[PATCH v4 1/20] lsm: Refactor return value of LSM hook vm_enough_memory

[Paul Moore]

On Jul 11, 2024 Xu Kuohai <xukuohai at huaweicloud.com> wrote:
> 
> To be consistent with most LSM hooks, convert the return value of
> hook vm_enough_memory to 0 or a negative error code.
> 
> Before:
> - Hook vm_enough_memory returns 1 if permission is granted, 0 if not.
> - LSM_RET_DEFAULT(vm_enough_memory_mm) is 1.
> 
> After:
> - Hook vm_enough_memory reutrns 0 if permission is granted, negative
>   error code if not.
> - LSM_RET_DEFAULT(vm_enough_memory_mm) is 0.
> 
> Signed-off-by: Xu Kuohai <xukuohai at huawei.com>
> ---
>  include/linux/lsm_hook_defs.h |  2 +-
>  include/linux/security.h      |  2 +-
>  security/commoncap.c          | 11 +++--------
>  security/security.c           | 11 +++++------
>  security/selinux/hooks.c      | 15 ++++-----------
>  5 files changed, 14 insertions(+), 27 deletions(-)

A nice improvement, thank you!

--
paul-moore.com