Description: Fix snapshot restore function

Origin: upstream, http://anonscm.debian.org/gitweb/?p=mirrorer/reprepro.git;a=commitdiff;h=38bdd869f617e8872e3194501bd79e3ecc94e425 

--- reprepro-4.8.2.orig/copypackages.c
+++ reprepro-4.8.2/copypackages.c
@@ -970,7 +970,7 @@ static retvalue restore_from_snapshot(st
 			break;
 	}
 	free(basedir);
-	if (!RET_IS_OK(result))
+        if (RET_WAS_ERROR(result))
 		return result;
 	r = packagelist_add(into, &list, snapshotname);
 	packagelist_done(&list);