Merge branch 'nf' of git://1984.lsi.us.es/net (c43c5f39) · Commits · e / devices / android_kernel_xiaomi_markw

net/netfilter/nf_conntrack_netlink.c

+13 −5

Original line number	Diff line number	Diff line
		@@ -1358,12 +1358,15 @@ ctnetlink_create_conntrack(struct net *net, u16 zone,
		nf_ct_protonum(ct));
		if (helper == NULL) {
		rcu_read_unlock();
		spin_unlock_bh(&nf_conntrack_lock);
		#ifdef CONFIG_MODULES
		if (request_module("nfct-helper-%s", helpname) < 0) {
		spin_lock_bh(&nf_conntrack_lock);
		err = -EOPNOTSUPP;
		goto err1;
		}

		spin_lock_bh(&nf_conntrack_lock);
		rcu_read_lock();
		helper = __nf_conntrack_helper_find(helpname,
		nf_ct_l3num(ct),
		@@ -1869,25 +1872,30 @@ ctnetlink_get_expect(struct sock ctnl, struct sk_buff skb,

		err = -ENOMEM;
		skb2 = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
		if (skb2 == NULL)
		if (skb2 == NULL) {
		nf_ct_expect_put(exp);
		goto out;
		}

		rcu_read_lock();
		err = ctnetlink_exp_fill_info(skb2, NETLINK_CB(skb).pid,
		nlh->nlmsg_seq, IPCTNL_MSG_EXP_NEW, exp);
		rcu_read_unlock();
		nf_ct_expect_put(exp);
		if (err <= 0)
		goto free;

		nf_ct_expect_put(exp);
		err = netlink_unicast(ctnl, skb2, NETLINK_CB(skb).pid, MSG_DONTWAIT);
		if (err < 0)
		goto out;

		return netlink_unicast(ctnl, skb2, NETLINK_CB(skb).pid, MSG_DONTWAIT);
		return 0;

		free:
		kfree_skb(skb2);
		out:
		nf_ct_expect_put(exp);
		return err;
		/* this avoids a loop in nfnetlink. */
		return err == -EAGAIN ? -ENOBUFS : err;
		}

		static int