From: Dirk Lemstra <dirk@git.imagemagick.org>
Date: Sat, 31 Mar 2018 14:11:12 +0000 (+0200)
Subject: Use ConstantString to avoid extra allocation (https://bugs.chromium.org/p/oss-fuzz... 
X-Git-Tag: 7.0.7-29~258
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=3577a24017459a7d333b7703bf3597016c53dc1e;p=imagemagick

Use ConstantString to avoid extra allocation (https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=7013)
---

diff --git a/coders/ps.c b/coders/ps.c
index b80e8ebd3..70b82a812 100644
--- a/coders/ps.c
+++ b/coders/ps.c
@@ -658,7 +658,7 @@ static Image *ReadPSImage(const ImageInfo *image_info,ExceptionInfo *exception)
         for (q=command; *q != '\0'; q++)
           if (isspace((int) (unsigned char) *q) != 0)
             break;
-        value=AcquireString(q);
+        value=ConstantString(q);
         (void) SubstituteString(&value,"(","");
         (void) SubstituteString(&value,")","");
         (void) StripString(value);