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-rw-r--r--block/qcow2-refcount.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/block/qcow2-refcount.c b/block/qcow2-refcount.c
index 0efb6760cb..a10453c875 100644
--- a/block/qcow2-refcount.c
+++ b/block/qcow2-refcount.c
@@ -103,6 +103,7 @@ static int load_refcount_block(BlockDriverState *bs,
ret = bdrv_pread(bs->file, refcount_block_offset, s->refcount_block_cache,
s->cluster_size);
if (ret < 0) {
+ s->refcount_block_cache_offset = 0;
return ret;
}