From: cristy <urban-warrior@git.imagemagick.org>
Date: Sun, 27 Apr 2014 19:33:02 +0000 (+0000)
Subject: (no commit message)
X-Git-Tag: 7.0.1-0~2398
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=986770045c9cb858c24b418862d6dcbc9aef56b1;p=imagemagick

---

diff --git a/MagickCore/blob.c b/MagickCore/blob.c
index f1c5304e2..91d04cb51 100644
--- a/MagickCore/blob.c
+++ b/MagickCore/blob.c
@@ -2542,8 +2542,9 @@ MagickExport MagickBooleanType OpenBlob(const ImageInfo *image_info,
             if (((int) magick[0] == 0x1F) && ((int) magick[1] == 0x8B) &&
                 ((int) magick[2] == 0x08))
               {
-                (void) fclose(image->blob->file_info.file);
-                image->blob->type=UndefinedStream;
+                if (image->blob->file_info.file != (FILE *) NULL)
+                  (void) fclose(image->blob->file_info.file);
+                image->blob->file_info.file=(FILE *) NULL;
                 image->blob->file_info.gzfile=gzopen(filename,type);
                 if (image->blob->file_info.gzfile != (gzFile) NULL)
                   image->blob->type=ZipStream;
@@ -2552,8 +2553,9 @@ MagickExport MagickBooleanType OpenBlob(const ImageInfo *image_info,
 #if defined(MAGICKCORE_BZLIB_DELEGATE)
             if (strncmp((char *) magick,"BZh",3) == 0)
               {
-                (void) fclose(image->blob->file_info.file);
-                image->blob->type=UndefinedStream;
+                if (image->blob->file_info.file != (FILE *) NULL)
+                  (void) fclose(image->blob->file_info.file);
+                image->blob->file_info.file=(FILE *) NULL;
                 image->blob->file_info.bzfile=BZ2_bzopen(filename,type);
                 if (image->blob->file_info.bzfile != (BZFILE *) NULL)
                   image->blob->type=BZipStream;