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From: Markus Armbruster <armbru@redhat.com>
To: qemu-devel@nongnu.org
Cc: kwolf@redhat.com, kraxel@redhat.com, hch@lst.de
Subject: [Qemu-devel] [PATCH 02/12] ide: Make it explicit that ide_create_drive() can't fail
Date: Fri, 25 Jun 2010 18:53:22 +0200	[thread overview]
Message-ID: <1277484812-22012-3-git-send-email-armbru@redhat.com> (raw)
In-Reply-To: <1277484812-22012-1-git-send-email-armbru@redhat.com>

All callers of ide_create_drive() ignore its value.  Currently
harmless, because it fails only when qdev_init() fails, which fails
only when ide_drive_initfn() fails, which never fails.

Brittle.  Change it to die instead of silently ignoring failure.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
---
 hw/ide/qdev.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/hw/ide/qdev.c b/hw/ide/qdev.c
index 0f9f22e..127478b 100644
--- a/hw/ide/qdev.c
+++ b/hw/ide/qdev.c
@@ -84,8 +84,7 @@ IDEDevice *ide_create_drive(IDEBus *bus, int unit, DriveInfo *drive)
     dev = qdev_create(&bus->qbus, "ide-drive");
     qdev_prop_set_uint32(dev, "unit", unit);
     qdev_prop_set_drive(dev, "drive", drive);
-    if (qdev_init(dev) < 0)
-        return NULL;
+    qdev_init_nofail(dev);
     return DO_UPCAST(IDEDevice, qdev, dev);
 }
 
-- 
1.6.6.1

  parent reply	other threads:[~2010-06-25 17:43 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-06-25 16:53 [Qemu-devel] [PATCH 00/12] More block-related fixes and cleanups Markus Armbruster
2010-06-25 16:53 ` [Qemu-devel] [PATCH 01/12] scsi: scsi_bus_legacy_handle_cmdline() can fail, fix callers Markus Armbruster
2010-06-25 19:39   ` [Qemu-devel] " Christoph Hellwig
2010-06-25 16:53 ` Markus Armbruster [this message]
2010-06-25 19:40   ` [Qemu-devel] Re: [PATCH 02/12] ide: Make it explicit that ide_create_drive() can't fail Christoph Hellwig
2010-06-25 16:53 ` [Qemu-devel] [PATCH 03/12] blockdev: Remove drive_get_serial() Markus Armbruster
2010-06-25 19:41   ` [Qemu-devel] " Christoph Hellwig
2010-06-25 16:53 ` [Qemu-devel] [PATCH 04/12] blockdev: New drive_of_blockdev() Markus Armbruster
2010-06-25 19:42   ` [Qemu-devel] " Christoph Hellwig
2010-06-26  5:32     ` Markus Armbruster
2010-06-26  9:46       ` Christoph Hellwig
2010-06-26 14:46         ` Markus Armbruster
2010-06-27  9:36           ` Christoph Hellwig
2010-06-28  9:58           ` Paolo Bonzini
2010-06-29  8:57             ` Markus Armbruster
2010-06-25 16:53 ` [Qemu-devel] [PATCH 05/12] blockdev: Clean up automatic drive deletion Markus Armbruster
2010-06-26  9:48   ` [Qemu-devel] " Christoph Hellwig
2010-06-25 16:53 ` [Qemu-devel] [PATCH 06/12] qdev: Decouple qdev_prop_drive from DriveInfo Markus Armbruster
2010-06-26 10:09   ` [Qemu-devel] " Christoph Hellwig
2010-06-25 16:53 ` [Qemu-devel] [PATCH 07/12] blockdev: drive_get_by_id() is no longer used, remove Markus Armbruster
2010-06-26 10:09   ` [Qemu-devel] " Christoph Hellwig
2010-06-25 16:53 ` [Qemu-devel] [PATCH 08/12] block: Catch attempt to attach multiple devices to a blockdev Markus Armbruster
2010-06-26 10:11   ` [Qemu-devel] " Christoph Hellwig
2010-06-26 14:44     ` Markus Armbruster
2010-06-27  9:36       ` Christoph Hellwig
2010-06-28  8:24         ` Kevin Wolf
2010-06-28 10:16           ` Christoph Hellwig
2010-06-28 10:26             ` Kevin Wolf
2010-06-30 11:52               ` Markus Armbruster
2010-06-30 12:13                 ` Kevin Wolf
2010-06-29  8:06           ` Gerd Hoffmann
2010-06-30 11:33         ` Markus Armbruster
2010-06-29 13:32   ` Kevin Wolf
2010-06-29 14:29     ` Markus Armbruster
2010-06-29 14:58   ` [Qemu-devel] [PATCH v2 " Markus Armbruster
2010-06-25 16:53 ` [Qemu-devel] [PATCH 09/12] savevm: Survive hot-unplug of snapshot device Markus Armbruster
2010-06-26 10:12   ` [Qemu-devel] " Christoph Hellwig
2010-06-30 11:28     ` Markus Armbruster
2010-06-30 13:37   ` Kevin Wolf
2010-06-30 16:34     ` Markus Armbruster
2010-06-25 16:53 ` [Qemu-devel] [PATCH 10/12] block: Fix virtual media change for if=none Markus Armbruster
2010-06-26 10:14   ` [Qemu-devel] " Christoph Hellwig
2010-06-25 16:53 ` [Qemu-devel] [PATCH 11/12] ide: Make PIIX and ISA IDE init functions return the qdev Markus Armbruster
2010-06-26 10:14   ` [Qemu-devel] " Christoph Hellwig
2010-06-25 16:53 ` [Qemu-devel] [PATCH 12/12] pc: Fix CMOS info for drives defined with -device Markus Armbruster

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