From: Jinhyung Choi <jinhyung2.choi@samsung.com>
Date: Tue, 12 May 2015 05:02:15 +0000 (+0900)
Subject: sensor: add mutex for get_sensor_data in accelerometer
X-Git-Tag: TizenStudio_2.0_p2.3.1~6
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4fc167005e3b82ea728ef4952c42151e71543ebd;p=sdk%2Femulator%2Femulator-kernel.git

sensor: add mutex for get_sensor_data in accelerometer

Change-Id: I6cc802e5b2ca413984b285798a2867419cec3977
Signed-off-by: Jinhyung Choi <jinhyung2.choi@samsung.com>
---

diff --git a/drivers/maru/sensors/maru_accel.c b/drivers/maru/sensors/maru_accel.c
index 34db914e36b0..2faec4b85ea6 100644
--- a/drivers/maru/sensors/maru_accel.c
+++ b/drivers/maru/sensors/maru_accel.c
@@ -308,7 +308,9 @@ static int set_initial_value(struct maru_accel_data *data)
 
 	memset(sensor_data, 0, sizeof(sensor_data));
 
+	mutex_lock(&data->vs->vqlock);
 	ret = get_sensor_data(sensor_type_accel_delay, sensor_data);
+	mutex_unlock(&data->vs->vqlock);
 	if (ret) {
 		ERR("failed to get initial delay time");
 		return ret;