57 	int path_len = 0, ret;  in overlay_get_target()  local
69 			ret = fdt_path_offset(fdt, path);  in overlay_get_target()
71 			ret = path_len;  in overlay_get_target()
73 		ret = fdt_node_offset_by_phandle(fdt, phandle);  in overlay_get_target()
82 	if (ret < 0 && path_len == -FDT_ERR_NOTFOUND)  in overlay_get_target()
83 		ret = -FDT_ERR_BADOVERLAY;  in overlay_get_target()
86 	if (ret < 0)  in overlay_get_target()
87 		return ret;  in overlay_get_target()
93 	return ret;  in overlay_get_target()
154 	int ret;  in overlay_adjust_node_phandles()  local
156 	ret = overlay_phandle_add_offset(fdto, node, "phandle", delta);  in overlay_adjust_node_phandles()
157 	if (ret && ret != -FDT_ERR_NOTFOUND)  in overlay_adjust_node_phandles()
158 		return ret;  in overlay_adjust_node_phandles()
160 	ret = overlay_phandle_add_offset(fdto, node, "linux,phandle", delta);  in overlay_adjust_node_phandles()
161 	if (ret && ret != -FDT_ERR_NOTFOUND)  in overlay_adjust_node_phandles()
162 		return ret;  in overlay_adjust_node_phandles()
165 		ret = overlay_adjust_node_phandles(fdto, child, delta);  in overlay_adjust_node_phandles()
166 		if (ret)  in overlay_adjust_node_phandles()
167 			return ret;  in overlay_adjust_node_phandles()
221 	int ret;  in overlay_update_local_node_references()  local
263 			ret = fdt_setprop_inplace_namelen_partial(fdto,  in overlay_update_local_node_references()
270 			if (ret == -FDT_ERR_NOSPACE)  in overlay_update_local_node_references()
273 			if (ret)  in overlay_update_local_node_references()
274 				return ret;  in overlay_update_local_node_references()
290 		ret = overlay_update_local_node_references(fdto,  in overlay_update_local_node_references()
294 		if (ret)  in overlay_update_local_node_references()
295 			return ret;  in overlay_update_local_node_references()
443 		int poffset, ret;  in overlay_fixup_phandle()  local
476 		ret = overlay_fixup_one_phandle(fdt, fdto, symbols_off,  in overlay_fixup_phandle()
479 		if (ret)  in overlay_fixup_phandle()
480 			return ret;  in overlay_fixup_phandle()
521 		int ret;  in overlay_fixup_phandles()  local
523 		ret = overlay_fixup_phandle(fdt, fdto, symbols_off, property);  in overlay_fixup_phandles()
524 		if (ret)  in overlay_fixup_phandles()
525 			return ret;  in overlay_fixup_phandles()
560 		int ret;  in overlay_apply_node()  local
569 		ret = fdt_setprop(fdt, target, name, prop, prop_len);  in overlay_apply_node()
570 		if (ret)  in overlay_apply_node()
571 			return ret;  in overlay_apply_node()
577 		int ret;  in overlay_apply_node()  local
589 		ret = overlay_apply_node(fdt, nnode, fdto, subnode);  in overlay_apply_node()
590 		if (ret)  in overlay_apply_node()
591 			return ret;  in overlay_apply_node()
619 		int ret;  in overlay_merge()  local
636 		ret = overlay_apply_node(fdt, target, fdto, overlay);  in overlay_merge()
637 		if (ret)  in overlay_merge()
638 			return ret;  in overlay_merge()
691 	int len, frag_name_len, ret, rel_path_len;  in overlay_symbol_update()  local
752 		ret = fdt_subnode_offset_namelen(fdto, 0, frag_name,  in overlay_symbol_update()
755 		if (ret < 0)  in overlay_symbol_update()
757 		fragment = ret;  in overlay_symbol_update()
760 		ret = fdt_subnode_offset(fdto, fragment, "__overlay__");  in overlay_symbol_update()
761 		if (ret < 0)  in overlay_symbol_update()
765 		ret = overlay_get_target(fdt, fdto, fragment, &target_path);  in overlay_symbol_update()
766 		if (ret < 0)  in overlay_symbol_update()
767 			return ret;  in overlay_symbol_update()
768 		target = ret;  in overlay_symbol_update()
772 			ret = get_path_len(fdt, target);  in overlay_symbol_update()
773 			if (ret < 0)  in overlay_symbol_update()
774 				return ret;  in overlay_symbol_update()
775 			len = ret;  in overlay_symbol_update()
780 		ret = fdt_setprop_placeholder(fdt, root_sym, name,  in overlay_symbol_update()
782 		if (ret < 0)  in overlay_symbol_update()
783 			return ret;  in overlay_symbol_update()
787 			ret = overlay_get_target(fdt, fdto, fragment, &target_path);  in overlay_symbol_update()
788 			if (ret < 0)  in overlay_symbol_update()
789 				return ret;  in overlay_symbol_update()
790 			target = ret;  in overlay_symbol_update()
796 				ret = fdt_get_path(fdt, target, buf, len + 1);  in overlay_symbol_update()
797 				if (ret < 0)  in overlay_symbol_update()
798 					return ret;  in overlay_symbol_update()
816 	int ret;  in fdt_overlay_apply()  local
821 	ret = overlay_adjust_local_phandles(fdto, delta);  in fdt_overlay_apply()
822 	if (ret)  in fdt_overlay_apply()
825 	ret = overlay_update_local_references(fdto, delta);  in fdt_overlay_apply()
826 	if (ret)  in fdt_overlay_apply()
829 	ret = overlay_fixup_phandles(fdt, fdto);  in fdt_overlay_apply()
830 	if (ret)  in fdt_overlay_apply()
833 	ret = overlay_merge(fdt, fdto);  in fdt_overlay_apply()
834 	if (ret)  in fdt_overlay_apply()
837 	ret = overlay_symbol_update(fdt, fdto);  in fdt_overlay_apply()
838 	if (ret)  in fdt_overlay_apply()
860 	return ret;  in fdt_overlay_apply()