nfnetlink_unicast() translates EAGAIN to ENOBUFS, since EAGAIN is
reserved to report missing module dependencies to the nfnetlink core.
Reported-by: Yajun Deng <yajun.deng@xxxxxxxxx>
Fixes: e0241ae6ac59 ("netfilter: use nfnetlink_unicast()")
Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
---
net/netfilter/nft_compat.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/net/netfilter/nft_compat.c b/net/netfilter/nft_compat.c
index 639c337c885b..60f234df4e1d 100644
--- a/net/netfilter/nft_compat.c
+++ b/net/netfilter/nft_compat.c
@@ -683,10 +683,7 @@ 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);
--
2.20.1
