Kees Cook <keescook@xxxxxxxxxxxx> wrote: > In preparation for FORTIFY_SOURCE performing compile-time and run-time > field array bounds checking for memcpy(), memmove(), and memset(), > avoid intentionally writing across neighboring fields. > > Use struct_group() in struct txpd around members tx_dest_addr_high > and tx_dest_addr_low so they can be referenced together. This will > allow memcpy() and sizeof() to more easily reason about sizes, improve > readability, and avoid future warnings about writing beyond the end > of tx_dest_addr_high. > > "pahole" shows no size nor member offset changes to struct txpd. > "objdump -d" shows no object code changes. > > Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx> Patch applied to wireless-drivers-next.git, thanks. 642a57475b30 libertas_tf: Use struct_group() for memcpy() region -- https://patchwork.kernel.org/project/linux-wireless/patch/20211118184121.1283821-1-keescook@xxxxxxxxxxxx/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
