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From: Mika Westerberg <mika.westerberg@linux.intel.com>
To: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
	Toshi Kani <toshi.kani@hp.com>,
	Bjorn Helgaas <bhelgaas@google.com>,
	LKML <linux-kernel@vger.kernel.org>,
	linux-pci@vger.kernel.org, Yinghai Lu <yinghai@kernel.org>,
	Myron Stowe <myron.stowe@redhat.com>,
	Yijing Wang <wangyijing0307@gmail.com>,
	Jiang Liu <liuj97@gmail.com>
Subject: Re: [PATCH 1/16] ACPI: Separate adding ACPI device objects from probing ACPI drivers
Date: Fri, 11 Jan 2013 22:37:59 +0200	[thread overview]
Message-ID: <20130111203759.GC13897@intel.com> (raw)
In-Reply-To: <2859994.arbXorpfaz@vostro.rjw.lan>

On Fri, Jan 11, 2013 at 09:31:43PM +0100, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> Subject: ACPI / scan: Fix check of device_attach() return value.
> 
> Since device_attach() returns 1 on success and 0 on failure,
> the check against its return value in acpi_bus_device_attach()
> should be reveresed.  Make it so.

Not sure if it matters but it returns 0 if no device was bound to a driver
and -ENODEV in case of error. If we only want to terminate in case of
error, following might be better.

	} else if (device_attach(&device->dev) < 0) {

  reply	other threads:[~2013-01-11 20:37 UTC|newest]

