From 4ab1d45aae02372de60a21695a4d03f2f76804c7 Mon Sep 17 00:00:00 2001
From: dirk <dirk@git.imagemagick.org>
Date: Sat, 7 Nov 2015 23:12:55 +0100
Subject: [PATCH] Fix for the minimum size of a colormap.

---
 MagickCore/colormap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/MagickCore/colormap.c b/MagickCore/colormap.c
index e6152338d..e7cf95d4b 100644
--- a/MagickCore/colormap.c
+++ b/MagickCore/colormap.c
@@ -114,7 +114,7 @@ MagickExport MagickBooleanType AcquireImageColormap(Image *image,
   assert(image->signature == MagickCoreSignature);
   if (image->debug != MagickFalse)
     (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
-  image->colors=MagickMax(colors,2);
+  image->colors=MagickMax(colors,1);
   if (image->colormap == (PixelInfo *) NULL)
     image->colormap=(PixelInfo *) AcquireQuantumMemory(image->colors,
       sizeof(*image->colormap));
-- 
2.40.0