diff options
Diffstat (limited to 'block/qcow2-bitmap.c')
| -rw-r--r-- | block/qcow2-bitmap.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/block/qcow2-bitmap.c b/block/qcow2-bitmap.c index b2487101ed..9821c1628f 100644 --- a/block/qcow2-bitmap.c +++ b/block/qcow2-bitmap.c @@ -1404,9 +1404,8 @@ static Qcow2Bitmap *find_bitmap_by_name(Qcow2BitmapList *bm_list, return NULL; } -void qcow2_remove_persistent_dirty_bitmap(BlockDriverState *bs, - const char *name, - Error **errp) +int qcow2_remove_persistent_dirty_bitmap(BlockDriverState *bs, const char *name, + Error **errp) { int ret; BDRVQcow2State *s = bs->opaque; @@ -1416,18 +1415,19 @@ void qcow2_remove_persistent_dirty_bitmap(BlockDriverState *bs, if (s->nb_bitmaps == 0) { /* Absence of the bitmap is not an error: see explanation above * bdrv_remove_persistent_dirty_bitmap() definition. */ - return; + return 0; } bm_list = bitmap_list_load(bs, s->bitmap_directory_offset, s->bitmap_directory_size, errp); if (bm_list == NULL) { - return; + return -EIO; } bm = find_bitmap_by_name(bm_list, name); if (bm == NULL) { - goto fail; + ret = -EINVAL; + goto out; } QSIMPLEQ_REMOVE(bm_list, bm, Qcow2Bitmap, entry); @@ -1435,14 +1435,16 @@ void qcow2_remove_persistent_dirty_bitmap(BlockDriverState *bs, ret = update_ext_header_and_dir(bs, bm_list); if (ret < 0) { error_setg_errno(errp, -ret, "Failed to update bitmap extension"); - goto fail; + goto out; } free_bitmap_clusters(bs, &bm->table); -fail: +out: bitmap_free(bm); bitmap_list_free(bm_list); + + return ret; } void qcow2_store_persistent_dirty_bitmaps(BlockDriverState *bs, Error **errp) |