diff options
Diffstat (limited to 'block.c')
| -rw-r--r-- | block.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/block.c b/block.c index c6404ebbf8..5df17de5a4 100644 --- a/block.c +++ b/block.c @@ -1857,8 +1857,11 @@ int bdrv_commit(BlockDriverState *bs) buf = g_malloc(COMMIT_BUF_SECTORS * BDRV_SECTOR_SIZE); for (sector = 0; sector < total_sectors; sector += n) { - if (bdrv_is_allocated(bs, sector, COMMIT_BUF_SECTORS, &n)) { - + ret = bdrv_is_allocated(bs, sector, COMMIT_BUF_SECTORS, &n); + if (ret < 0) { + goto ro_cleanup; + } + if (ret) { if (bdrv_read(bs, sector, buf, n) != 0) { ret = -EIO; goto ro_cleanup; |