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x11: Prevent leak on XIQueryDevice

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Per http://linux.die.net/man/3/xiquerydevice:

> XIFreeDeviceInfo frees the information returned by
> XIQueryDevice.
This commit is contained in:
Emilio Cobos Álvarez 2016-01-06 17:44:26 +01:00
parent f59be2588c
commit 21b9245ccc
1 changed files with 6 additions and 2 deletions
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8
src/api/x11/input.rs
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@ -226,7 +226,7 @@ impl XInputEventHandler {
for axis_id in 0..axis_state.mask_len {
if ffi::XIMaskIsSet(&mask, axis_id) {
let axis_value = unsafe{*axis_state.values.offset(axis_count)};
let delta = calc_scroll_deltas(event_data, axis_id, axis_value, &self.axis_list,
let delta = calc_scroll_deltas(event_data, axis_id, axis_value, &self.axis_list,
&mut self.current_state.axis_values);
scroll_delta.0 += delta.0;
scroll_delta.1 += delta.1;
@ -314,7 +314,11 @@ fn read_input_axis_info(display: &Arc<XConnection>) -> Vec<Axis> {
}
}
}
unsafe {
(display.xinput2.XIFreeDeviceInfo)(devices);
}
axis_list
}