linux-kernel - [PATCH 3/8] platform: x86: dell-laptop: no need to check return value of debugfs

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20190612121258.19535-3-gregkh@linuxfoundation.org>
Date:   Wed, 12 Jun 2019 14:12:53 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     dvhart@...radead.org, andy@...radead.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Matthew Garrett <mjg59@...f.ucam.org>,
        Pali Rohár <pali.rohar@...il.com>,
        platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 3/8] platform: x86: dell-laptop: no need to check return value of debugfs_create functions

When calling debugfs functions, there is no need to ever check the
return value.  The function can work or not, but the code logic should
never do something different based on this.

Cc: Matthew Garrett <mjg59@...f.ucam.org>
Cc: "Pali Rohár" <pali.rohar@...il.com>
Cc: Darren Hart <dvhart@...radead.org>
Cc: Andy Shevchenko <andy@...radead.org>
Cc: platform-driver-x86@...r.kernel.org
Cc: linux-kernel@...r.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/platform/x86/dell-laptop.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/platform/x86/dell-laptop.c b/drivers/platform/x86/dell-laptop.c
index a561f653cf13..94a2f259031c 100644
--- a/drivers/platform/x86/dell-laptop.c
+++ b/drivers/platform/x86/dell-laptop.c
@@ -2176,9 +2176,8 @@ static int __init dell_init(void)
 	kbd_led_init(&platform_device->dev);
 
 	dell_laptop_dir = debugfs_create_dir("dell_laptop", NULL);
-	if (dell_laptop_dir != NULL)
-		debugfs_create_file("rfkill", 0444, dell_laptop_dir, NULL,
-				    &dell_debugfs_fops);
+	debugfs_create_file("rfkill", 0444, dell_laptop_dir, NULL,
+			    &dell_debugfs_fops);
 
 	dell_laptop_register_notifier(&dell_laptop_notifier);
 
-- 
2.22.0