From bdcf83d1c293e450aa9b143d05f5d820b8fe3db4 Mon Sep 17 00:00:00 2001
From: Kenny Levinsen <kl@kl.wtf>
Date: Fri, 2 Aug 2019 11:19:09 +0200
Subject: [PATCH] Fix empty damage handling

---
 src/main.rs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/main.rs b/src/main.rs
index 896d875..0521aeb 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -90,6 +90,11 @@ impl App {
 
         mmap.flush().unwrap();
 
+        if damage.len() == 0 {
+            // Nothing to do
+            return Ok(());
+        }
+
         // get a buffer and attach it
         let new_buffer = pool.buffer(
             0,