@@ -182,11 +182,12 @@ static int qcow2_write_snapshots(BlockDriverState *bs)
snapshots_offset = qcow2_alloc_clusters(bs, snapshots_size);
offset = snapshots_offset;
if (offset < 0) {
- return offset;
+ ret = offset;
+ goto fail;
}
ret = bdrv_flush(bs);
if (ret < 0) {
- return ret;
+ goto fail;
}
/* The snapshot list position has not yet been updated, so these clusters
@@ -194,7 +195,7 @@ static int qcow2_write_snapshots(BlockDriverState *bs)
ret = qcow2_pre_write_overlap_check(bs, QCOW2_OL_DEFAULT, offset,
snapshots_size);
if (ret < 0) {
- return ret;
+ goto fail;
}
qcow2_write_snapshots does contain a fail label and there is no reason not to use it on some errors; therefore, we should always jump there on error. Signed-off-by: Max Reitz <mreitz@redhat.com> --- block/qcow2-snapshot.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-)