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clocksource/drivers/timer-gxp: Add missing error handling in gxp_timer_probe 

Add platform_device_put() to make sure to free the platform
device in the event platform_device_add() fails.

Fixes: 5184f4bf15 ("clocksource/drivers/timer-gxp: Add HPE GXP Timer")
Signed-off-by: Lin Yujun <linyujun809@huawei.com>
Link: https://lore.kernel.org/r/20220914033018.97484-1-linyujun809@huawei.com
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
This commit is contained in:
Lin Yujun 2022-09-14 11:30:18 +08:00 committed by Daniel Lezcano
parent 6c3b62d93e
commit 0e2c8e6d76
1 changed files with 6 additions and 1 deletions
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7
drivers/clocksource/timer-gxp.c
View File

@ -171,6 +171,7 @@ static int gxp_timer_probe(struct platform_device *pdev)
{
struct platform_device *gxp_watchdog_device;
struct device *dev = &pdev->dev;
int ret;
if (!gxp_timer) {
pr_err("Gxp Timer not initialized, cannot create watchdog");
@ -187,7 +188,11 @@ static int gxp_timer_probe(struct platform_device *pdev)
gxp_watchdog_device->dev.platform_data = gxp_timer->counter;
gxp_watchdog_device->dev.parent = dev;
return platform_device_add(gxp_watchdog_device);
ret = platform_device_add(gxp_watchdog_device);
if (ret)
platform_device_put(gxp_watchdog_device);
return ret;
}
static const struct of_device_id gxp_timer_of_match[] = {