block/vmdk: do not report file offset for compressed extents

Signed-off-by: NPeter Lieven <pl@kamp.de>
Reviewed-by: NFam Zheng <famz@redhat.com>
Signed-off-by: NStefan Hajnoczi <stefanha@redhat.com>

block/vmdk.c

@@ -1184,7 +1184,7 @@ static int64_t coroutine_fn vmdk_co_get_block_status(BlockDriverState *bs,
         break;
     case VMDK_OK:
         ret = BDRV_BLOCK_DATA;
-        if (extent->file == bs->file) {
+        if (extent->file == bs->file && !extent->compressed) {
             ret |= BDRV_BLOCK_OFFSET_VALID | offset;
         }