/* the root user's tracking struct */
struct key_user root_key_user = {
.usage = ATOMIC_INIT(3),
- .consq = LIST_HEAD_INIT(root_key_user.consq),
- .lock = SPIN_LOCK_UNLOCKED,
+ .cons_lock = __MUTEX_INITIALIZER(root_key_user.cons_lock),
+ .lock = __SPIN_LOCK_UNLOCKED(root_key_user.lock),
.nkeys = ATOMIC_INIT(2),
.nikeys = ATOMIC_INIT(2),
.uid = 0,
/* concoct a default session keyring */
sprintf(buf, "_uid_ses.%u", user->uid);
- session_keyring = keyring_alloc(buf, user->uid, (gid_t) -1, ctx, 0, NULL);
+ session_keyring = keyring_alloc(buf, user->uid, (gid_t) -1, ctx,
+ KEY_ALLOC_IN_QUOTA, NULL);
if (IS_ERR(session_keyring)) {
ret = PTR_ERR(session_keyring);
goto error;
* keyring */
sprintf(buf, "_uid.%u", user->uid);
- uid_keyring = keyring_alloc(buf, user->uid, (gid_t) -1, ctx, 0,
- session_keyring);
+ uid_keyring = keyring_alloc(buf, user->uid, (gid_t) -1, ctx,
+ KEY_ALLOC_IN_QUOTA, session_keyring);
if (IS_ERR(uid_keyring)) {
key_put(session_keyring);
ret = PTR_ERR(uid_keyring);
sprintf(buf, "_tid.%u", tsk->pid);
- keyring = keyring_alloc(buf, tsk->uid, tsk->gid, tsk, 1, NULL);
+ keyring = keyring_alloc(buf, tsk->uid, tsk->gid, tsk,
+ KEY_ALLOC_QUOTA_OVERRUN, NULL);
if (IS_ERR(keyring)) {
ret = PTR_ERR(keyring);
goto error;
if (!tsk->signal->process_keyring) {
sprintf(buf, "_pid.%u", tsk->tgid);
- keyring = keyring_alloc(buf, tsk->uid, tsk->gid, tsk, 1, NULL);
+ keyring = keyring_alloc(buf, tsk->uid, tsk->gid, tsk,
+ KEY_ALLOC_QUOTA_OVERRUN, NULL);
if (IS_ERR(keyring)) {
ret = PTR_ERR(keyring);
goto error;
static int install_session_keyring(struct task_struct *tsk,
struct key *keyring)
{
+ unsigned long flags;
struct key *old;
char buf[20];
if (!keyring) {
sprintf(buf, "_ses.%u", tsk->tgid);
- keyring = keyring_alloc(buf, tsk->uid, tsk->gid, tsk, 1, NULL);
+ flags = KEY_ALLOC_QUOTA_OVERRUN;
+ if (tsk->signal->session_keyring)
+ flags = KEY_ALLOC_IN_QUOTA;
+
+ keyring = keyring_alloc(buf, tsk->uid, tsk->gid, tsk,
+ flags, NULL);
if (IS_ERR(keyring))
return PTR_ERR(keyring);
}
key = key_lookup(id);
if (IS_ERR(key)) {
- key_ref = ERR_PTR(PTR_ERR(key));
+ key_ref = ERR_CAST(key);
goto error;
}
break;
}
- /* check the status */
- if (perm) {
+ if (!partial) {
+ ret = wait_for_key_construction(key, true);
+ switch (ret) {
+ case -ERESTARTSYS:
+ goto invalid_key;
+ default:
+ if (perm)
+ goto invalid_key;
+ case 0:
+ break;
+ }
+ } else if (perm) {
ret = key_validate(key);
if (ret < 0)
goto invalid_key;
keyring = find_keyring_by_name(name, 0);
if (PTR_ERR(keyring) == -ENOKEY) {
/* not found - try and create a new one */
- keyring = keyring_alloc(name, tsk->uid, tsk->gid, tsk, 0, NULL);
+ keyring = keyring_alloc(name, tsk->uid, tsk->gid, tsk,
+ KEY_ALLOC_IN_QUOTA, NULL);
if (IS_ERR(keyring)) {
ret = PTR_ERR(keyring);
goto error2;