From a57abe51ca1c1390c1feec9f2cbd271e2c83975c Mon Sep 17 00:00:00 2001
From: Dirk Lemstra <dirk@git.imagemagick.org>
Date: Sat, 15 Sep 2018 16:12:22 +0200
Subject: [PATCH] Corrected patch.

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

diff --git a/coders/jpeg.c b/coders/jpeg.c
index d046c6a46..020ffaac6 100644
--- a/coders/jpeg.c
+++ b/coders/jpeg.c
@@ -2377,9 +2377,9 @@ static MagickBooleanType WriteJPEGImage(const ImageInfo *image_info,
     }
 #if defined(C_ARITH_CODING_SUPPORTED)
   option=GetImageOption(image_info,"jpeg:arithmetic-coding");
-  if (option != (const char *) NULL)
+  if (IsStringTrue(option) != MagickFalse)
     {
-      jpeg_info.arith_code=IsStringTrue(option) != MagickFalse ? TRUE : FALSE;
+      jpeg_info.arith_code=TRUE;
       jpeg_info.optimize_coding=FALSE; // Not supported.
     }
 #endif
-- 
2.40.0