diff --git a/block/qcow2-cluster.c b/block/qcow2-cluster.c index c9e7bbd9d..882f50a80 100644 --- a/block/qcow2-cluster.c +++ b/block/qcow2-cluster.c @@ -796,8 +796,8 @@ int qcow2_alloc_cluster_offset(BlockDriverState *bs, uint64_t offset, m->depends_on = old_alloc; m->nb_clusters = 0; *num = 0; - ret = 0; - goto fail; + + goto out_wait_dependency; } } } @@ -812,7 +812,6 @@ int qcow2_alloc_cluster_offset(BlockDriverState *bs, uint64_t offset, cluster_offset = qcow2_alloc_clusters(bs, nb_clusters * s->cluster_size); if (cluster_offset < 0) { - QLIST_REMOVE(m, next_in_flight); ret = cluster_offset; goto fail; } @@ -825,7 +824,7 @@ int qcow2_alloc_cluster_offset(BlockDriverState *bs, uint64_t offset, out: ret = qcow2_cache_put(bs, s->l2_table_cache, (void**) &l2_table); if (ret < 0) { - return ret; + goto fail_put; } m->nb_available = MIN(nb_clusters << (s->cluster_bits - 9), n_end); @@ -835,8 +834,13 @@ out: return 0; +out_wait_dependency: + return qcow2_cache_put(bs, s->l2_table_cache, (void**) &l2_table); + fail: qcow2_cache_put(bs, s->l2_table_cache, (void**) &l2_table); +fail_put: + QLIST_REMOVE(m, next_in_flight); return ret; }