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layer-shell: handle serial wrapping overflow
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parent
4a4da256dd
commit
b937c7b05e
1 changed files with 13 additions and 9 deletions
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@ -58,20 +58,17 @@ static void layer_surface_handle_ack_configure(struct wl_client *client,
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struct wl_resource *resource, uint32_t serial) {
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struct wlr_layer_surface_v1 *surface = layer_surface_from_resource(resource);
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bool found = false;
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struct wlr_layer_surface_v1_configure *configure, *tmp;
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if (!surface || surface->closed) {
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return;
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}
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wl_list_for_each_safe(configure, tmp, &surface->configure_list, link) {
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if (configure->serial < serial) {
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layer_surface_configure_destroy(configure);
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} else if (configure->serial == serial) {
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// First find the ack'ed configure
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bool found = false;
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struct wlr_layer_surface_v1_configure *configure, *tmp;
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wl_list_for_each(configure, &surface->configure_list, link) {
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if (configure->serial == serial) {
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found = true;
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break;
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} else {
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break;
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}
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}
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if (!found) {
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@ -80,6 +77,13 @@ static void layer_surface_handle_ack_configure(struct wl_client *client,
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"wrong configure serial: %u", serial);
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return;
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}
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// Then remove old configures from the list
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wl_list_for_each_safe(configure, tmp, &surface->configure_list, link) {
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if (configure->serial == serial) {
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break;
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}
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layer_surface_configure_destroy(configure);
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}
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if (surface->acked_configure) {
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layer_surface_configure_destroy(surface->acked_configure);
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