linux-kernel - [PATCH 2/2] hwmon: pwm-fan: Use platform_get_irq

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Message-Id: <20190828083411.2496-2-thierry.reding@gmail.com>
Date:   Wed, 28 Aug 2019 10:34:11 +0200
From:   Thierry Reding <thierry.reding@...il.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "Rafael J . Wysocki" <rafael@...nel.org>,
        Kamil Debski <kamil@...as.org>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        Jean Delvare <jdelvare@...e.com>,
        Guenter Roeck <linux@...ck-us.net>
Cc:     Stephen Boyd <swboyd@...omium.org>, linux-hwmon@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 2/2] hwmon: pwm-fan: Use platform_get_irq_optional()

From: Thierry Reding <treding@...dia.com>

The PWM fan interrupt is optional, so we don't want an error message in
the kernel log if it wasn't specified.

Signed-off-by: Thierry Reding <treding@...dia.com>
---
 drivers/hwmon/pwm-fan.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/hwmon/pwm-fan.c b/drivers/hwmon/pwm-fan.c
index 54c0ff00d67f..42ffd2e5182d 100644
--- a/drivers/hwmon/pwm-fan.c
+++ b/drivers/hwmon/pwm-fan.c
@@ -304,7 +304,7 @@ static int pwm_fan_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, ctx);
 
-	ctx->irq = platform_get_irq(pdev, 0);
+	ctx->irq = platform_get_irq_optional(pdev, 0);
 	if (ctx->irq == -EPROBE_DEFER)
 		return ctx->irq;
 
-- 
2.22.0