On Wed, Aug 14, 2024 at 01:00:34PM +0300, Jani Nikula wrote: > Almost two thirds of the memchr_inv() usages check if the memory area is > all zeros, with no interest in where in the buffer the first non-zero > byte is located. Checking for !memchr_inv(s, 0, n) is also not very > intuitive or discoverable. Add an explicit mem_is_zero() helper for this > use case. > > Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx> Reviewed-by: Kees Cook <kees@xxxxxxxxxx> -- Kees Cook