remove dangling text pointer in case of success

servers/slapd/add.c

@@ -583,6 +583,8 @@ slap_mods2entry(
 		tail = &attr->a_next;
 	}
 
+	*text = NULL;
+
 	return LDAP_SUCCESS;
 }
 

servers/slapd/schema_check.c

@@ -684,6 +684,8 @@ int structural_class(
 		return LDAP_OBJECT_CLASS_VIOLATION;
 	}
 
+	*text = NULL;
+
 	return LDAP_SUCCESS;
 }