evdev: check a null list

Change-Id: Ic281e4ff5f266bff9638f204964cc2503c7d90c8

diff --git a/src/evdev.c b/src/evdev.c
index 186e59f1c36d364b4533fdf4e2b78c1dfcf0eb03..74e37855b133e5c721dc6c9a3152ab56e7f277dc 100644 (file)
--- a/src/evdev.c
+++ b/src/evdev.c
@@ -3808,6 +3808,7 @@ evdev_device_set_aux_data(struct evdev_device *device, uint32_t code)
        struct mt_aux_data *aux_data, *aux_data_tmp;
 
        dispatch = fallback_dispatch(device->dispatch);
+       if (!dispatch->mt.aux_data_list) return;
 
        if (!list_empty(&dispatch->mt.aux_data_list[0])) {
                list_for_each(aux_data, &dispatch->mt.aux_data_list[0], link) {