sd-bus: initialize return values on success in sd_bus_message_read_array()

Fixes: #17346
2020-10-14 17:35:00 +02:00
parent 7848cb8c57
commit 6293d958a4
1 changed files with 6 additions and 1 deletions
@@ -4795,8 +4795,13 @@ _public_ int sd_bus_message_read_array(
        assert_return(!BUS_MESSAGE_NEED_BSWAP(m), -EOPNOTSUPP);

        r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, CHAR_TO_STR(type));
-        if (r <= 0)
+        if (r < 0)
                return r;
+        if (r == 0) {
+                *ptr = NULL;
+                *size = 0;
+                return 0;
+        }

        c = message_get_last_container(m);