linux-kernel - [PATCH 05/10] pwm: sysfs: do not unnecessarily store result in var

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Date:	Mon, 26 Oct 2015 22:32:36 +0100
From:	Olliver Schinagl <o.schinagl@...imaker.com>
To:	Olliver Schinagl <oliver@...inagl.nl>,
	Thierry Reding <thierry.reding@...il.com>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Joachim Eastwood <manabian@...il.com>,
	Maxime Ripard <maxime.ripard@...e-electrons.com>,
	Alexandre Belloni <alexandre.belloni@...e-electrons.com>
Cc:	Olliver Schinagl <oliver+list@...inagl.nl>,
	linux-pwm@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: [PATCH 05/10] pwm: sysfs: do not unnecessarily store result in var

From: Olliver Schinagl <oliver@...inagl.nl>

Use the result of pwm_is_enabled directly instead of storing it first.

Signed-off-by: Olliver Schinagl <oliver@...inagl.nl>
---
 drivers/pwm/sysfs.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/pwm/sysfs.c b/drivers/pwm/sysfs.c
index c472772..ba67845 100644
--- a/drivers/pwm/sysfs.c
+++ b/drivers/pwm/sysfs.c
@@ -97,9 +97,8 @@ static ssize_t pwm_enable_show(struct device *child,
 			       char *buf)
 {
 	const struct pwm_device *pwm = child_to_pwm_device(child);
-	int enabled = pwm_is_enabled(pwm);
 
-	return sprintf(buf, "%d\n", enabled);
+	return sprintf(buf, "%d\n", pwm_is_enabled(pwm));
 }
 
 static ssize_t pwm_enable_store(struct device *child,
-- 
2.6.1

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