linux-kernel - [PATCH v2 09/10] ipmi_si: Drop redundant check before calling put

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

Message-Id: <20210402174334.13466-10-andriy.shevchenko@linux.intel.com>
Date:   Fri,  2 Apr 2021 20:43:33 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Corey Minyard <cminyard@...sta.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        openipmi-developer@...ts.sourceforge.net,
        linux-kernel@...r.kernel.org
Cc:     Corey Minyard <minyard@....org>
Subject: [PATCH v2 09/10] ipmi_si: Drop redundant check before calling put_device()

put_device() is NULL aware, drop redundant check before calling it.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/char/ipmi/ipmi_si_hotmod.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/char/ipmi/ipmi_si_hotmod.c b/drivers/char/ipmi/ipmi_si_hotmod.c
index 087f5eb1ebc0..a07ef37c0e3f 100644
--- a/drivers/char/ipmi/ipmi_si_hotmod.c
+++ b/drivers/char/ipmi/ipmi_si_hotmod.c
@@ -223,8 +223,7 @@ static int hotmod_handler(const char *val, const struct kernel_param *kp)
 				if (strcmp(pdev->name, "hotmod-ipmi-si") == 0)
 					platform_device_unregister(pdev);
 			}
-			if (dev)
-				put_device(dev);
+			put_device(dev);
 		}
 	}
 	rv = strlen(val);
-- 
2.30.2