From 1e22ca4b2a96cd7e4324cc5ca264e88798ccdf5a Mon Sep 17 00:00:00 2001
From: Cristy <urban-warrior@imagemagick.org>
Date: Sat, 24 Dec 2016 12:18:47 -0500
Subject: [PATCH] ...

---
 coders/dds.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/coders/dds.c b/coders/dds.c
index d41706fd8..6fd058acd 100644
--- a/coders/dds.c
+++ b/coders/dds.c
@@ -725,9 +725,9 @@ static const DDSSingleColourLookup*
 #define FixRange(min, max, steps) \
 if (min > max) \
   min = max; \
-if (max - min < steps) \
+if ((ssize_t) max - min < steps) \
   max = MagickMin(min + steps, 255); \
-if (max - min < steps) \
+if ((ssize_t) max - min < steps) \
   min = MagickMax(0, max - steps)
 
 #define Dot(left, right) (left.x*right.x) + (left.y*right.y) + (left.z*right.z)
-- 
2.40.0