[LTP] [PATCH] Add landlock07 test

[Cyril Hrubis]

Hi!
> +static void create_keyring(const int operation)
> +{
> +	TEST(keyctl(operation, NULL, 0, 0, 0));
> +	if (TST_RET == -1)
> +		tst_brk(TERRNO | TBROK, "keyctl() failed");
> +}

This looks like we should add SAFE_KEYCTL() instead...

Other than that the rest of the code looks good.

-- 
Cyril Hrubis
chrubis@suse.cz