diff --git a/kernel/exit.c b/kernel/exit.c
index 826e1dc8168..94a9992e6fd 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -1191,7 +1191,6 @@ static int wait_task_zombie(struct task_struct *p, int options,
 	if (likely(!traced)) {
 		struct signal_struct *psig;
 		struct signal_struct *sig;
-		struct task_cputime cputime;
 
 		/*
 		 * The resource counters for the group leader are in its
@@ -1207,23 +1206,20 @@ static int wait_task_zombie(struct task_struct *p, int options,
 		 * need to protect the access to parent->signal fields,
 		 * as other threads in the parent group can be right
 		 * here reaping other children at the same time.
-		 *
-		 * We use thread_group_cputime() to get times for the thread
-		 * group, which consolidates times for all threads in the
-		 * group including the group leader.
 		 */
-		thread_group_cputime(p, &cputime);
 		spin_lock_irq(&p->real_parent->sighand->siglock);
 		psig = p->real_parent->signal;
 		sig = p->signal;
 		psig->cutime =
 			cputime_add(psig->cutime,
-			cputime_add(cputime.utime,
-				    sig->cutime));
+			cputime_add(p->utime,
+			cputime_add(sig->utime,
+				    sig->cutime)));
 		psig->cstime =
 			cputime_add(psig->cstime,
-			cputime_add(cputime.stime,
-				    sig->cstime));
+			cputime_add(p->stime,
+			cputime_add(sig->stime,
+				    sig->cstime)));
 		psig->cgtime =
 			cputime_add(psig->cgtime,
 			cputime_add(p->gtime,