input: check if the resource is valid in seat_get_pointer

seat->pointer->focus->resource can be NULL, if the surface was
created with weston_surface_create.

diff --git a/src/input.c b/src/input.c
index 644487a..a7a37e5 100644 (file)
--- a/src/input.c
+++ b/src/input.c
@@ -1181,7 +1181,7 @@ seat_get_pointer(struct wl_client *client, struct wl_resource *resource,
        wl_resource_set_implementation(cr, &pointer_interface, seat->pointer,
                                       unbind_resource);
 
-       if (seat->pointer->focus &&
+       if (seat->pointer->focus && seat->pointer->focus->resource &&
            wl_resource_get_client(seat->pointer->focus->resource) == client) {
                struct weston_surface *surface;
                wl_fixed_t sx, sy;