From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753908AbbJOQTR (ORCPT ); Thu, 15 Oct 2015 12:19:17 -0400 Received: from mail-yk0-f172.google.com ([209.85.160.172]:35798 "EHLO mail-yk0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753479AbbJOQTP (ORCPT ); Thu, 15 Oct 2015 12:19:15 -0400 From: Insu Yun To: rjw@rjwysocki.net, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org Cc: taesoo@gatech.edu, yeongjin.jang@gatech.edu, insu@gatech.edu, Insu Yun Subject: [PATCH] acpi:correctly check failed allocation Date: Thu, 15 Oct 2015 12:19:30 -0400 Message-Id: <1444925970-28676-1-git-send-email-wuninsu@gmail.com> X-Mailer: git-send-email 1.9.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Since kobject_create_and_add can be failed in memory pressure, return value need to be checked and return ENOMEM. Signed-off-by: Insu Yun --- drivers/acpi/sysfs.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/acpi/sysfs.c b/drivers/acpi/sysfs.c index 40a4265..e712a7b 100644 --- a/drivers/acpi/sysfs.c +++ b/drivers/acpi/sysfs.c @@ -878,6 +878,8 @@ int __init acpi_sysfs_init(void) return result; hotplug_kobj = kobject_create_and_add("hotplug", acpi_kobj); + if (!hotplug_kobj) + return -ENOMEM; result = sysfs_create_file(hotplug_kobj, &force_remove_attr.attr); if (result) return result; -- 1.9.1