Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754393AbbLXWW5 (ORCPT ); Thu, 24 Dec 2015 17:22:57 -0500 Received: from bh-25.webhostbox.net ([208.91.199.152]:44424 "EHLO bh-25.webhostbox.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753634AbbLXWWL (ORCPT ); Thu, 24 Dec 2015 17:22:11 -0500 From: Guenter Roeck To: linux-watchdog@vger.kernel.org Cc: Wim Van Sebroeck , Damien Riegel , linux-kernel@vger.kernel.org, Guenter Roeck Subject: [PATCH v2 3/5] watchdog: gpio: Do not use device pointer from struct watchdog_device Date: Thu, 24 Dec 2015 14:22:02 -0800 Message-Id: <1450995724-17758-4-git-send-email-linux@roeck-us.net> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1450995724-17758-1-git-send-email-linux@roeck-us.net> References: <1450995724-17758-1-git-send-email-linux@roeck-us.net> X-Authenticated_sender: guenter@roeck-us.net X-OutGoing-Spam-Status: No, score=-1.0 X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - bh-25.webhostbox.net X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - roeck-us.net X-Get-Message-Sender-Via: bh-25.webhostbox.net: authenticated_id: guenter@roeck-us.net X-Authenticated-Sender: bh-25.webhostbox.net: guenter@roeck-us.net X-Source: X-Source-Args: X-Source-Dir: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1132 Lines: 33 The device pointer in struct watchdog_device has a different lifetime than the driver code and should not be used in drivers. Use the pointer to the parent device instead. Signed-off-by: Guenter Roeck --- v2: Print messages using parent device drivers/watchdog/gpio_wdt.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/watchdog/gpio_wdt.c b/drivers/watchdog/gpio_wdt.c index 035c2387b846..ba066e4a707b 100644 --- a/drivers/watchdog/gpio_wdt.c +++ b/drivers/watchdog/gpio_wdt.c @@ -54,7 +54,8 @@ 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"); + dev_crit(wdd->parent, + "Timer expired. System will reboot soon!\n"); return; } -- 2.1.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/