Re: [PATCH] dm: Annotate struct dm_stat with __counted_by

2023-09-29 Thread Kees Cook
On Fri, 15 Sep 2023 13:04:01 -0700, Kees Cook 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 checking via CONFIG_UBSAN_BOUNDS > (for array

Re: [dm-devel] [PATCH] dm: Annotate struct dm_stat with __counted_by

2023-09-15 Thread Gustavo A. R. Silva
On 9/15/23 14:04, Kees Cook 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 checking via CONFIG_UBSAN_BOUNDS (for array indexing) and

[dm-devel] [PATCH] dm: Annotate struct dm_stat with __counted_by

2023-09-15 Thread Kees Cook
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 checking via CONFIG_UBSAN_BOUNDS (for array indexing) and CONFIG_FORTIFY_SOURCE (for strcpy/memcpy-family