From: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Date: Thu, 14 Jan 2021 10:22:19 +0000 (+0100)
Subject: rtc: s5m: check the return value of s5m8767_rtc_init_reg()
X-Git-Tag: v5.12-rc1~106^2~73
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=3be95d277484117f248b2f7e8cb8d14cb38dbb04;p=linux-block.git

rtc: s5m: check the return value of s5m8767_rtc_init_reg()

This function can fail if regmap operations fail so check its return
value in probe().

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20210114102219.23682-4-brgl@bgdev.pl
---

diff --git a/drivers/rtc/rtc-s5m.c b/drivers/rtc/rtc-s5m.c
index 858d5f0e860f..80b66f16db89 100644
--- a/drivers/rtc/rtc-s5m.c
+++ b/drivers/rtc/rtc-s5m.c
@@ -791,6 +791,8 @@ static int s5m_rtc_probe(struct platform_device *pdev)
 	platform_set_drvdata(pdev, info);
 
 	ret = s5m8767_rtc_init_reg(info);
+	if (ret)
+		return ret;
 
 	device_init_wakeup(&pdev->dev, 1);