From 32786b341286c517daa0bec215a427c63a4c3ba1 Mon Sep 17 00:00:00 2001
From: dirk <dirk@git.imagemagick.org>
Date: Sat, 26 Mar 2016 19:25:37 +0100
Subject: [PATCH] Removed length calculation.

---
 MagickCore/accelerate.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/MagickCore/accelerate.c b/MagickCore/accelerate.c
index e1b31387a..ac1aba4a5 100644
--- a/MagickCore/accelerate.c
+++ b/MagickCore/accelerate.c
@@ -4065,12 +4065,10 @@ static MagickBooleanType ComputeGrayscaleImage(Image *image,
 
   if (ALIGNED(inputPixels,CLQuantum))
   {
-    length = image->columns * image->rows;
     clEnv->library->clEnqueueMapBuffer(queue, imageBuffer, CL_TRUE, CL_MAP_READ|CL_MAP_WRITE, 0, length * sizeof(CLQuantum), 0, NULL, NULL, &clStatus);
   }
   else 
   {
-    length = image->columns * image->rows;
     clStatus = clEnv->library->clEnqueueReadBuffer(queue, imageBuffer, CL_TRUE, 0, length * sizeof(CLQuantum), inputPixels, 0, NULL, NULL);
   }
   if (clStatus != CL_SUCCESS)
-- 
2.40.0