From 8952f8ddf5ac1e61907aed9d5ec6f061175efd36 Mon Sep 17 00:00:00 2001
From: Ondrej Jirman <megi@xff.cz>
Date: Sat, 2 Mar 2024 15:08:57 +0100
Subject: rtc: Print which error caused RTC read failure

Currently we can't know from kernel log, whether the read failed due
to I2C bus error, or invalid time value, etc. Print the error in error
message.

Signed-off-by: Ondrej Jirman <megi@xff.cz>
---
 drivers/rtc/class.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/rtc/class.c b/drivers/rtc/class.c
index e31fa0ad127e..2f14aecf0e24 100644
--- a/drivers/rtc/class.c
+++ b/drivers/rtc/class.c
@@ -66,7 +66,8 @@ static void rtc_hctosys(struct rtc_device *rtc)
 	err = rtc_read_time(rtc, &tm);
 	if (err) {
 		dev_err(rtc->dev.parent,
-			"hctosys: unable to read the hardware clock\n");
+			"hctosys: unable to read the hardware clock %pe\n",
+			ERR_PTR(err));
 		goto err_read;
 	}
 
-- 
2.35.3

