d09459fe30
add_register() contained a duplicate check but only compared the new key to the first (smallest in order) list member. Fix that and factor the list handling out so it can be used by other functions. Change-Id: I5a8346f36fa024351e1282c9681868ecf451b283 Signed-off-by: Nico Huber <nico.h@gmx.de> Reviewed-on: https://review.coreboot.org/c/coreboot/+/41743 Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Aaron Durbin <adurbin@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>