The rcu callback whitelist_item_free() just calls a kfree(),
so we use kfree_rcu() instead of the call_rcu(whitelist_item_free).
Signed-off-by: Lai Jiangshan <laijs@xxxxxxxxxxxxxx>
---
security/device_cgroup.c | 10 +---------
1 files changed, 1 insertions(+), 9 deletions(-)
diff --git a/security/device_cgroup.c b/security/device_cgroup.c
index 8d9c48f..e886ab5 100644
--- a/security/device_cgroup.c
+++ b/security/device_cgroup.c
@@ -126,14 +126,6 @@ static int dev_whitelist_add(struct dev_cgroup *dev_cgroup,
return 0;
}
-static void whitelist_item_free(struct rcu_head *rcu)
-{
- struct dev_whitelist_item *item;
-
- item = container_of(rcu, struct dev_whitelist_item, rcu);
- kfree(item);
-}
-
/*
* called under devcgroup_mutex
*/
@@ -156,7 +148,7 @@ remove:
walk->access &= ~wh->access;
if (!walk->access) {
list_del_rcu(&walk->list);
- call_rcu(&walk->rcu, whitelist_item_free);
+ kfree_rcu(walk, rcu);
}
}
}
--
1.7.4
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