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Diffstat (limited to 'net')
-rw-r--r--net/netfilter/nf_conntrack_netlink.c2
-rw-r--r--net/netfilter/nfnetlink.c6
-rw-r--r--net/netlink/af_netlink.c1
3 files changed, 9 insertions, 0 deletions
diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c
index d1fe9d15ac5..1b75c9efb0e 100644
--- a/net/netfilter/nf_conntrack_netlink.c
+++ b/net/netfilter/nf_conntrack_netlink.c
@@ -518,6 +518,7 @@ static int ctnetlink_conntrack_event(struct notifier_block *this,
nla_put_failure:
rcu_read_unlock();
nlmsg_failure:
+ nfnetlink_set_err(0, group, -ENOBUFS);
kfree_skb(skb);
return NOTIFY_DONE;
}
@@ -1514,6 +1515,7 @@ static int ctnetlink_expect_event(struct notifier_block *this,
nla_put_failure:
rcu_read_unlock();
nlmsg_failure:
+ nfnetlink_set_err(0, 0, -ENOBUFS);
kfree_skb(skb);
return NOTIFY_DONE;
}
diff --git a/net/netfilter/nfnetlink.c b/net/netfilter/nfnetlink.c
index 9c0ba17a1dd..2785d66a7e3 100644
--- a/net/netfilter/nfnetlink.c
+++ b/net/netfilter/nfnetlink.c
@@ -113,6 +113,12 @@ int nfnetlink_send(struct sk_buff *skb, u32 pid, unsigned group, int echo)
}
EXPORT_SYMBOL_GPL(nfnetlink_send);
+void nfnetlink_set_err(u32 pid, u32 group, int error)
+{
+ netlink_set_err(nfnl, pid, group, error);
+}
+EXPORT_SYMBOL_GPL(nfnetlink_set_err);
+
int nfnetlink_unicast(struct sk_buff *skb, u_int32_t pid, int flags)
{
return netlink_unicast(nfnl, skb, pid, flags);
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 6ee69c27f80..5b33879c642 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -1106,6 +1106,7 @@ void netlink_set_err(struct sock *ssk, u32 pid, u32 group, int code)
read_unlock(&nl_table_lock);
}
+EXPORT_SYMBOL(netlink_set_err);
/* must be called with netlink table grabbed */
static void netlink_update_socket_mc(struct netlink_sock *nlk,