diff options
Diffstat (limited to 'ipc/msg.c')
| -rw-r--r-- | ipc/msg.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/ipc/msg.c b/ipc/msg.c index f8fbe2c095c..796b491f13b 100644 --- a/ipc/msg.c +++ b/ipc/msg.c @@ -199,9 +199,7 @@ static int newque(struct ipc_namespace *ns, struct ipc_params *params) return retval; } - /* - * ipc_addid() locks msq - */ + /* ipc_addid() locks msq upon success. */ id = ipc_addid(&msg_ids(ns), &msq->q_perm, ns->msg_ctlmni); if (id < 0) { security_msg_queue_free(msq); @@ -218,7 +216,8 @@ static int newque(struct ipc_namespace *ns, struct ipc_params *params) INIT_LIST_HEAD(&msq->q_receivers); INIT_LIST_HEAD(&msq->q_senders); - msg_unlock(msq); + spin_unlock(&msq->q_perm.lock); + rcu_read_unlock(); return msq->q_perm.id; } |