From: Guenter Roeck <linux@roeck-us.net>
To: Hardware Monitoring <linux-hwmon@vger.kernel.org>
Cc: Guenter Roeck <linux@roeck-us.net>
Subject: [PATCH 3/4] hwmon: (ina2xx) Use scoped_guard() to acquire the subsystem lock
Date: Wed, 13 May 2026 07:25:13 -0700 [thread overview]
Message-ID: <20260513142514.419345-4-linux@roeck-us.net> (raw)
In-Reply-To: <20260513142514.419345-1-linux@roeck-us.net>
Use scoped_guard() instead of hwmon_lock() / hwmon_unlock() to acquire
and release the hardware monitoring subsystem lock.
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
---
drivers/hwmon/ina2xx.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/hwmon/ina2xx.c b/drivers/hwmon/ina2xx.c
index 613ffb622b7c..3765c8542a75 100644
--- a/drivers/hwmon/ina2xx.c
+++ b/drivers/hwmon/ina2xx.c
@@ -875,11 +875,11 @@ static ssize_t shunt_resistor_store(struct device *dev,
if (status < 0)
return status;
- hwmon_lock(dev);
- status = ina2xx_set_shunt(data, val);
- hwmon_unlock(dev);
- if (status < 0)
- return status;
+ scoped_guard(hwmon_lock, dev) {
+ status = ina2xx_set_shunt(data, val);
+ if (status < 0)
+ return status;
+ }
return count;
}
--
2.45.2
next prev parent reply other threads:[~2026-05-13 14:25 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-13 14:25 [PATCH 0/4] hwmon: Support guard() and scoped_guard for subsystem locks Guenter Roeck
2026-05-13 14:25 ` [PATCH 1/4] " Guenter Roeck
2026-05-14 5:46 ` sashiko-bot
2026-05-13 14:25 ` [PATCH 2/4] hwmon: (lm90) Use guard() to acquire subsystem lock Guenter Roeck
2026-05-14 6:18 ` sashiko-bot
2026-05-13 14:25 ` Guenter Roeck [this message]
2026-05-13 14:25 ` [PATCH 4/4] hwmon: (adt7411) Use scoped_guard() to acquire the " Guenter Roeck
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