Fixed build errors for linx-mod with kernel >= 3.15.0

Upstream-Status: Not Applicable

Signed-off-by: Huimin She <huimin.she@enea.com>

---
diff -rup a/af_linx.c b/af_linx.c
--- a/af_linx.c	2014-07-25 16:22:23.295570583 +0200
+++ b/af_linx.c	2014-07-25 16:22:23.299570583 +0200
@@ -743,7 +743,11 @@ setup_receive_filter(struct sock *sk, st
 /* This function is called to wake up a receiving socket when it is sleeping
  * waiting for a new message in poll or select.
  */
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(3,15,0))
 static void linx_data_ready(struct sock *sk, int len)
+#else
+static void linx_data_ready(struct sock *sk)
+#endif
 {
 	linx_check_sock(sk);
 
@@ -1401,7 +1405,11 @@ linx_do_legacy_sendmsg(struct sock *sk,
         LINX_SOCK_STAT_QUEUE_SIGNAL(to, payload_size);
 #endif
         /* Wake up the receiver, if it sleeps and wait for the signal. */
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(3,15,0))
         to->sk_data_ready(to, payload_size);
+#else
+        to->sk_data_ready(to);
+#endif
 
         return 0;
       out:
@@ -1577,7 +1585,11 @@ linx_do_sendmsg(struct sock *sk,
 	LINX_SOCK_STAT_QUEUE_SIGNAL(to, payload_size);
 #endif
 	/* Wake up the receiver, if it sleeps and wait for the signal. */
-	to->sk_data_ready(to, payload_size);
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(3,15,0))
+        to->sk_data_ready(to, payload_size);
+#else
+        to->sk_data_ready(to);
+#endif
 
 	return 0;
       out:
@@ -1636,7 +1648,11 @@ int __linx_do_sendmsg_skb_to_local_sk(st
 	LINX_SOCK_STAT_QUEUE_SIGNAL(to, payload_size);
 #endif
 	/* Wake up the receiver, if it sleeps and waits for the signal. */
-	to->sk_data_ready(to, payload_size);
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(3,15,0))
+        to->sk_data_ready(to, payload_size);
+#else
+        to->sk_data_ready(to);
+#endif
 
 	return 0;
 }