watchdog: mt7621: switch to using managed devm_watchdog_register_device()

Web:        https://git.kernel.org/torvalds/c/1d2e5eb521a7edeac9e9decd3d526b04e307bb41
Commit:     1d2e5eb521a7edeac9e9decd3d526b04e307bb41
Parent:     392d39a863583eb6439e2ec543818250b57ef99d
Refname:    refs/heads/master
Author:     André Draszik <[email protected]>
AuthorDate: Fri Jan 12 09:44:54 2018 +0000
Committer:  Wim Van Sebroeck <[email protected]>
CommitDate: Sun Jan 21 12:44:59 2018 +0100

    watchdog: mt7621: switch to using managed devm_watchdog_register_device()
    
    This does the necessary cleanup on driver unload automatically.
    
    Signed-off-by: André Draszik <[email protected]>
    Cc: [email protected]
    Cc: John Crispin <[email protected]>
    Reviewed-by: Guenter Roeck <[email protected]>
    Signed-off-by: Guenter Roeck <[email protected]>
    Signed-off-by: Wim Van Sebroeck <[email protected]>
---
 drivers/watchdog/mt7621_wdt.c | 13 +------------
 1 file changed, 1 insertion(+), 12 deletions(-)

diff --git a/drivers/watchdog/mt7621_wdt.c b/drivers/watchdog/mt7621_wdt.c
index eec57e5e1eae..5c4a764717c4 100644
--- a/drivers/watchdog/mt7621_wdt.c
+++ b/drivers/watchdog/mt7621_wdt.c
@@ -133,7 +133,6 @@ static struct watchdog_device mt7621_wdt_dev = {
 static int mt7621_wdt_probe(struct platform_device *pdev)
 {
 	struct resource *res;
-	int ret;
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	mt7621_wdt_base = devm_ioremap_resource(&pdev->dev, res);
@@ -164,16 +163,7 @@ static int mt7621_wdt_probe(struct platform_device *pdev)
 		set_bit(WDOG_HW_RUNNING, &mt7621_wdt_dev.status);
 	}
 
-	ret = watchdog_register_device(&mt7621_wdt_dev);
-
-	return 0;
-}
-
-static int mt7621_wdt_remove(struct platform_device *pdev)
-{
-	watchdog_unregister_device(&mt7621_wdt_dev);