Commit 829e17a1 authored by Eric Leblond's avatar Eric Leblond Committed by David S. Miller
Browse files

[NETFILTER]: nfnetlink_queue: allow changing queue length through netlink


Signed-off-by: default avatarEric Leblond <eric@inl.fr>
Signed-off-by: default avatarPatrick McHardy <kaber@trash.net>
parent 7b621c1e
......@@ -82,6 +82,7 @@ enum nfqnl_attr_config {
NFQA_CFG_UNSPEC,
NFQA_CFG_CMD, /* nfqnl_msg_config_cmd */
NFQA_CFG_PARAMS, /* nfqnl_msg_config_params */
NFQA_CFG_QUEUE_MAXLEN, /* u_int32_t */
__NFQA_CFG_MAX
};
#define NFQA_CFG_MAX (__NFQA_CFG_MAX-1)
......
......@@ -947,6 +947,14 @@ nfqnl_recv_config(struct sock *ctnl, struct sk_buff *skb,
ntohl(params->copy_range));
}
if (nfqa[NFQA_CFG_QUEUE_MAXLEN-1]) {
__be32 *queue_maxlen;
queue_maxlen = NFA_DATA(nfqa[NFQA_CFG_QUEUE_MAXLEN-1]);
spin_lock_bh(&queue->lock);
queue->queue_maxlen = ntohl(*queue_maxlen);
spin_unlock_bh(&queue->lock);
}
out_put:
instance_put(queue);
return ret;
......
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