cred_has_capability
return cred_has_capability(cred, cap, opts, ns == &init_user_ns);
return cred_has_capability(current_cred(), CAP_SYS_ADMIN,
if (cred_has_capability(cred, CAP_MAC_ADMIN, opts, true))
error = cred_has_capability(cred, CAP_SYS_TTY_CONFIG,