net,rcu: convert call_rcu(phonet_device_rcu_free) to kfree_rcu() (7e113a9c) · Commits · 戴 / test

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

net/phonet/pn_dev.c

+1 −9

Original line number	Diff line number	Diff line
		@@ -162,14 +162,6 @@ int phonet_address_add(struct net_device *dev, u8 addr)
		return err;
		}

		static void phonet_device_rcu_free(struct rcu_head *head)
		{
		struct phonet_device *pnd;

		pnd = container_of(head, struct phonet_device, rcu);
		kfree(pnd);
		}

		int phonet_address_del(struct net_device *dev, u8 addr)
		{
		struct phonet_device_list *pndevs = phonet_device_list(dev_net(dev));
		@@ -188,7 +180,7 @@ int phonet_address_del(struct net_device *dev, u8 addr)
		mutex_unlock(&pndevs->lock);

		if (pnd)
		call_rcu(&pnd->rcu, phonet_device_rcu_free);
		kfree_rcu(pnd, rcu);

		return err;
		}