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authorPablo Neira Ayuso <pablo@netfilter.org>2021-07-15 11:11:26 +0200
committerPablo Neira Ayuso <pablo@netfilter.org>2021-08-01 12:00:49 +0200
commit241d1af4c11a75d4c17ecc0193a6ab60553efbfc (patch)
tree994f189ff28878964697c594a312e60bb2c863e7 /net/netfilter
parentaae950b189413ed3201354600d44223da0bcf63c (diff)
netfilter: nft_compat: use nfnetlink_unicast()
Use nfnetlink_unicast() which already translates EAGAIN to ENOBUFS, since EAGAIN is reserved to report missing module dependencies to the nfnetlink core. e0241ae6ac59 ("netfilter: use nfnetlink_unicast() forgot to update this spot. Reported-by: Yajun Deng <yajun.deng@linux.dev> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter')
-rw-r--r--net/netfilter/nft_compat.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/net/netfilter/nft_compat.c b/net/netfilter/nft_compat.c
index 639c337c885b..272bcdb1392d 100644
--- a/net/netfilter/nft_compat.c
+++ b/net/netfilter/nft_compat.c
@@ -683,14 +683,12 @@ static int nfnl_compat_get_rcu(struct sk_buff *skb,
goto out_put;
}
- ret = netlink_unicast(info->sk, skb2, NETLINK_CB(skb).portid,
- MSG_DONTWAIT);
- if (ret > 0)
- ret = 0;
+ ret = nfnetlink_unicast(skb2, info->net, NETLINK_CB(skb).portid);
out_put:
rcu_read_lock();
module_put(THIS_MODULE);
- return ret == -EAGAIN ? -ENOBUFS : ret;
+
+ return ret;
}
static const struct nla_policy nfnl_compat_policy_get[NFTA_COMPAT_MAX+1] = {