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[PATCH v5 14/14] block/qcow2: refactor qcow2_update_options_prepare erro
From: |
Vladimir Sementsov-Ogievskiy |
Subject: |
[PATCH v5 14/14] block/qcow2: refactor qcow2_update_options_prepare error paths |
Date: |
Sat, 9 Jan 2021 15:58:11 +0300 |
Keep setting ret close to setting errp and don't merge different error
paths into one. This way it's more obvious that we don't return
error without setting errp.
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
---
block/qcow2.c | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/block/qcow2.c b/block/qcow2.c
index 436bcf0a97..0aa6ae1e1f 100644
--- a/block/qcow2.c
+++ b/block/qcow2.c
@@ -1158,6 +1158,10 @@ static int qcow2_update_options_prepare(BlockDriverState
*bs,
}
qdict_put_str(encryptopts, "format", "qcow");
r->crypto_opts = block_crypto_open_opts_init(encryptopts, errp);
+ if (!r->crypto_opts) {
+ ret = -EINVAL;
+ goto fail;
+ }
break;
case QCOW_CRYPT_LUKS:
@@ -1170,14 +1174,15 @@ static int
qcow2_update_options_prepare(BlockDriverState *bs,
}
qdict_put_str(encryptopts, "format", "luks");
r->crypto_opts = block_crypto_open_opts_init(encryptopts, errp);
+ if (!r->crypto_opts) {
+ ret = -EINVAL;
+ goto fail;
+ }
break;
default:
error_setg(errp, "Unsupported encryption method %d",
s->crypt_method_header);
- break;
- }
- if (s->crypt_method_header != QCOW_CRYPT_NONE && !r->crypto_opts) {
ret = -EINVAL;
goto fail;
}
--
2.29.2
- [PATCH v5 03/14] block: check return value of bdrv_open_child and drop error propagation, (continued)
- [PATCH v5 03/14] block: check return value of bdrv_open_child and drop error propagation, Vladimir Sementsov-Ogievskiy, 2021/01/09
- [PATCH v5 05/14] block: drop extra error propagation for bdrv_set_backing_hd, Vladimir Sementsov-Ogievskiy, 2021/01/09
- [PATCH v5 04/14] blockdev: fix drive_backup_prepare() missed error, Vladimir Sementsov-Ogievskiy, 2021/01/09
- [PATCH v5 06/14] block/mirror: drop extra error propagation in commit_active_start(), Vladimir Sementsov-Ogievskiy, 2021/01/09
- [PATCH v5 07/14] blockjob: return status from block_job_set_speed(), Vladimir Sementsov-Ogievskiy, 2021/01/09
- [PATCH v5 08/14] block/qcow2: qcow2_get_specific_info(): drop error propagation, Vladimir Sementsov-Ogievskiy, 2021/01/09
- [PATCH v5 09/14] block/qcow2-bitmap: improve qcow2_load_dirty_bitmaps() interface, Vladimir Sementsov-Ogievskiy, 2021/01/09
- [PATCH v5 11/14] block/qcow2: read_cache_sizes: return status value, Vladimir Sementsov-Ogievskiy, 2021/01/09
- [PATCH v5 10/14] block/qcow2-bitmap: return status from qcow2_store_persistent_dirty_bitmaps, Vladimir Sementsov-Ogievskiy, 2021/01/09
- [PATCH v5 12/14] block/qcow2: simplify qcow2_co_invalidate_cache(), Vladimir Sementsov-Ogievskiy, 2021/01/09
- [PATCH v5 14/14] block/qcow2: refactor qcow2_update_options_prepare error paths,
Vladimir Sementsov-Ogievskiy <=
- [PATCH v5 13/14] block/qed: bdrv_qed_do_open: deal with errp, Vladimir Sementsov-Ogievskiy, 2021/01/09