From: Insu Yun <wuninsu@gmail.com>
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 <wuninsu@gmail.com>
Subject: [PATCH] acpi:correctly check failed allocation
Date: Thu, 15 Oct 2015 12:19:30 -0400 [thread overview]
Message-ID: <1444925970-28676-1-git-send-email-wuninsu@gmail.com> (raw)
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 <wuninsu@gmail.com>
---
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
next reply other threads:[~2015-10-15 16:19 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-15 16:19 Insu Yun [this message]
2015-10-28 3:15 ` Rafael J. Wysocki
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