On Wed, 25 Mar 2020, Roberto Sassu wrote:
> Evaluate error in init_ima() before register_blocking_lsm_notifier() and
> return if not zero.
>
> Cc: stable@xxxxxxxxxxxxxxx # 5.3.x
> Fixes: b16942455193 ("ima: use the lsm policy update notifier")
> Signed-off-by: Roberto Sassu <roberto.sassu@xxxxxxxxxx>
> ---
> security/integrity/ima/ima_main.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c
> index 9d0abedeae77..f96f151294e6 100644
> --- a/security/integrity/ima/ima_main.c
> +++ b/security/integrity/ima/ima_main.c
> @@ -792,6 +792,9 @@ static int __init init_ima(void)
> error = ima_init();
> }
>
> + if (error)
> + return error;
> +
> error = register_blocking_lsm_notifier(&ima_lsm_policy_notifier);
> if (error)
> pr_warn("Couldn't register LSM notifier, error %d\n", error);
>
Reviewed-by: James Morris <jamorris@xxxxxxxxxxxxxxxxxxx>
--
James Morris
<jmorris@xxxxxxxxx>
