From 86d7d9063f558975014784985235d70a954ccf96 Mon Sep 17 00:00:00 2001
From: heckflosse <heckflosse67@gmx.de>
Date: Fri, 8 Apr 2016 12:46:08 +0200
Subject: [PATCH] correction for LUT += operator, fixes #3245

---
 rtengine/LUT.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/rtengine/LUT.h b/rtengine/LUT.h
index a0b078d79..6ec6447d6 100644
--- a/rtengine/LUT.h
+++ b/rtengine/LUT.h
@@ -266,6 +266,7 @@ public:
                 data[i] += rhs.data[i];
             }
         }
+        return *this;
     }
 
     // use with integer indices