desktop: handle missing output safely

diff --git a/src/desktop.c b/src/desktop.c
index a90e134fb8301408a45b34500b2c1c5dd1968257..1b0e3b7f3fe5dee0e16b9b21c319dd6289678270 100644 (file)
--- a/src/desktop.c
+++ b/src/desktop.c
@@ -277,6 +277,9 @@ desktop_view_at(struct server *server, double lx, double ly,
                        server->output_layout, lx, ly);
        struct output *output = output_from_wlr_output(server, wlr_output);
 
+       if (!output) {
+               return NULL;
+       }
        if ((*surface = layer_surface_at(&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY],
                                         lx, ly, sx, sy))) {
                return NULL;