security,rcu: convert call_rcu(sel_netif_free) to kfree_rcu() (690273fc) · Commits · 戴 / test

The rcu callback sel_netif_free() just calls a kfree(), so we use kfree_rcu() instead of the call_rcu(sel_netif_free). Signed-off-by:

security/selinux/netif.c

+1 −17

Original line number	Diff line number	Diff line
		@@ -103,22 +103,6 @@ static int sel_netif_insert(struct sel_netif *netif)
		return 0;
		}

		/**
		* sel_netif_free - Frees an interface entry
		* @p: the entry's RCU field
		*
		* Description:
		* This function is designed to be used as a callback to the call_rcu()
		* function so that memory allocated to a hash table interface entry can be
		* released safely.
		*
		*/
		static void sel_netif_free(struct rcu_head *p)
		{
		struct sel_netif *netif = container_of(p, struct sel_netif, rcu_head);
		kfree(netif);
		}

		/**
		* sel_netif_destroy - Remove an interface record from the table
		* @netif: the existing interface record
		@@ -131,7 +115,7 @@ static void sel_netif_destroy(struct sel_netif *netif)
		{
		list_del_rcu(&netif->list);
		sel_netif_total--;
		call_rcu(&netif->rcu_head, sel_netif_free);
		kfree_rcu(netif, rcu_head);
		}

		/**