On Wed, Jan 4, 2023 at 1:52 AM Gustavo A. R. Silva <gustavoars@xxxxxxxxxx> wrote: > > On Tue, Jan 03, 2023 at 03:48:36PM -0800, Kees Cook wrote: > > Zero-length arrays are deprecated[1] and are being replaced with > > flexible array members in support of the ongoing efforts to tighten the > > FORTIFY_SOURCE routines on memcpy(), correctly instrument array indexing > > with UBSAN_BOUNDS, and to globally enable -fstrict-flex-arrays=3. > > > > Replace zero-length array with flexible-array member. > > > > This results in no differences in binary output. > > > > [1] https://github.com/KSPP/linux/issues/78 > > > > Cc: Ben Skeggs <bskeggs@xxxxxxxxxx> > > Cc: Karol Herbst <kherbst@xxxxxxxxxx> > > Cc: Lyude Paul <lyude@xxxxxxxxxx> > > Cc: David Airlie <airlied@xxxxxxxxx> > > Cc: Daniel Vetter <daniel@xxxxxxxx> > > Cc: Gourav Samaiya <gsamaiya@xxxxxxxxxx> > > Cc: "Gustavo A. R. Silva" <gustavoars@xxxxxxxxxx> > > Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx > > Cc: nouveau@xxxxxxxxxxxxxxxxxxxxx > > Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx> > > Here is my RB again: > > Reviewed-by: Gustavo A. R. Silva <gustavoars@xxxxxxxxxx> > Reviewed-by: Karol Herbst <kherbst@xxxxxxxxxx> will push in a moment > Thanks! > -- > Gustavo > > > --- > > Sent before as: https://lore.kernel.org/all/20221118211207.never.039-kees@xxxxxxxxxx/ > > --- > > drivers/gpu/drm/nouveau/include/nvfw/hs.h | 2 +- > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > diff --git a/drivers/gpu/drm/nouveau/include/nvfw/hs.h b/drivers/gpu/drm/nouveau/include/nvfw/hs.h > > index 8c4cd08a7b5f..8b58b668fc0c 100644 > > --- a/drivers/gpu/drm/nouveau/include/nvfw/hs.h > > +++ b/drivers/gpu/drm/nouveau/include/nvfw/hs.h > > @@ -52,7 +52,7 @@ struct nvfw_hs_load_header_v2 { > > struct { > > u32 offset; > > u32 size; > > - } app[0]; > > + } app[]; > > }; > > > > const struct nvfw_hs_load_header_v2 *nvfw_hs_load_header_v2(struct nvkm_subdev *, const void *); > > -- > > 2.34.1 > > >
