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Prevent NULL dereference in tablet_tool handler
In case a tool was removed, but not yet destroyed by the client, the tool_client's tool can be NULL. We have to check that as well in the set_cursor handler to prevent using inert resources
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@ -23,7 +23,7 @@ static void handle_tablet_tool_v2_set_cursor(struct wl_client *client,
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struct wl_resource *surface_resource,
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int32_t hotspot_x, int32_t hotspot_y) {
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struct wlr_tablet_tool_client_v2 *tool = tablet_tool_client_from_resource(resource);
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if (!tool) {
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if (!tool || !tool->tool) {
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return;
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}
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