Fix incorrect client_data pointer being set in libjpeg context. (#152)

This fixes incorrect data processing in libjpeg callbacks. Fixes #150 Fixes #151
ImageMagick · Apr 29, 2021 · bcbfef9 · bcbfef9
1 parent 370ce4c
commit bcbfef9
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/coders/jpeg.c b/coders/jpeg.c
@@ -1199,7 +1199,7 @@ static Image *ReadJPEGImage_(const ImageInfo *image_info,
       InheritException(exception,&image->exception);
       return(DestroyImage(image));
     }
-  jpeg_info->client_data=(void *) &client_info;
+  jpeg_info->client_data=(void *) client_info;
   jpeg_create_decompress(jpeg_info);
   if (GetMaxMemoryRequest() != ~0UL)
     jpeg_info->mem->max_memory_to_use=(long) GetMaxMemoryRequest();
@@ -2361,7 +2361,7 @@ static MagickBooleanType WriteJPEGImage_(const ImageInfo *image_info,
       (void) CloseBlob(volatile_image);
       return(MagickFalse);
     }
-  jpeg_info->client_data=(void *) &client_info;
+  jpeg_info->client_data=(void *) client_info;
   jpeg_create_compress(jpeg_info);
   JPEGDestinationManager(jpeg_info,image);
   if ((image->columns != (unsigned int) image->columns) ||