Thread overview: 88+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-12-09 22:58 [PATCH 0/6] ACPI: Change the ACPI namespace scanning code ordering Rafael J. Wysocki
2012-12-09 23:00 ` [PATCH 1/6] ACPI: Separate adding ACPI device objects from probing ACPI drivers Rafael J. Wysocki
2012-12-12 15:50   ` Jiang Liu
2012-12-12 22:34     ` Rafael J. Wysocki
2012-12-12 16:38   ` Jiang Liu
2012-12-12 22:32     ` Rafael J. Wysocki
2012-12-12 23:43       ` [update][PATCH " Rafael J. Wysocki
2012-12-13 13:05       ` [PATCH " Jiang Liu
2012-12-13 19:40         ` Rafael J. Wysocki
2012-12-13  1:00   ` Bjorn Helgaas
2012-12-13 11:41     ` Rafael J. Wysocki
2012-12-09 23:00 ` [PATCH 2/6] ACPI: Change the ordering of PCI root bridge driver registrarion Rafael J. Wysocki
2012-12-13  1:00   ` Bjorn Helgaas
2012-12-13 12:19     ` Rafael J. Wysocki
2012-12-09 23:01 ` [PATCH 3/6] ACPI: Make acpi_bus_add() and acpi_bus_start() visibly different Rafael J. Wysocki
2012-12-13  0:11   ` [Update][PATCH " Rafael J. Wysocki
2012-12-09 23:02 ` [PATCH 4/6] ACPI: Reduce the usage of struct acpi_bus_ops Rafael J. Wysocki
2012-12-09 23:03 ` [PATCH 5/6] ACPI: Replace struct acpi_bus_ops with enum type Rafael J. Wysocki
2012-12-10  5:34   ` Yinghai Lu
2012-12-10 14:46     ` Rafael J. Wysocki
2012-12-10 17:07       ` Yinghai Lu
2012-12-10 22:47         ` Rafael J. Wysocki
2012-12-10 23:09           ` Rafael J. Wysocki
2012-12-10 23:14             ` Yinghai Lu
2012-12-11  1:02               ` Rafael J. Wysocki
2012-12-11  1:28                 ` Rafael J. Wysocki
2012-12-11  2:26                   ` Yinghai Lu
2012-12-11 12:45                     ` Rafael J. Wysocki
2012-12-11 15:09                     ` Jiang Liu
2012-12-11 18:30                       ` Rafael J. Wysocki
2012-12-12 14:34                         ` Yijing Wang
2012-12-12 15:05                           ` Jiang Liu
2012-12-12 22:39                             ` Rafael J. Wysocki
2012-12-10 23:22           ` Yinghai Lu
2012-12-11  0:48             ` Rafael J. Wysocki
2012-12-09 23:04 ` [PATCH 6/6] ACPI: Change the ordering of acpi_bus_check_add() Rafael J. Wysocki
2012-12-13  1:00   ` Bjorn Helgaas
2012-12-13 12:20     ` Rafael J. Wysocki
2012-12-13 11:45 ` [PATCH 0/6] ACPI: Change the ACPI namespace scanning code ordering Yijing Wang
2012-12-13 22:15 ` [PATCH rev.2 " Rafael J. Wysocki
2012-12-13 22:17   ` [PATCH rev.2 1/6] ACPI: Separate adding ACPI device objects from probing ACPI drivers Rafael J. Wysocki
2012-12-18  0:08     ` Toshi Kani
2012-12-18  1:48       ` Rafael J. Wysocki
2012-12-18 16:10         ` Toshi Kani
2012-12-18 18:59           ` Yinghai Lu
2012-12-18 20:48             ` Toshi Kani
2012-12-18 21:11               ` Yinghai Lu
2012-12-18 22:05             ` Rafael J. Wysocki
2012-12-19  1:57               ` Yinghai Lu
2012-12-18 21:57           ` Rafael J. Wysocki
2012-12-18 22:15             ` Toshi Kani
2012-12-18 23:00               ` Rafael J. Wysocki
2012-12-18 23:19                 ` Bjorn Helgaas
2012-12-19 11:13                   ` Rafael J. Wysocki
2012-12-20  1:45         ` [PATCH 0/16] ACPI: Rework ACPI namespace scanning for devices Rafael J. Wysocki
2012-12-20  1:47           ` [PATCH 1/16] ACPI: Separate adding ACPI device objects from probing ACPI drivers Rafael J. Wysocki
2013-01-11 20:00             ` Mika Westerberg
2013-01-11 20:31               ` Rafael J. Wysocki
2013-01-11 20:37                 ` Mika Westerberg [this message]
2013-01-11 20:58                   ` Rafael J. Wysocki
2013-01-11 20:59                     ` Mika Westerberg
2012-12-20  1:48           ` [PATCH 2/16] ACPI: Change the ordering of PCI root bridge driver registrarion Rafael J. Wysocki
2012-12-20  1:49           ` [PATCH 3/16] ACPI: Make acpi_bus_add() and acpi_bus_start() visibly different Rafael J. Wysocki
2012-12-20  1:50           ` [PATCH 4/16] ACPI: Reduce the usage of struct acpi_bus_ops Rafael J. Wysocki
2012-12-20  1:50           ` [PATCH 5/16] ACPI: Replace struct acpi_bus_ops with enum type Rafael J. Wysocki
2012-12-20  1:51           ` [PATCH 6/16] ACPI: Change the ordering of acpi_bus_check_add() Rafael J. Wysocki
2012-12-20  1:52           ` [PATCH 7/16] ACPI / PCI: Fold acpi_pci_root_start() into acpi_pci_root_add() Rafael J. Wysocki
2012-12-20  1:53           ` [PATCH 8/16] ACPI: Remove acpi_start_single_object() and acpi_bus_start() Rafael J. Wysocki
2012-12-20  1:54           ` [PATCH 9/16] ACPI: Remove the arguments of acpi_bus_add() that are not used Rafael J. Wysocki
2012-12-20  1:54           ` [PATCH 10/16] ACPI: Drop the second argument of acpi_bus_scan() Rafael J. Wysocki
2012-12-20  1:55           ` [PATCH 11/16] ACPI: Replace ACPI device add_type field with a match_driver flag Rafael J. Wysocki
2012-12-20  1:56           ` [PATCH 12/16] ACPI: Make acpi_bus_scan() and acpi_bus_add() take only one argument Rafael J. Wysocki
2012-12-20  1:57           ` [PATCH 13/16] ACPI: Add .setup() and .cleanup() callbacks to struct acpi_bus_type Rafael J. Wysocki
2012-12-20  1:58           ` [PATCH 14/16] ACPI / PCI: Rework the setup and cleanup of device wakeup Rafael J. Wysocki
2012-12-20  1:59           ` [PATCH 15/16] ACPI / PCI: Move the _PRT setup and cleanup code to pci-acpi.c Rafael J. Wysocki
2012-12-20  2:06           ` [PATCH 0/16] ACPI: Rework ACPI namespace scanning for devices Yinghai Lu
2012-12-21  0:09             ` Rafael J. Wysocki
2012-12-21  3:59               ` Yinghai Lu
2012-12-21 22:23                 ` Rafael J. Wysocki
2012-12-20 21:07           ` Toshi Kani
2012-12-20 23:20             ` Rafael J. Wysocki
2012-12-13 22:18   ` [PATCH rev.2 2/6] ACPI: Change the ordering of PCI root bridge driver registrarion Rafael J. Wysocki
2012-12-13 22:21   ` [PATCH rev.2 3/6] ACPI: Make acpi_bus_add() and acpi_bus_start() visibly different Rafael J. Wysocki
2012-12-13 22:21   ` [PATCH rev.2 4/6] ACPI: Reduce the usage of struct acpi_bus_ops Rafael J. Wysocki
2012-12-13 22:22   ` [PATCH rev.2 5/6] ACPI: Replace struct acpi_bus_ops with enum type Rafael J. Wysocki
2012-12-13 22:23   ` [PATCH rev.2 6/6] ACPI: Change the ordering of acpi_bus_check_add() Rafael J. Wysocki
2012-12-14  9:56   ` [PATCH rev.2 0/6] ACPI: Change the ACPI namespace scanning code ordering Yijing Wang
2012-12-14 22:59     ` Rafael J. Wysocki

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