From 8bff68b80964134085a2f58642f22f6ea1b54857 Mon Sep 17 00:00:00 2001
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: Tue, 18 Jun 2019 17:58:09 +0200
Subject: [PATCH] watchdog: bcm_kona_wdt: 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: Wim Van Sebroeck <wim@linux-watchdog.org>
Cc: Florian Fainelli <f.fainelli@gmail.com>
Cc: Ray Jui <rjui@broadcom.com>
Cc: Scott Branden <sbranden@broadcom.com>
Cc: bcm-kernel-feedback-list@broadcom.com
Cc: linux-watchdog@vger.kernel.org
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/watchdog/bcm_kona_wdt.c | 14 ++++----------
1 file changed, 4 insertions(+), 10 deletions(-)
diff --git a/drivers/watchdog/bcm_kona_wdt.c b/drivers/watchdog/bcm_kona_wdt.c
index e2ad448163599..921291025680e 100644
--- a/drivers/watchdog/bcm_kona_wdt.c
+++ b/drivers/watchdog/bcm_kona_wdt.c
@@ -143,24 +143,18 @@ static void bcm_kona_wdt_debug_init(struct platform_device *pdev)
wdt->debugfs = NULL;
dir = debugfs_create_dir(BCM_KONA_WDT_NAME, NULL);
- if (IS_ERR_OR_NULL(dir))
- return;
- if (debugfs_create_file("info", S_IFREG | S_IRUGO, dir, wdt,
- &bcm_kona_fops))
- wdt->debugfs = dir;
- else
- debugfs_remove_recursive(dir);
+ debugfs_create_file("info", S_IFREG | S_IRUGO, dir, wdt,
+ &bcm_kona_fops);
+ wdt->debugfs = dir;
}
static void bcm_kona_wdt_debug_exit(struct platform_device *pdev)
{
struct bcm_kona_wdt *wdt = platform_get_drvdata(pdev);
- if (wdt && wdt->debugfs) {
+ if (wdt)
debugfs_remove_recursive(wdt->debugfs);
- wdt->debugfs = NULL;
- }
}
#else
--
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