summaryrefslogtreecommitdiffstats
path: root/ipc/sem.c
diff options
context:
space:
mode:
Diffstat (limited to 'ipc/sem.c')
-rw-r--r--ipc/sem.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/ipc/sem.c b/ipc/sem.c
index b2698ebdcb31..28a5c9f0be87 100644
--- a/ipc/sem.c
+++ b/ipc/sem.c
@@ -515,6 +515,7 @@ static int newary(struct ipc_namespace *ns, struct ipc_params *params)
sma->sem_nsems = nsems;
sma->sem_ctime = ktime_get_real_seconds();
+ /* ipc_addid() locks sma upon success. */
retval = ipc_addid(&sem_ids(ns), &sma->sem_perm, ns->sc_semmni);
if (retval < 0) {
call_rcu(&sma->sem_perm.rcu, sem_rcu_free);