diff options
Diffstat (limited to 'security/keys/request_key.c')
| -rw-r--r-- | security/keys/request_key.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/security/keys/request_key.c b/security/keys/request_key.c index 1919540f047..54aa7b70e63 100644 --- a/security/keys/request_key.c +++ b/security/keys/request_key.c @@ -175,13 +175,12 @@ static struct key *__request_key_construction(struct key_type *type, key->expiry = now.tv_sec + key_negative_timeout; if (current->signal->session_keyring) { - unsigned long flags; struct key *keyring; - spin_lock_irqsave(¤t->sighand->siglock, flags); - keyring = current->signal->session_keyring; + rcu_read_lock(); + keyring = rcu_dereference(current->signal->session_keyring); atomic_inc(&keyring->usage); - spin_unlock_irqrestore(¤t->sighand->siglock, flags); + rcu_read_unlock(); key_link(keyring, key); key_put(keyring); |