From a2fa9b8e5abc7d16d5617996638f796fbd61cbb2 Mon Sep 17 00:00:00 2001 From: Alexandre Belloni Date: Mon, 12 Feb 2018 23:47:58 +0100 Subject: [PATCH] rtc: tx4939: fix possible race condition The probe function is not allowed to fail after registering the RTC. Call rtc_register_device() at the end. Signed-off-by: Alexandre Belloni --- drivers/rtc/rtc-tx4939.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/rtc/rtc-tx4939.c b/drivers/rtc/rtc-tx4939.c index 75c3887..5a3a6b457 100644 --- a/drivers/rtc/rtc-tx4939.c +++ b/drivers/rtc/rtc-tx4939.c @@ -289,12 +289,13 @@ static int __init tx4939_rtc_probe(struct platform_device *pdev) rtc->ops = &tx4939_rtc_ops; - ret = rtc_register_device(rtc); + ret = sysfs_create_bin_file(&pdev->dev.kobj, &tx4939_rtc_nvram_attr); if (ret) return ret; pdata->rtc = rtc; - ret = sysfs_create_bin_file(&pdev->dev.kobj, &tx4939_rtc_nvram_attr); + + ret = rtc_register_device(rtc); return ret; } -- 2.7.4