l2tp: do not use udp_ioctl()

[pandora-kernel.git] / net / l2tp / l2tp_ip.c

diff --git a/net/l2tp/l2tp_ip.c b/net/l2tp/l2tp_ip.c
index 2d9b98e..eccc008 100644 (file)
--- a/net/l2tp/l2tp_ip.c
+++ b/net/l2tp/l2tp_ip.c
@@ -9,6 +9,7 @@
  *     2 of the License, or (at your option) any later version.
  */
 
+#include <asm/ioctls.h>
 #include <linux/icmp.h>
 #include <linux/module.h>
 #include <linux/skbuff.h>
@@ -612,6 +613,30 @@ out:
        return copied;
 }
 
+int l2tp_ioctl(struct sock *sk, int cmd, unsigned long arg)
+{
+       struct sk_buff *skb;
+       int amount;
+
+       switch (cmd) {
+       case SIOCOUTQ:
+               amount = sk_wmem_alloc_get(sk);
+               break;
+       case SIOCINQ:
+               spin_lock_bh(&sk->sk_receive_queue.lock);
+               skb = skb_peek(&sk->sk_receive_queue);
+               amount = skb ? skb->len : 0;
+               spin_unlock_bh(&sk->sk_receive_queue.lock);
+               break;
+
+       default:
+               return -ENOIOCTLCMD;
+       }
+
+       return put_user(amount, (int __user *)arg);
+}
+EXPORT_SYMBOL(l2tp_ioctl);
+
 static struct proto l2tp_ip_prot = {
        .name              = "L2TP/IP",
        .owner             = THIS_MODULE,
@@ -620,7 +645,7 @@ static struct proto l2tp_ip_prot = {
        .bind              = l2tp_ip_bind,
        .connect           = l2tp_ip_connect,
        .disconnect        = l2tp_ip_disconnect,
-       .ioctl             = udp_ioctl,
+       .ioctl             = l2tp_ioctl,
        .destroy           = l2tp_ip_destroy_sock,
        .setsockopt        = ip_setsockopt,
        .getsockopt        = ip_getsockopt,