1 files changed, 7 insertions, 1 deletions

diff --git a/kernel/freezer.c b/kernel/freezer.c
index 7be56c534397..3f460104a9d6 100644
--- a/kernel/freezer.c
+++ b/kernel/freezer.c
@@ -58,7 +58,13 @@ void refrigerator(void)
         current->flags &= ~PF_FREEZING;
 
         pr_debug("%s left refrigerator\n", current->comm);
-        __set_current_state(save);
+
+        /*
+         * Restore saved task state before returning.  The mb'd version
+         * needs to be used; otherwise, it might silently break
+         * synchronization which depends on ordered task state change.
+         */
+        set_current_state(save);
 }
 EXPORT_SYMBOL(refrigerator);