linux-kernel - [PATCH 1/1] HWMON: max6650, fix lock imbalance

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Date:	Fri, 19 Jun 2009 23:26:35 +0200
From:	Jiri Slaby <jirislaby@...il.com>
To:	hjk@...utronix.de
Cc:	lm-sensors@...sensors.org, akpm@...ux-foundation.org,
	linux-kernel@...r.kernel.org, Jiri Slaby <jirislaby@...il.com>
Subject: [PATCH 1/1] HWMON: max6650, fix lock imbalance

Add omitted update_lock to one switch/case in set_div.

Signed-off-by: Jiri Slaby <jirislaby@...il.com>
---
 drivers/hwmon/max6650.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/hwmon/max6650.c b/drivers/hwmon/max6650.c
index 86142a8..58f66be 100644
--- a/drivers/hwmon/max6650.c
+++ b/drivers/hwmon/max6650.c
@@ -418,6 +418,7 @@ static ssize_t set_div(struct device *dev, struct device_attribute *devattr,
 		data->count = 3;
 		break;
 	default:
+		mutex_unlock(&data->update_lock);
 		dev_err(&client->dev,
 			"illegal value for fan divider (%d)\n", div);
 		return -EINVAL;
-- 
1.6.3.2

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