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-rw-r--r--block/dirty-bitmap.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/block/dirty-bitmap.c b/block/dirty-bitmap.c
index 84509476ba..e451916187 100644
--- a/block/dirty-bitmap.c
+++ b/block/dirty-bitmap.c
@@ -503,7 +503,8 @@ void bdrv_dirty_iter_free(BdrvDirtyBitmapIter *iter)
int64_t bdrv_dirty_iter_next(BdrvDirtyBitmapIter *iter)
{
- return hbitmap_iter_next(&iter->hbi);
+ int64_t ret = hbitmap_iter_next(&iter->hbi);
+ return ret < 0 ? -1 : ret * BDRV_SECTOR_SIZE;
}
/* Called within bdrv_dirty_bitmap_lock..unlock */