backends/native: Fix logic error

ClutterInputDevice's get_group_n_modes() vfunc is meant to return
-1 for groups that are out of the known range, not within. Fix the
early return condition, and let the native backend return correctly
the number of modes for the given group.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1920>
This commit is contained in:
Carlos Garnacho 2021-07-07 18:31:10 +02:00
parent 8ca087fee9
commit 841ee0a227

View File

@ -161,7 +161,7 @@ meta_input_device_native_get_group_n_modes (ClutterInputDevice *device,
{
MetaInputDeviceNative *device_native = META_INPUT_DEVICE_NATIVE (device);
if (!device_native->modes || group < device_native->modes->len)
if (!device_native->modes || group >= device_native->modes->len)
return -1;
return g_array_index (device_native->modes, int, group);