Messages in this thread | | | From | Kees Cook <> | Subject | Re: [PATCH][next] atags_proc: Add __counted_by for struct buffer and use struct_size() | Date | Sat, 2 Dec 2023 12:32:23 -0800 |
| |
On Tue, 10 Oct 2023 06:46:50 -0600, Gustavo A. R. Silva wrote: > Prepare for the coming implementation by GCC and Clang of the __counted_by > attribute. Flexible array members annotated with __counted_by can have > their accesses bounds-checked at run-time via CONFIG_UBSAN_BOUNDS (for > array indexing) and CONFIG_FORTIFY_SOURCE (for strcpy/memcpy-family > functions). > > While there, use struct_size() helper, instead of the open-coded > version, to calculate the size for the allocation of the whole > flexible structure, including of course, the flexible-array member. > > [...]
Applied to for-next/hardening, thanks!
[1/1] atags_proc: Add __counted_by for struct buffer and use struct_size() https://git.kernel.org/kees/c/ac7110d883ff
Take care,
-- Kees Cook
| |