linux-kernel - [PATCH 3/5] watchdog: gpio: Do not use device pointer from struct watchdog

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: <1450933893-7761-4-git-send-email-linux@roeck-us.net>
Date:	Wed, 23 Dec 2015 21:11:31 -0800
From:	Guenter Roeck <linux@...ck-us.net>
To:	linux-watchdog@...r.kernel.org
Cc:	Wim Van Sebroeck <wim@...ana.be>,
	Damien Riegel <damien.riegel@...oirfairelinux.com>,
	linux-kernel@...r.kernel.org, Guenter Roeck <linux@...ck-us.net>
Subject: [PATCH 3/5] watchdog: gpio: Do not use device pointer from struct watchdog_device

The device pointer in struct watchdog_device has a different lifetime
than the driver code and should not be used in drivers. Use pr_crit
instead of dev_crit.

Signed-off-by: Guenter Roeck <linux@...ck-us.net>
---
 drivers/watchdog/gpio_wdt.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/watchdog/gpio_wdt.c b/drivers/watchdog/gpio_wdt.c
index 035c2387b846..44df983a1232 100644
--- a/drivers/watchdog/gpio_wdt.c
+++ b/drivers/watchdog/gpio_wdt.c
@@ -9,6 +9,8 @@
  * (at your option) any later version.
  */
 
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
 #include <linux/err.h>
 #include <linux/delay.h>
 #include <linux/module.h>
@@ -54,7 +56,8 @@ static void gpio_wdt_hwping(unsigned long data)
 
 	if (priv->armed && time_after(jiffies, priv->last_jiffies +
 				      msecs_to_jiffies(wdd->timeout * 1000))) {
-		dev_crit(wdd->dev, "Timer expired. System will reboot soon!\n");
+		pr_crit("watchdog%d: Timer expired. System will reboot soon!\n",
+			wdd->id);
 		return;
 	}
 
-- 
2.1.4

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/