dns_name_t *name, dns_rdataclass_t rdclass,
 		  dns_db_t **dbp) {
-	isc_result_t result;
 	dns_sdlz_db_t *sdlzdb;
 	dns_sdlzimplementation_t *imp;
 
@@ -1379,10 +1378,7 @@ dns_sdlzcreateDBP(isc_mem_t *mctx, void *driverarg, void *dbdata,
 
 	/* initialize and set origin */
 	dns_name_init(&sdlzdb->common.origin, NULL);
-	result = dns_name_dupwithoffsets(name, mctx, &sdlzdb->common.origin);
-	if (result != ISC_R_SUCCESS) {
-		goto mem_cleanup;
-	}
+	dns_name_dupwithoffsets(name, mctx, &sdlzdb->common.origin);
 
 	isc_refcount_init(&sdlzdb->common.references, 1);
 
@@ -1394,10 +1390,7 @@ dns_sdlzcreateDBP(isc_mem_t *mctx, void *driverarg, void *dbdata,
 	sdlzdb->common.impmagic = SDLZDB_MAGIC;
 	*dbp = (dns_db_t *)sdlzdb;
 
-	return (result);
-mem_cleanup:
-	isc_mem_put(mctx, sdlzdb, sizeof(*sdlzdb));
-	return (result);
+	return (ISC_R_SUCCESS);
 }
 
 static isc_result_t