linux-kernel - [PATCH] acpi/processor: prevent loading module on failures

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Date:	Wed, 15 Nov 2006 06:21:06 +0900
From:	Akinobu Mita <akinobu.mita@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	Len Brown <len.brown@...el.com>
Subject: [PATCH] acpi/processor: prevent loading module on failures

This patch makes loading processor.ko fail when an error happens.

Cc: Len Brown <len.brown@...el.com>
Signed-off-by: Akinobu Mita <akinobu.mita@...il.com>

 drivers/acpi/processor_core.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Index: work-fault-inject/drivers/acpi/processor_core.c
===================================================================
--- work-fault-inject.orig/drivers/acpi/processor_core.c
+++ work-fault-inject/drivers/acpi/processor_core.c
@@ -901,13 +901,13 @@ static int __init acpi_processor_init(vo
 
 	acpi_processor_dir = proc_mkdir(ACPI_PROCESSOR_CLASS, acpi_root_dir);
 	if (!acpi_processor_dir)
-		return 0;
+		return -ENOMEM;
 	acpi_processor_dir->owner = THIS_MODULE;
 
 	result = acpi_bus_register_driver(&acpi_processor_driver);
 	if (result < 0) {
 		remove_proc_entry(ACPI_PROCESSOR_CLASS, acpi_root_dir);
-		return 0;
+		return result;
 	}
 
 	acpi_processor_install_hotplug_notify();
-
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