diff options
Diffstat (limited to 'security/keys/persistent.c')
| -rw-r--r-- | security/keys/persistent.c | 27 |
1 files changed, 4 insertions, 23 deletions
diff --git a/security/keys/persistent.c b/security/keys/persistent.c index 8171c90d4c9a..97af230aa4b2 100644 --- a/security/keys/persistent.c +++ b/security/keys/persistent.c @@ -12,27 +12,6 @@ unsigned persistent_keyring_expiry = 3 * 24 * 3600; /* Expire after 3 days of non-use */ -static struct key_acl persistent_register_keyring_acl = { - .usage = REFCOUNT_INIT(1), - .nr_ace = 2, - .aces = { - KEY_POSSESSOR_ACE(KEY_ACE_SEARCH | KEY_ACE_WRITE), - KEY_OWNER_ACE(KEY_ACE_VIEW | KEY_ACE_READ), - } -}; - -static struct key_acl persistent_keyring_acl = { - .usage = REFCOUNT_INIT(1), - .nr_ace = 2, - .possessor_viewable = true, - .aces = { - KEY_POSSESSOR_ACE(KEY_ACE_VIEW | KEY_ACE_READ | KEY_ACE_WRITE | - KEY_ACE_SEARCH | KEY_ACE_LINK | - KEY_ACE_CLEAR | KEY_ACE_INVAL), - KEY_OWNER_ACE(KEY_ACE_VIEW | KEY_ACE_READ), - } -}; - /* * Create the persistent keyring register for the current user namespace. * @@ -43,7 +22,8 @@ static int key_create_persistent_register(struct user_namespace *ns) struct key *reg = keyring_alloc(".persistent_register", KUIDT_INIT(0), KGIDT_INIT(0), current_cred(), - &persistent_register_keyring_acl, + ((KEY_POS_ALL & ~KEY_POS_SETATTR) | + KEY_USR_VIEW | KEY_USR_READ), KEY_ALLOC_NOT_IN_QUOTA, NULL, NULL); if (IS_ERR(reg)) return PTR_ERR(reg); @@ -76,7 +56,8 @@ static key_ref_t key_create_persistent(struct user_namespace *ns, kuid_t uid, persistent = keyring_alloc(index_key->description, uid, INVALID_GID, current_cred(), - &persistent_keyring_acl, + ((KEY_POS_ALL & ~KEY_POS_SETATTR) | + KEY_USR_VIEW | KEY_USR_READ), KEY_ALLOC_NOT_IN_QUOTA, NULL, ns->persistent_keyring_register); if (IS_ERR(persistent)) |