cgroup: fix memory leak in cgroup_mount()
We should free the memory allocated in parse_cgroupfs_options() before
calling this function again.
Signed-off-by: Li Zefan <lizefan@huawei.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 5606c0f..3fe0110 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -1540,6 +1540,8 @@
if (!atomic_inc_not_zero(&root->top_cgroup.refcnt)) {
mutex_unlock(&cgroup_mutex);
mutex_unlock(&cgroup_tree_mutex);
+ kfree(opts.release_agent);
+ kfree(opts.name);
msleep(10);
goto retry;
}