linux-kernel - [PATCH 1/3] ACPI / hotplug: Fix acpi_bus_get

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Date:	Thu, 14 Nov 2013 00:15:19 +0100
From:	"Rafael J. Wysocki" <rjw@...ysocki.net>
To:	ACPI Devel Maling List <linux-acpi@...r.kernel.org>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Linux PCI <linux-pci@...r.kernel.org>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Toshi Kani <toshi.kani@...com>, Yinghai Lu <yinghai@...nel.org>
Subject: [PATCH 1/3] ACPI / hotplug: Fix acpi_bus_get_device() return value check

From: Rafael J. Wysocki <rafael.j.wysocki@...el.com>

Since acpi_bus_get_device() returns plain int and not acpi_status,
ACPI_FAILURE() should not be used for checking its return value.  Fix
that.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
---
 drivers/acpi/scan.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

Index: linux-pm/drivers/acpi/scan.c
===================================================================
--- linux-pm.orig/drivers/acpi/scan.c
+++ linux-pm/drivers/acpi/scan.c
@@ -411,8 +411,7 @@ static void acpi_hotplug_notify_cb(acpi_
 		break;
 	case ACPI_NOTIFY_EJECT_REQUEST:
 		acpi_handle_debug(handle, "ACPI_NOTIFY_EJECT_REQUEST event\n");
-		status = acpi_bus_get_device(handle, &adev);
-		if (ACPI_FAILURE(status))
+		if (acpi_bus_get_device(handle, &adev))
 			goto err_out;
 
 		get_device(&adev->dev);

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