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| author | Yang Yingliang <yangyingliang@huawei.com> | 2022-06-27 16:08:22 +0800 |
|---|---|---|
| committer | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2022-07-26 11:29:05 +0200 |
| commit | bb42b7e9e30e7a07b7cb6790a22dc758b0dc123e (patch) | |
| tree | b27317aab773bff9de2f6ef139234e97279de7e6 /drivers/rtc/rtc-rv8803.c | |
| parent | 07dcc6f9c76275d6679f28a69e042a2f9dc8f128 (diff) | |
| download | linux-bb42b7e9e30e7a07b7cb6790a22dc758b0dc123e.tar.gz | |
rtc: rv8803: fix missing unlock on error in rv8803_set_time()
Add the missing unlock before return from function rv8803_set_time()
in the error handling case.
Fixes: f8176e0bb83f ("rtc: rv8803: initialize registers on post-probe voltage loss")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Reviewed-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20220627080822.3881072-1-yangyingliang@huawei.com
Diffstat (limited to 'drivers/rtc/rtc-rv8803.c')
| -rw-r--r-- | drivers/rtc/rtc-rv8803.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/rtc/rtc-rv8803.c b/drivers/rtc/rtc-rv8803.c index fe1247e771b98..3527a0521e9b2 100644 --- a/drivers/rtc/rtc-rv8803.c +++ b/drivers/rtc/rtc-rv8803.c @@ -315,8 +315,10 @@ static int rv8803_set_time(struct device *dev, struct rtc_time *tm) if (flags & RV8803_FLAG_V2F) { ret = rv8803_regs_reset(rv8803); - if (ret) + if (ret) { + mutex_unlock(&rv8803->flags_lock); return ret; + } } ret = rv8803_write_reg(rv8803->client, RV8803_FLAG, |