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Commit daf22c3c authored by Axel Lin's avatar Axel Lin Committed by Anton Vorontsov
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wm97xx_battery: Use DEFINE_MUTEX() for work_lock 



work_lock can be initialized automatically with
DEFINE_MUTEX() rather than explicitly calling mutex_init().

This patch also removes an unused bat_lock mutex.

Signed-off-by: default avatarAxel Lin <axel.lin@gmail.com>
Signed-off-by: default avatarAnton Vorontsov <cbouatmailru@gmail.com>
parent 68597986

drivers/power/wm97xx_battery.c

+1 −4
Original line number Diff line number Diff line
@@ -25,9 +25,8 @@ 
#include <linux/irq.h>

#include <linux/slab.h>



static DEFINE_MUTEX(bat_lock);

static struct work_struct bat_work;

static struct mutex work_lock;

static DEFINE_MUTEX(work_lock);

static int bat_status = POWER_SUPPLY_STATUS_UNKNOWN;

static enum power_supply_property *prop;
@@ -181,8 +180,6 @@ static int __devinit wm97xx_bat_probe(struct platform_device *dev) 
	if (dev->id != -1)

		return -EINVAL;



	mutex_init(&work_lock);



	if (!pdata) {

		dev_err(&dev->dev, "No platform_data supplied\n");

		return -EINVAL;