if (data->file->offset != data_offset)
return grub_error (GRUB_ERR_BAD_FILE_TYPE, "jpeg: extra byte in sos");
+ if (*data->bitmap)
+ return grub_error (GRUB_ERR_BAD_FILE_TYPE, "jpeg: too many start of scan blocks");
+
if (grub_video_bitmap_create (data->bitmap, data->image_width,
data->image_height,
GRUB_VIDEO_BLIT_FORMAT_RGB_888))
nc1 = (data->image_width + hb - 1) >> (3 + data->log_hs);
if (data->bitmap_ptr == NULL)
- return grub_error(GRUB_ERR_BAD_FILE_TYPE,
- "jpeg: attempted to decode data before start of stream");
+ return grub_error (GRUB_ERR_BAD_FILE_TYPE,
+ "jpeg: attempted to decode data before start of stream");
for (; data->r1 < nr1 && (!data->dri || rst);
data->r1++, data->bitmap_ptr += (vb * data->image_width - hb * nc1) * 3)