From 06c6e3216713e7df2a962bbf2b291dff5d2a51d4 Mon Sep 17 00:00:00 2001 From: Alexandre Belloni Date: Tue, 19 Jan 2021 23:06:46 +0100 Subject: [PATCH] rtc: m41t80: use rtc_lock/rtc_unlock Avoid accessing directly rtc->ops_lock and use the RTC core helpers. Signed-off-by: Alexandre Belloni Link: https://lore.kernel.org/r/20210119220653.677750-8-alexandre.belloni@bootlin.com --- drivers/rtc/rtc-m41t80.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/drivers/rtc/rtc-m41t80.c b/drivers/rtc/rtc-m41t80.c index e3ddd660d68c..ee0c1be0354e 100644 --- a/drivers/rtc/rtc-m41t80.c +++ b/drivers/rtc/rtc-m41t80.c @@ -158,21 +158,20 @@ static irqreturn_t m41t80_handle_irq(int irq, void *dev_id) { struct i2c_client *client = dev_id; struct m41t80_data *m41t80 = i2c_get_clientdata(client); - struct mutex *lock = &m41t80->rtc->ops_lock; unsigned long events = 0; int flags, flags_afe; - mutex_lock(lock); + rtc_lock(m41t80->rtc); flags_afe = i2c_smbus_read_byte_data(client, M41T80_REG_ALARM_MON); if (flags_afe < 0) { - mutex_unlock(lock); + rtc_unlock(m41t80->rtc); return IRQ_NONE; } flags = i2c_smbus_read_byte_data(client, M41T80_REG_FLAGS); if (flags <= 0) { - mutex_unlock(lock); + rtc_unlock(m41t80->rtc); return IRQ_NONE; } @@ -189,7 +188,7 @@ static irqreturn_t m41t80_handle_irq(int irq, void *dev_id) flags_afe); } - mutex_unlock(lock); + rtc_unlock(m41t80->rtc); return IRQ_HANDLED; }