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-rw-r--r--kernel/cgroup/cgroup.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c
index d6551cd45238..44857278eb8a 100644
--- a/kernel/cgroup/cgroup.c
+++ b/kernel/cgroup/cgroup.c
@@ -2311,6 +2311,14 @@ out_release_tset:
list_del_init(&cset->mg_node);
}
spin_unlock_irq(&css_set_lock);
+
+ /*
+ * Re-initialize the cgroup_taskset structure in case it is reused
+ * again in another cgroup_migrate_add_task()/cgroup_migrate_execute()
+ * iteration.
+ */
+ tset->nr_tasks = 0;
+ tset->csets = &tset->src_csets;
return ret;
}