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From: Sachin Kamat <sachin.kamat@linaro.org>
To: linux-input@vger.kernel.org
Cc: dmitry.torokhov@gmail.com, sachin.kamat@linaro.org,
	Donggeun Kim <dg77.kim@samsung.com>
Subject: [PATCH 1/1] Input: max8997_haptic - Check return value of regulator_enable
Date: Fri, 30 May 2014 16:06:13 +0530	[thread overview]
Message-ID: <1401446173-21981-1-git-send-email-sachin.kamat@linaro.org> (raw)

Fixes the following warning:
drivers/input/misc/max8997_haptic.c:185:19: warning: ignoring return value of ‘regulator_enable’, declared with attribute warn_unused_result [-Wunused-result]

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Cc: Donggeun Kim <dg77.kim@samsung.com>
---
 drivers/input/misc/max8997_haptic.c |    6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/input/misc/max8997_haptic.c b/drivers/input/misc/max8997_haptic.c
index 1fea5484941f..4f4c34e135f5 100644
--- a/drivers/input/misc/max8997_haptic.c
+++ b/drivers/input/misc/max8997_haptic.c
@@ -182,7 +182,11 @@ static void max8997_haptic_enable(struct max8997_haptic *chip)
 
 	if (!chip->enabled) {
 		chip->enabled = true;
-		regulator_enable(chip->regulator);
+		error = regulator_enable(chip->regulator);
+		if (error) {
+			dev_err(chip->dev, "Failed to enable regulator");
+			goto out;
+		}
 		max8997_haptic_configure(chip);
 		if (chip->mode == MAX8997_EXTERNAL_MODE)
 			pwm_enable(chip->pwm);
-- 
1.7.9.5

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             reply	other threads:[~2014-05-30 10:38 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-30 10:36 Sachin Kamat [this message]
2014-05-30 20:05 ` [PATCH 1/1] Input: max8997_haptic - Check return value of regulator_enable Dmitry Torokhov
2014-05-31  6:59   ` Sachin Kamat

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