From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:45177) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YGlX9-0003TC-HQ for qemu-devel@nongnu.org; Thu, 29 Jan 2015 04:37:12 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YGlX6-0007mV-3Y for qemu-devel@nongnu.org; Thu, 29 Jan 2015 04:37:07 -0500 Received: from mx1.redhat.com ([209.132.183.28]:59714) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YGlX5-0007mE-Rz for qemu-devel@nongnu.org; Thu, 29 Jan 2015 04:37:04 -0500 Received: from int-mx09.intmail.prod.int.phx2.redhat.com (int-mx09.intmail.prod.int.phx2.redhat.com [10.5.11.22]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id t0T9b3QG021953 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL) for ; Thu, 29 Jan 2015 04:37:03 -0500 From: Markus Armbruster Date: Thu, 29 Jan 2015 10:36:58 +0100 Message-Id: <1422524221-8566-2-git-send-email-armbru@redhat.com> In-Reply-To: <1422524221-8566-1-git-send-email-armbru@redhat.com> References: <1422524221-8566-1-git-send-email-armbru@redhat.com> Subject: [Qemu-devel] [PATCH v2 1/4] blockdev: Give find_block_job() an Error ** parameter List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: kwolf@redhat.com, stefanha@redhat.com When find_block_job() fails, all its callers build the same Error object. Build it in find_block_job() instead. Signed-off-by: Markus Armbruster Reviewed-by: Eric Blake --- blockdev.c | 19 ++++++++----------- 1 file changed, 8 insertions(+), 11 deletions(-) diff --git a/blockdev.c b/blockdev.c index d59efd3..8d6ca35 100644 --- a/blockdev.c +++ b/blockdev.c @@ -2653,7 +2653,8 @@ out: } /* Get the block job for a given device name and acquire its AioContext */ -static BlockJob *find_block_job(const char *device, AioContext **aio_context) +static BlockJob *find_block_job(const char *device, AioContext **aio_context, + Error **errp) { BlockDriverState *bs; @@ -2673,6 +2674,7 @@ static BlockJob *find_block_job(const char *device, AioContext **aio_context) return bs->job; notfound: + error_set(errp, QERR_BLOCK_JOB_NOT_ACTIVE, device); *aio_context = NULL; return NULL; } @@ -2680,10 +2682,9 @@ notfound: void qmp_block_job_set_speed(const char *device, int64_t speed, Error **errp) { AioContext *aio_context; - BlockJob *job = find_block_job(device, &aio_context); + BlockJob *job = find_block_job(device, &aio_context, errp); if (!job) { - error_set(errp, QERR_BLOCK_JOB_NOT_ACTIVE, device); return; } @@ -2695,10 +2696,9 @@ void qmp_block_job_cancel(const char *device, bool has_force, bool force, Error **errp) { AioContext *aio_context; - BlockJob *job = find_block_job(device, &aio_context); + BlockJob *job = find_block_job(device, &aio_context, errp); if (!job) { - error_set(errp, QERR_BLOCK_JOB_NOT_ACTIVE, device); return; } @@ -2721,10 +2721,9 @@ out: void qmp_block_job_pause(const char *device, Error **errp) { AioContext *aio_context; - BlockJob *job = find_block_job(device, &aio_context); + BlockJob *job = find_block_job(device, &aio_context, errp); if (!job) { - error_set(errp, QERR_BLOCK_JOB_NOT_ACTIVE, device); return; } @@ -2736,10 +2735,9 @@ void qmp_block_job_pause(const char *device, Error **errp) void qmp_block_job_resume(const char *device, Error **errp) { AioContext *aio_context; - BlockJob *job = find_block_job(device, &aio_context); + BlockJob *job = find_block_job(device, &aio_context, errp); if (!job) { - error_set(errp, QERR_BLOCK_JOB_NOT_ACTIVE, device); return; } @@ -2751,10 +2749,9 @@ void qmp_block_job_resume(const char *device, Error **errp) void qmp_block_job_complete(const char *device, Error **errp) { AioContext *aio_context; - BlockJob *job = find_block_job(device, &aio_context); + BlockJob *job = find_block_job(device, &aio_context, errp); if (!job) { - error_set(errp, QERR_BLOCK_JOB_NOT_ACTIVE, device); return; } -- 1.9.3