redonkable/remarkable-linux
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Merge branch 'nf' of git://1984.lsi.us.es/net

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This commit is contained in:
David S. Miller 2011-12-24 16:10:26 -05:00
parent bb52c7acf8 1a31a4a838
commit c43c5f3958
1 changed files with 13 additions and 5 deletions
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18
net/netfilter/nf_conntrack_netlink.c
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@ -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