1 files changed, 4 insertions, 2 deletions

diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index 6cdb1db776cf..922bb6848813 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -878,9 +878,11 @@ static inline void rcu_head_init(struct rcu_head *rhp)
 static inline bool
 rcu_head_after_call_rcu(struct rcu_head *rhp, rcu_callback_t f)
 {
-        if (READ_ONCE(rhp->func) == f)
+        rcu_callback_t func = READ_ONCE(rhp->func);
+
+        if (func == f)
                 return true;
-        WARN_ON_ONCE(READ_ONCE(rhp->func) != (rcu_callback_t)~0L);
+        WARN_ON_ONCE(func != (rcu_callback_t)~0L);
         return false;
 }