From: dirk <dirk@git.imagemagick.org>
Date: Mon, 22 Dec 2014 23:49:40 +0000 (+0000)
Subject: Improved performance of ReadProfile.
X-Git-Tag: 7.0.1-0~1568
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=35cb833a4f69d8f4875a02b3047d0dc9cc0776a0;p=imagemagick

Improved performance of ReadProfile.
---

diff --git a/coders/tiff.c b/coders/tiff.c
index b675e3ae7..792d0a8b9 100644
--- a/coders/tiff.c
+++ b/coders/tiff.c
@@ -519,28 +519,17 @@ static MagickBooleanType ReadProfile(Image *image,const char *name,
   MagickBooleanType
     status;
 
-  register ssize_t
-    i;
-
   StringInfo
     *profile;
 
   if (length < 4)
     return(MagickFalse);
-  i=0;
   if ((LocaleCompare(name,"icc") != 0) && (LocaleCompare(name,"xmp") != 0))
     {
-      for (i=0; i < (length-4); i+=2)
-        if (LocaleNCompare((char *) (datum+i),"8BIM",4) == 0)
-          break;
-      if (i == length)
-        length-=i;
-      else
-        i=0;
-      if (length < 4)
+      if (strstr((char *)datum,"8BIM") == (CHAR *) NULL)
         return(MagickFalse);
     }
-  profile=BlobToStringInfo(datum+i,(size_t) length);
+  profile=BlobToStringInfo(datum,(size_t) length);
   if (profile == (StringInfo *) NULL)
     ThrowBinaryException(ResourceLimitError,"MemoryAllocationFailed",
       image->filename);