1 files changed, 1 insertions, 1 deletions

diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index 38f7433c1cd2..4eaa203aa953 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -1992,7 +1992,7 @@ static int cpuset_css_online(struct cgroup_subsys_state *css)
         spin_lock_irq(&callback_lock);
         cs->mems_allowed = parent->mems_allowed;
         cpumask_copy(cs->cpus_allowed, parent->cpus_allowed);
-        spin_lock_irq(&callback_lock);
+        spin_unlock_irq(&callback_lock);
 out_unlock:
         mutex_unlock(&cpuset_mutex);
         return 0;