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-rw-r--r--block/qcow2-cluster.c4
-rw-r--r--block/qcow2.c4
2 files changed, 5 insertions, 3 deletions
diff --git a/block/qcow2-cluster.c b/block/qcow2-cluster.c
index 5fb8c6695a..437aaa8174 100644
--- a/block/qcow2-cluster.c
+++ b/block/qcow2-cluster.c
@@ -878,11 +878,11 @@ int qcow2_decompress_cluster(BlockDriverState *bs, uint64_t cluster_offset)
BLKDBG_EVENT(bs->file, BLKDBG_READ_COMPRESSED);
ret = bdrv_read(bs->file, coffset >> 9, s->cluster_data, nb_csectors);
if (ret < 0) {
- return -1;
+ return ret;
}
if (decompress_buffer(s->cluster_cache, s->cluster_size,
s->cluster_data + sector_offset, csize) < 0) {
- return -1;
+ return -EIO;
}
s->cluster_cache_offset = coffset;
}
diff --git a/block/qcow2.c b/block/qcow2.c
index 647c2a4bc4..551b3c2f82 100644
--- a/block/qcow2.c
+++ b/block/qcow2.c
@@ -497,8 +497,10 @@ static void qcow2_aio_read_cb(void *opaque, int ret)
}
} else if (acb->cluster_offset & QCOW_OFLAG_COMPRESSED) {
/* add AIO support for compressed blocks ? */
- if (qcow2_decompress_cluster(bs, acb->cluster_offset) < 0)
+ ret = qcow2_decompress_cluster(bs, acb->cluster_offset);
+ if (ret < 0) {
goto done;
+ }
qemu_iovec_from_buffer(&acb->hd_qiov,
s->cluster_cache + index_in_cluster * 512,