On Thu, Aug 19, 2021 at 11:14:37AM -0700, Kees Cook wrote:

Which do you mean? When doing the conversions I tended to opt for
struct_group() since it provides more robust "intentionality". Strictly
speaking, the new memset helpers are doing field-spanning writes, but the
"clear to the end" pattern was so common it made sense to add the helpers,
as they're a bit less disruptive. It's totally up to you! :)

Well, of the patches you cc'd to me only this one used the struct
group..

Jason