1 files changed, 4 insertions, 2 deletions

diff --git a/kernel/rcutree_plugin.h b/kernel/rcutree_plugin.h
index 75113cb7c4fb..6abef3cfcbc1 100644
--- a/kernel/rcutree_plugin.h
+++ b/kernel/rcutree_plugin.h
@@ -695,9 +695,12 @@ static void rcu_report_exp_rnp(struct rcu_state *rsp, struct rcu_node *rnp)
 
         raw_spin_lock_irqsave(&rnp->lock, flags);
         for (;;) {
-                if (!sync_rcu_preempt_exp_done(rnp))
+                if (!sync_rcu_preempt_exp_done(rnp)) {
+                        raw_spin_unlock_irqrestore(&rnp->lock, flags);
                         break;
+                }
                 if (rnp->parent == NULL) {
+                        raw_spin_unlock_irqrestore(&rnp->lock, flags);
                         wake_up(&sync_rcu_preempt_exp_wq);
                         break;
                 }
@@ -707,7 +710,6 @@ static void rcu_report_exp_rnp(struct rcu_state *rsp, struct rcu_node *rnp)
                 raw_spin_lock(&rnp->lock); /* irqs already disabled */
                 rnp->expmask &= ~mask;
         }
-        raw_spin_unlock_irqrestore(&rnp->lock, flags);
 }
 
 /*