diff --git a/fs/exec.c b/fs/exec.c
index 995cba3..c7397c4 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -632,7 +632,7 @@
 		 * synchronize with any firing (by calling del_timer_sync)
 		 * before we can safely let the old group leader die.
 		 */
-		sig->real_timer.data = current;
+		sig->tsk = current;
 		spin_unlock_irq(lock);
 		if (hrtimer_cancel(&sig->real_timer))
 			hrtimer_restart(&sig->real_timer);