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clients: Add more sanity checks to catch destroyed window

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Add a sanity check to touch_handle_down() and data_device_enter() as
what we did for pointer and keyboard.

Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
This commit is contained in:
Jeffy Chen 2019-09-02 10:26:09 +08:00 committed by Daniel Stone
parent 179458ad23
commit 9774917049
1 changed files with 10 additions and 0 deletions
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10
clients/window.c
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@ -3246,6 +3246,11 @@ touch_handle_down(void *data, struct wl_touch *wl_touch,
float sx = wl_fixed_to_double(x_w);
float sy = wl_fixed_to_double(y_w);
if (!surface) {
/* down event for a window we've just destroyed */
return;
}
input->display->serial = serial;
input->touch_focus = wl_surface_get_user_data(surface);
if (!input->touch_focus) {
@ -3601,6 +3606,11 @@ data_device_enter(void *data, struct wl_data_device *data_device,
float y = wl_fixed_to_double(y_w);
char **p;
if (!surface) {
/* enter event for a window we've just destroyed */
return;
}
window = wl_surface_get_user_data(surface);
input->drag_enter_serial = serial;
input->drag_focus = window,