From 2ec544149c3c09aa5a64660cc740e4e04044c11c Mon Sep 17 00:00:00 2001
From: grossmj <grossmj@gns3.net>
Date: Thu, 16 Feb 2017 17:47:01 +0800
Subject: [PATCH] Increased maximum frame size to accomodate jumbo frames +
 some check we don't go over again.

---
 hypervisor_iol_bridge.c | 6 ++++++
 nio.h                   | 2 +-
 ubridge.c               | 6 ++++++
 ubridge.h               | 2 +-
 4 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/hypervisor_iol_bridge.c b/hypervisor_iol_bridge.c
index 9174b4d..fc225c3 100644
--- a/hypervisor_iol_bridge.c
+++ b/hypervisor_iol_bridge.c
@@ -75,6 +75,12 @@ void *iol_nio_listener(void *data)
             perror("recv");
             break;
         }
+
+        if (bytes_received > MAX_MTU) {
+            fprintf(stderr, "received frame is %zd bytes (maximum is %d bytes)\n", bytes_received, MAX_MTU);
+            continue;
+        }
+
         nio->bytes_sent += bytes_received;
 
         if (debug_level > 0) {
diff --git a/nio.h b/nio.h
index 1fd2234..589aae7 100644
--- a/nio.h
+++ b/nio.h
@@ -27,7 +27,7 @@
 
 #define m_min(a,b) (((a) < (b)) ? (a) : (b))
 
-#define NIO_MAX_PKT_SIZE    2048
+#define NIO_MAX_PKT_SIZE    10000
 #define NIO_DEV_MAXLEN      64
 
 enum {
diff --git a/ubridge.c b/ubridge.c
index b22e997..e8d87ac 100644
--- a/ubridge.c
+++ b/ubridge.c
@@ -54,6 +54,12 @@ static void bridge_nios(nio_t *source_nio, nio_t *destination_nio, bridge_t *bri
         perror("recv");
         break;
     }
+
+    if (bytes_received > NIO_MAX_PKT_SIZE) {
+        fprintf(stderr, "received frame is %zd bytes (maximum is %d bytes)\n", bytes_received, NIO_MAX_PKT_SIZE);
+        continue;
+    }
+
     source_nio->bytes_sent += bytes_received;
 
     if (debug_level > 0) {
diff --git a/ubridge.h b/ubridge.h
index fa77dae..cbf3af5 100644
--- a/ubridge.h
+++ b/ubridge.h
@@ -35,7 +35,7 @@
 #include "nio.h"
 
 #define NAME          "ubridge"
-#define VERSION       "0.9.10"
+#define VERSION       "0.9.11"
 #define CONFIG_FILE   "ubridge.ini"
 
 #ifndef FALSE