From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: From: Guenter Roeck To: Wim Van Sebroeck Cc: linux-watchdog@vger.kernel.org, linux-kernel@vger.kernel.org, Guenter Roeck Subject: [PATCH 18/62] watchdog: ep93xx_wdt: Convert to use device managed functions Date: Tue, 10 Jan 2017 15:34:35 -0800 Message-Id: <1484091325-9199-19-git-send-email-linux@roeck-us.net> In-Reply-To: <1484091325-9199-1-git-send-email-linux@roeck-us.net> References: <1484091325-9199-1-git-send-email-linux@roeck-us.net> List-ID: Use device managed functions to simplify error handling, reduce source code size, improve readability, and reduce the likelyhood of bugs. The conversion was done automatically with coccinelle using the following semantic patches. The semantic patches and the scripts used to generate this commit log are available at https://github.com/groeck/coccinelle-patches - Drop remove function - Use devm_watchdog_register_driver() to register watchdog device Signed-off-by: Guenter Roeck --- drivers/watchdog/ep93xx_wdt.c | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-) diff --git a/drivers/watchdog/ep93xx_wdt.c b/drivers/watchdog/ep93xx_wdt.c index 0a4d7cc05d54..343299e84445 100644 --- a/drivers/watchdog/ep93xx_wdt.c +++ b/drivers/watchdog/ep93xx_wdt.c @@ -138,7 +138,7 @@ static int ep93xx_wdt_probe(struct platform_device *pdev) setup_timer(&timer, ep93xx_wdt_timer_ping, 1); - err = watchdog_register_device(&ep93xx_wdt_wdd); + err = devm_watchdog_register_device(&pdev->dev, &ep93xx_wdt_wdd); if (err) return err; @@ -149,18 +149,11 @@ static int ep93xx_wdt_probe(struct platform_device *pdev) return 0; } -static int ep93xx_wdt_remove(struct platform_device *pdev) -{ - watchdog_unregister_device(&ep93xx_wdt_wdd); - return 0; -} - static struct platform_driver ep93xx_wdt_driver = { .driver = { .name = "ep93xx-wdt", }, .probe = ep93xx_wdt_probe, - .remove = ep93xx_wdt_remove, }; module_platform_driver(ep93xx_wdt_driver); -- 2.7.4