[PATCH 5.7 159/204] watchdog: rti-wdt: balance pm runtime enable calls

Greg Kroah-Hartman
2020-08-20T12:54:00Z

From: Tero Kristo <t-kristo@ti.com>

[ Upstream commit d5b29c2c5ba2bd5bbdb5b744659984185d17d079 ]

PM runtime should be disabled in the fail path of probe and when
the driver is removed.

Fixes: 2d63908bdbfb ("watchdog: Add K3 RTI watchdog support")
Signed-off-by: Tero Kristo <t-kristo@ti.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20200717132958.14304-5-t-kristo@ti.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/watchdog/rti_wdt.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/watchdog/rti_wdt.c b/drivers/watchdog/rti_wdt.c
index d456dd72d99a0..c904496fff65e 100644
--- a/drivers/watchdog/rti_wdt.c
+++ b/drivers/watchdog/rti_wdt.c
@@ -211,6 +211,7 @@ static int rti_wdt_probe(struct platform_device *pdev)

err_iomap:
pm_runtime_put_sync(&pdev->dev);
+ pm_runtime_disable(&pdev->dev);

return ret;
}
@@ -221,6 +222,7 @@ static int rti_wdt_remove(struct platform_device *pdev)

watchdog_unregister_device(&wdt->wdd);
pm_runtime_put(&pdev->dev);
+ pm_runtime_disable(&pdev->dev);

return 0;
}
--
2.25.1