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

From: Olliver Schinagl <o.schinagl@ultimaker.com>
To: Olliver Schinagl <oliver@schinagl.nl>,
	Thierry Reding <thierry.reding@gmail.com>,
	Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>,
	Mark Rutland <mark.rutland@arm.com>,
	Ian Campbell <ijc+devicetree@hellion.org.uk>,
	Kumar Gala <galak@codeaurora.org>,
	Joachim Eastwood <manabian@gmail.com>,
	Maxime Ripard <maxime.ripard@free-electrons.com>,
	Alexandre Belloni <alexandre.belloni@free-electrons.com>
Cc: Olliver Schinagl <oliver+list@schinagl.nl>,
	linux-pwm@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org
Subject: [PATCH 05/10] pwm: sysfs: do not unnecessarily store result in var
Date: Mon, 26 Oct 2015 22:32:36 +0100	[thread overview]
Message-ID: <1445895161-2317-6-git-send-email-o.schinagl@ultimaker.com> (raw)
In-Reply-To: <1445895161-2317-1-git-send-email-o.schinagl@ultimaker.com>

From: Olliver Schinagl <oliver@schinagl.nl>

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

Signed-off-by: Olliver Schinagl <oliver@schinagl.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

