KEY_NEED_READ      24 security/keys/dh.c 	key_ref = lookup_user_key(keyid, 0, KEY_NEED_READ);
KEY_NEED_READ     844 security/keys/keyctl.c 	ret = key_permission(key_ref, KEY_NEED_READ);
KEY_NEED_READ    4273 security/smack/smack_lsm.c 	if (perm & (KEY_NEED_READ | KEY_NEED_SEARCH | KEY_NEED_VIEW))