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Diffstat (limited to 'include/block/block_int-common.h')
-rw-r--r--include/block/block_int-common.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/block/block_int-common.h b/include/block/block_int-common.h
index 8947abab76..b7a7cbd3a5 100644
--- a/include/block/block_int-common.h
+++ b/include/block/block_int-common.h
@@ -435,7 +435,7 @@ struct BlockDriver {
      * DMA mapping for hot buffers.
      */
     void (*bdrv_register_buf)(BlockDriverState *bs, void *host, size_t size);
-    void (*bdrv_unregister_buf)(BlockDriverState *bs, void *host);
+    void (*bdrv_unregister_buf)(BlockDriverState *bs, void *host, size_t size);
 
     /*
      * This field is modified only under the BQL, and is part of