[PATCH] security: clarify task_prctl hook documentation

Paul Moore paul at paul-moore.com
Thu Jul 2 18:59:22 UTC 2026


On Jun 15, 2026 Bill Roberts <bill.roberts at arm.com> wrote:
> 
> The task_prctl hook comment incorrectly described the hook as checking
> whether a prctl operation is allowed. In reality, the hook exists for
> LSMs to handle LSM-specific prctl operations.
> 
> Update the function description and kernel-doc comment to reflect the
> actual behavior. The old wording appears to have been copied from other
> permission-check hooks despite differing semantics.
> 
> Signed-off-by: Bill Roberts <bill.roberts at arm.com>
> Acked-by: Casey Schaufler <casey at schaufler-ca.com>
> Reviewed-by: Serge Hallyn <serge at hallyn.com>
> ---
>  security/security.c | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)

Good catch, thanks!  Merged into lsm/dev.

--
paul-moore.com



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