diff options
author | Shuiqing Li <shuiqing.li@unisoc.com> | 2019-11-08 13:57:12 +0300 |
---|---|---|
committer | Wim Van Sebroeck <wim@linux-watchdog.org> | 2019-11-18 21:53:45 +0300 |
commit | 39e68d9e7ab276880980ee5386301fb218202192 (patch) | |
tree | c3b286815b7d17d5b4f802a4ae208b53981cf0ca /drivers | |
parent | c04571251b3d842096f1597f5d4badb508be016d (diff) | |
download | linux-39e68d9e7ab276880980ee5386301fb218202192.tar.xz |
watchdog: sprd: Fix the incorrect pointer getting from driver data
The device driver data saved the 'struct sprd_wdt' object, it is
incorrect to get 'struct watchdog_device' object from the driver
data, thus fix it.
Fixes: 477603467009 ("watchdog: Add Spreadtrum watchdog driver")
Reported-by: Dongwei Wang <dongwei.wang@unisoc.com>
Signed-off-by: Shuiqing Li <shuiqing.li@unisoc.com>
Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/76d4687189ec940baa90cb8d679a8d4c8f02ee80.1573210405.git.baolin.wang@linaro.org
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/watchdog/sprd_wdt.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/watchdog/sprd_wdt.c b/drivers/watchdog/sprd_wdt.c index 0bb17b046140..65cb55f3916f 100644 --- a/drivers/watchdog/sprd_wdt.c +++ b/drivers/watchdog/sprd_wdt.c @@ -327,10 +327,9 @@ static int sprd_wdt_probe(struct platform_device *pdev) static int __maybe_unused sprd_wdt_pm_suspend(struct device *dev) { - struct watchdog_device *wdd = dev_get_drvdata(dev); struct sprd_wdt *wdt = dev_get_drvdata(dev); - if (watchdog_active(wdd)) + if (watchdog_active(&wdt->wdd)) sprd_wdt_stop(&wdt->wdd); sprd_wdt_disable(wdt); @@ -339,7 +338,6 @@ static int __maybe_unused sprd_wdt_pm_suspend(struct device *dev) static int __maybe_unused sprd_wdt_pm_resume(struct device *dev) { - struct watchdog_device *wdd = dev_get_drvdata(dev); struct sprd_wdt *wdt = dev_get_drvdata(dev); int ret; @@ -347,7 +345,7 @@ static int __maybe_unused sprd_wdt_pm_resume(struct device *dev) if (ret) return ret; - if (watchdog_active(wdd)) { + if (watchdog_active(&wdt->wdd)) { ret = sprd_wdt_start(&wdt->wdd); if (ret) { sprd_wdt_disable(wdt); |