Re: [PATCH v3 3/7] selinux: update type for number of class permissions in services code

From: Paul Moore
Date: Wed Aug 09 2023 - 19:07:50 EST


On Aug 7, 2023 =?UTF-8?q?Christian=20G=C3=B6ttsche?= <cgzones@xxxxxxxxxxxxxx> wrote:
>
> Security classes have only up to 32 permissions, hence using an u16 is
> sufficient (while improving padding in struct selinux_mapping).
>
> Signed-off-by: Christian Göttsche <cgzones@xxxxxxxxxxxxxx>
> ---
> v3:
> - drop type change of arithmetic variable; it might effect performance
> as suggested by David.
> - split bogus and corrected cast into separate patch
> v2:
> update commit description:
> - mention struct selinux_mapping in the padding argument
> (currently between the first and second member there are 2 bytes
> padding)
> - mention overflow in the cast argument and the result of setting
> no bits due to it
> ---
> security/selinux/ss/services.c | 2 +-
> security/selinux/ss/services.h | 2 +-
> 2 files changed, 2 insertions(+), 2 deletions(-)

Merged into selinux/next, thanks.

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