(no commit message)

[imagemagick] / MagickCore / constitute.c

diff --git a/MagickCore/constitute.c b/MagickCore/constitute.c
index 1123bc58904def62a92b96ef6dd192ca634bbcd9..747a20e30bff1c275787ac768fde8ee5163b70c6 100644 (file)
--- a/MagickCore/constitute.c
+++ b/MagickCore/constitute.c
@@ -351,6 +351,11 @@ MagickExport Image *PingImages(ImageInfo *image_info,const char *filename,
       sans=AcquireExceptionInfo();
       (void) SetImageInfo(read_info,0,sans);
       sans=DestroyExceptionInfo(sans);
+      if (read_info->number_scenes == 0)
+        {
+          read_info=DestroyImageInfo(read_info);
+          return(PingImage(image_info,exception));
+        }
       (void) CopyMagickString(ping_filename,read_info->filename,MaxTextExtent);
       images=NewImageList();
       extent=(ssize_t) (read_info->scene+read_info->number_scenes);
@@ -459,6 +464,7 @@ MagickExport Image *ReadImage(const ImageInfo *image_info,
       errno=EPERM;
       (void) ThrowMagickException(exception,GetMagickModule(),PolicyError,
         "NotAuthorized","'%s'",read_info->filename);
+      read_info=DestroyImageInfo(read_info);
       return((Image *) NULL);
     }
   /*
@@ -1062,9 +1068,13 @@ MagickExport MagickBooleanType WriteImage(const ImageInfo *image_info,
   if (IsRightsAuthorized(domain,rights,write_info->magick) == MagickFalse)
     {
       sans_exception=DestroyExceptionInfo(sans_exception);
+      write_info=DestroyImageInfo(write_info);
       errno=EPERM;
       ThrowBinaryException(PolicyError,"NotAuthorized",filename);
     }
+  /*
+    Call appropriate image reader based on image type.
+  */
   magick_info=GetMagickInfo(write_info->magick,sans_exception);
   sans_exception=DestroyExceptionInfo(sans_exception);
   if (magick_info != (const MagickInfo *) NULL)