Re: [PATCH v4 05/15] selinux: Refactor to remove bprm_secureexec hook

From: James Morris
Date: Mon Jul 31 2017 - 20:46:54 EST


On Mon, 31 Jul 2017, Kees Cook wrote:

> The SELinux bprm_secureexec hook can be merged with the bprm_set_creds
> hook since it's dealing with the same information, and all of the details
> are finalized during the first call to the bprm_set_creds hook via
> prepare_binprm() (subsequent calls due to binfmt_script, etc, are ignored
> via bprm->called_set_creds).
>
> Here, the test can just happen at the end of the bprm_set_creds hook,
> and the bprm_secureexec hook can be dropped.
>
> Cc: Stephen Smalley <sds@xxxxxxxxxxxxx>
> Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx>
> Acked-by: Paul Moore <paul@xxxxxxxxxxxxxx>
> Tested-by: Paul Moore <paul@xxxxxxxxxxxxxx>
> Acked-by: Serge Hallyn <serge@xxxxxxxxxx>
> ---
> security/selinux/hooks.c | 24 +++++-------------------
> 1 file changed, 5 insertions(+), 19 deletions(-)


Reviewed-by: James Morris <james.l.morris@xxxxxxxxxx>


--
James Morris
<jmorris@xxxxxxxxx>