374  * process, because the overlay application process can/will invalidate a lot of
389 	 * If /compatible in the overlay does not exist or if it is empty, then  in fdt_check_overlay_compatible()
391 	 * overlay development for overlays that aren't intended to be deployed.  in fdt_check_overlay_compatible()
392 	 * The user assumes the risk of using an overlay without /compatible.  in fdt_check_overlay_compatible()
422 	/* We've exhausted the overlay's /compatible property... no match */  in fdt_check_overlay_compatible()
437 	void *overlay;  in fdt_apply_overlays()  local
456 	overlay = malloc(max_overlay_size);  in fdt_apply_overlays()
457 	if (overlay == NULL) {  in fdt_apply_overlays()
467 		COPYOUT(fp->f_addr, overlay, fp->f_size);  in fdt_apply_overlays()
469 		rv = fdt_check_overlay_compatible(current_fdtp, overlay);  in fdt_apply_overlays()
471 			printf("DTB overlay '%s' not compatible\n", fp->f_name);  in fdt_apply_overlays()
474 		printf("applying DTB overlay '%s'\n", fp->f_name);  in fdt_apply_overlays()
482 			printf("failed to allocate memory for overlay base\n");  in fdt_apply_overlays()
488 			printf("failed to open base dtb into overlay base\n");  in fdt_apply_overlays()
491 		/* Both overlay and next_fdtp may be modified in place */  in fdt_apply_overlays()
492 		rv = fdt_overlay_apply(next_fdtp, overlay);  in fdt_apply_overlays()
508 			printf("failed to apply overlay: %s\n",  in fdt_apply_overlays()
518 	free(overlay);  in fdt_apply_overlays()