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authorPablo Neira Ayuso <pablo@netfilter.org>2009-03-23 13:21:06 +0100
committerPatrick McHardy <kaber@trash.net>2009-03-23 13:21:06 +0100
commitdd5b6ce6fd465eab90357711c8e8124dc3a31ff0 (patch)
treeebc40b018356e8cac36ba575e3f183c1a16b782b /net/netfilter/nf_conntrack_netlink.c
parent176252746ebbc8db97e304345af1f2563c7dc139 (diff)
nefilter: nfnetlink: add nfnetlink_set_err and use it in ctnetlink
This patch adds nfnetlink_set_err() to propagate the error to netlink broadcast listener in case of memory allocation errors in the message building. Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'net/netfilter/nf_conntrack_netlink.c')
-rw-r--r--net/netfilter/nf_conntrack_netlink.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c
index d1fe9d15ac5c..1b75c9efb0eb 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;
}