diff options
| -rw-r--r-- | block/stream.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/block/stream.c b/block/stream.c index 6253c86fae..bfaebb861a 100644 --- a/block/stream.c +++ b/block/stream.c @@ -238,11 +238,16 @@ void stream_start(const char *job_id, BlockDriverState *bs, BlockDriverState *iter; bool bs_read_only; + if (bdrv_freeze_backing_chain(bs, base, errp) < 0) { + return; + } + /* Make sure that the image is opened in read-write mode */ bs_read_only = bdrv_is_read_only(bs); if (bs_read_only) { if (bdrv_reopen_set_read_only(bs, false, errp) != 0) { - return; + bs_read_only = false; + goto fail; } } @@ -269,11 +274,6 @@ void stream_start(const char *job_id, BlockDriverState *bs, &error_abort); } - if (bdrv_freeze_backing_chain(bs, base, errp) < 0) { - job_early_fail(&s->common.job); - goto fail; - } - s->base = base; s->backing_file_str = g_strdup(backing_file_str); s->bs_read_only = bs_read_only; @@ -288,4 +288,5 @@ fail: if (bs_read_only) { bdrv_reopen_set_read_only(bs, true, NULL); } + bdrv_unfreeze_backing_chain(bs, base); } |