The driver allocates the mutex but not initialize it.
Use mutex_init() on it to initialize it correctly.
Fixes: ed229454856e ("power: supply: axp288-charger: Optimize register reading method")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
        if (!info)
                return -ENOMEM;
 
+       mutex_init(&info->lock);
        info->pdev = pdev;
        info->regmap = axp20x->regmap;
        info->regmap_irqc = axp20x->regmap_irqc;