From 5ceee540fdc7f1d65ca6e2b1b193ce5aa95ab99c Mon Sep 17 00:00:00 2001 From: Yang Yingliang <yangyingliang@huawei.com> Date: Thu, 6 Jan 2022 15:57:11 +0800 Subject: [PATCH] rtc: sunplus: fix return value in sp_rtc_probe() If devm_ioremap_resource() fails, it should return error code from sp_rtc->reg_base in sp_rtc_probe(). Fixes: fad6cbe9b2b4 ("rtc: Add driver for RTC in Sunplus SP7021") Reported-by: Hulk Robot <hulkci@huawei.com> Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Link: https://lore.kernel.org/r/20220106075711.3216468-1-yangyingliang@huawei.com --- drivers/rtc/rtc-sunplus.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/rtc/rtc-sunplus.c b/drivers/rtc/rtc-sunplus.c index 0b3873204f5c..e8e2ab1103fc 100644 --- a/drivers/rtc/rtc-sunplus.c +++ b/drivers/rtc/rtc-sunplus.c @@ -238,7 +238,7 @@ static int sp_rtc_probe(struct platform_device *plat_dev) sp_rtc->res = platform_get_resource_byname(plat_dev, IORESOURCE_MEM, RTC_REG_NAME); sp_rtc->reg_base = devm_ioremap_resource(&plat_dev->dev, sp_rtc->res); if (IS_ERR(sp_rtc->reg_base)) - return dev_err_probe(&plat_dev->dev, PTR_ERR(sp_rtc->res), + return dev_err_probe(&plat_dev->dev, PTR_ERR(sp_rtc->reg_base), "%s devm_ioremap_resource fail\n", RTC_REG_NAME); dev_dbg(&plat_dev->dev, "res = 0x%x, reg_base = 0x%lx\n", sp_rtc->res->start, (unsigned long)sp_rtc->reg_base);