1 files changed, 3 insertions, 1 deletions

diff --git a/kernel/timer.c b/kernel/timer.c
index a297ffcf888e..b12385244bb5 100644
--- a/kernel/timer.c
+++ b/kernel/timer.c
@@ -1102,7 +1102,9 @@ static void call_timer_fn(struct timer_list *timer, void (*fn)(unsigned long),
          * warnings as well as problems when looking into
          * timer->lockdep_map, make a copy and use that here.
          */
-        struct lockdep_map lockdep_map = timer->lockdep_map;
+        struct lockdep_map lockdep_map;
+
+        lockdep_copy_map(&lockdep_map, &timer->lockdep_map);
 #endif
         /*
          * Couple the lock chain with the lock chain at