From 885b288025e7cfbc6f182baa12b0cf84a731cc9a Mon Sep 17 00:00:00 2001
From: Dennis Schwerdel <schwerdel@googlemail.com>
Date: Sun, 3 Jul 2016 09:47:58 +0200
Subject: [PATCH] Fixed problem with reading from device

---
 src/cloud.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/cloud.rs b/src/cloud.rs
index c47922f..5a0d0fe 100644
--- a/src/cloud.rs
+++ b/src/cloud.rs
@@ -592,7 +592,8 @@ impl<P: Protocol> GenericCloud<P> {
                     },
                     fd if (fd == device_fd) => {
                         let start = 64;
-                        let (start, size) = try_fail!(self.device.read(&mut buffer[start..]), "Failed to read from tap device: {}");
+                        let (offset, size) = try_fail!(self.device.read(&mut buffer[start..]), "Failed to read from tap device: {}");
+                        start += offset;
                         if let Err(e) = self.handle_interface_data(&mut buffer, start, start+size) {
                             error!("Error: {}", e);
                         }