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-rw-r--r--kernel/cgroup.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 9fcdaa705b6c..11a03d67635a 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -1495,7 +1495,7 @@ static struct dentry *cgroup_mount(struct file_system_type *fs_type,
*/
if (!use_task_css_set_links)
cgroup_enable_task_cg_lists();
-retry:
+
mutex_lock(&cgroup_tree_mutex);
mutex_lock(&cgroup_mutex);
@@ -1503,7 +1503,7 @@ retry:
ret = parse_cgroupfs_options(data, &opts);
if (ret)
goto out_unlock;
-
+retry:
/* look for a matching existing root */
if (!opts.subsys_mask && !opts.none && !opts.name) {
cgrp_dfl_root_visible = true;
@@ -1562,9 +1562,9 @@ retry:
if (!atomic_inc_not_zero(&root->cgrp.refcnt)) {
mutex_unlock(&cgroup_mutex);
mutex_unlock(&cgroup_tree_mutex);
- kfree(opts.release_agent);
- kfree(opts.name);
msleep(10);
+ mutex_lock(&cgroup_tree_mutex);
+ mutex_lock(&cgroup_mutex);
goto retry;
}
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