Since the ACPICA source is maintained externally to the kernel, we can neither switch it to designated initializers nor mark it __no_randomize_layout. Until ACPICA-upstream changes[1] land to handle the designated initialization, explicitly skip it in the plugin.
[1] https://github.com/acpica/acpica/pull/248 Signed-off-by: Kees Cook <keesc...@chromium.org> --- scripts/gcc-plugins/randomize_layout_plugin.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/scripts/gcc-plugins/randomize_layout_plugin.c b/scripts/gcc-plugins/randomize_layout_plugin.c index f777ead58ba8..e6e02a40d522 100644 --- a/scripts/gcc-plugins/randomize_layout_plugin.c +++ b/scripts/gcc-plugins/randomize_layout_plugin.c @@ -346,6 +346,10 @@ static int relayout_struct(tree type) !strcmp((const char *)ORIG_TYPE_NAME(type), "RAWPCIFACTORY")) return 0; + /* Skip ACPICA structs until refreshed with designated_init. */ + if (!strcmp((const char *)ORIG_TYPE_NAME(type), "acpi_sleep_functions")) + return 0; + /* throw out any structs in uapi */ xloc = expand_location(DECL_SOURCE_LOCATION(TYPE_FIELDS(type))); -- 2.7.4
