Re: [PATCH v6 1/9] keys/trusted_keys: propagate wrapping key generation errors

[Jarkko Sakkinen <jarkko@kernel.org>]

On Thu, Nov 05, 2026 at 08:13:12PM +0530, Srish Srinivasan wrote:
> plpks_gen_wrapping_key() returns a negative errno when default wrapping key
> generation fails. However, trusted_pkwm_init() returns -EINVAL for all such
> failures, discarding the original error.
> 
> Propagate the error returned by plpks_gen_wrapping_key() unchanged.
> 
> Fixes: c99fcb0d735b ("keys/trusted_keys: establish PKWM as a trusted source")
> Cc: stable@vger.kernel.org # 7.0
> Signed-off-by: Srish Srinivasan <ssrish@linux.ibm.com>
> Tested-by: R Nageswara Sastry <rnsastry@linux.ibm.com>

Nit: I'd put the SOB as last.

> ---
>  security/keys/trusted-keys/trusted_pkwm.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/security/keys/trusted-keys/trusted_pkwm.c b/security/keys/trusted-keys/trusted_pkwm.c
> index bf42c6679245..422f752598e1 100644
> --- a/security/keys/trusted-keys/trusted_pkwm.c
> +++ b/security/keys/trusted-keys/trusted_pkwm.c
> @@ -170,7 +170,7 @@ static int trusted_pkwm_init(void)
>  	ret = plpks_gen_wrapping_key();
>  	if (ret) {
>  		pr_err("Failed to generate default wrapping key\n");
> -		return -EINVAL;
> +		return ret;
>  	}
>  
>  	return register_key_type(&key_type_trusted);
> -- 
> 2.52.0
> 

Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>

Br, Jarkko