block/mirror: drop extra error propagation in commit_active_start()

Let's check return value of mirror_start_job to check for failure
instead of local_err.

Rename ret to job, as ret is usually integer variable.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Greg Kurz <groug@kaod.org>
Reviewed-by: Alberto Garcia <berto@igalia.com>
Message-Id: <20210202124956.63146-7-vsementsov@virtuozzo.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
This commit is contained in:
Vladimir Sementsov-Ogievskiy 2021-02-02 15:49:48 +03:00 committed by Eric Blake
parent dc9c10a1f4
commit eb5becc18f

View File

@ -1860,8 +1860,7 @@ BlockJob *commit_active_start(const char *job_id, BlockDriverState *bs,
bool auto_complete, Error **errp)
{
bool base_read_only;
Error *local_err = NULL;
BlockJob *ret;
BlockJob *job;
base_read_only = bdrv_is_read_only(base);
@ -1871,19 +1870,18 @@ BlockJob *commit_active_start(const char *job_id, BlockDriverState *bs,
}
}
ret = mirror_start_job(
job = mirror_start_job(
job_id, bs, creation_flags, base, NULL, speed, 0, 0,
MIRROR_LEAVE_BACKING_CHAIN, false,
on_error, on_error, true, cb, opaque,
&commit_active_job_driver, false, base, auto_complete,
filter_node_name, false, MIRROR_COPY_MODE_BACKGROUND,
&local_err);
if (local_err) {
error_propagate(errp, local_err);
errp);
if (!job) {
goto error_restore_flags;
}
return ret;
return job;
error_restore_flags:
/* ignore error and errp for bdrv_reopen, because we want to propagate