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fix crash at walking window for z order list #13

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merged 1 commit into from
May 14, 2021
Merged

fix crash at walking window for z order list #13

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7 changes: 6 additions & 1 deletion libweston/backend-rdp/rdprail.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2454,7 +2454,12 @@ rdp_insert_window_zorder_array(struct weston_view *view, UINT32 *windowIdArray,
}

/* insert itself as parent (which is below sub-surfaces in z order) */
if (rail_state->isWindowCreated &&
/* because z order is taken from compositor's scene-graph, it's possible
there is surface hasn't been associated with rail_state, so check it.
and if window is not remoted to client side, or minimized (or going to be
minimized), those won't included in z order list. */
if (rail_state &&
rail_state->isWindowCreated &&
!rail_state->is_minimized &&
!rail_state->is_minimized_requested) {
if (iCurrent >= WindowIdArraySize) {
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