linux-kernel - [RFC PATCH 2/2] Input: lm8323: remove recursive mutex lock/unlock

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: Windows password security audit tool. GUI, reports in PDF.

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

Message-Id: <20190208193434.5629-2-TheSven73@gmail.com>
Date:   Fri,  8 Feb 2019 14:34:34 -0500
From:   Sven Van Asbroeck <thesven73@...il.com>
To:     Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc:     linux-input@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [RFC PATCH 2/2] Input: lm8323: remove recursive mutex lock/unlock

Recursive mutex lock/unlock is not permitted. Remove.

Signed-off-by: Sven Van Asbroeck <TheSven73@...il.com>
---
 drivers/input/keyboard/lm8323.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/input/keyboard/lm8323.c b/drivers/input/keyboard/lm8323.c
index ea4ed1750eb5..4363c60f7845 100644
--- a/drivers/input/keyboard/lm8323.c
+++ b/drivers/input/keyboard/lm8323.c
@@ -359,11 +359,9 @@ static int lm8323_configure(struct lm8323_chip *lm)
 
 static void pwm_done(struct lm8323_pwm *pwm)
 {
-	mutex_lock(&pwm->lock);
 	pwm->running = false;
 	if (pwm->desired_brightness != pwm->brightness)
 		led_set_brightness(&pwm->cdev, pwm->desired_brightness);
-	mutex_unlock(&pwm->lock);
 }
 
 /*
-- 
2.17.1