Instead of freeing individual pages of the bitmap for the namespace,
call idr_destroy() on the idr struct for the namespace.
Signed-off-by: Gargi Sharma <gs051095@xxxxxxxxx>
---
kernel/pid_namespace.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/kernel/pid_namespace.c b/kernel/pid_namespace.c
index 74a5a72..6894109 100644
--- a/kernel/pid_namespace.c
+++ b/kernel/pid_namespace.c
@@ -164,11 +164,9 @@ static void delayed_free_pidns(struct rcu_head *p)
static void destroy_pid_namespace(struct pid_namespace *ns)
{
- int i;
-
ns_free_inum(&ns->ns);
- for (i = 0; i < PIDMAP_ENTRIES; i++)
- kfree(ns->pidmap[i].page);
+
+ idr_destroy(ns->idr);
call_rcu(&ns->rcu, delayed_free_pidns);
}
--
2.7.4
--
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