Merge tag 'v4.4.161' into linux-linaro-lsk-v4.4

This is the 4.4.161 stable release

1 files changed, 5 insertions, 1 deletions

diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index ca961af986f7..06287bac5358 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -4081,7 +4081,11 @@ int cgroup_transfer_tasks(struct cgroup *to, struct cgroup *from)
 	 */
 	do {
 		css_task_iter_start(&from->self, &it);
-		task = css_task_iter_next(&it);
+
+		do {
+			task = css_task_iter_next(&it);
+		} while (task && (task->flags & PF_EXITING));
+
 		if (task)
 			get_task_struct(task);
 		css_task_iter_end(&it);