103 static struct device_attribute **dev_attr;  variable
2867 	dev_attr[irq_index] = kmalloc(sizeof(struct device_attribute),  in ab8500_subscribe_write()
2869 	if (!dev_attr[irq_index])  in ab8500_subscribe_write()
2877 	dev_attr[irq_index]->show = show_irq;  in ab8500_subscribe_write()
2878 	dev_attr[irq_index]->store = NULL;  in ab8500_subscribe_write()
2879 	dev_attr[irq_index]->attr.name = event_name[irq_index];  in ab8500_subscribe_write()
2880 	dev_attr[irq_index]->attr.mode = S_IRUGO;  in ab8500_subscribe_write()
2881 	err = sysfs_create_file(&dev->kobj, &dev_attr[irq_index]->attr);  in ab8500_subscribe_write()
2893 		sysfs_remove_file(&dev->kobj, &dev_attr[irq_index]->attr);  in ab8500_subscribe_write()
2929 	if (dev_attr[irq_index])  in ab8500_unsubscribe_write()
2930 		sysfs_remove_file(&dev->kobj, &dev_attr[irq_index]->attr);  in ab8500_unsubscribe_write()
2935 	kfree(dev_attr[irq_index]);  in ab8500_unsubscribe_write()
3026 	dev_attr = devm_kzalloc(&plf->dev,  in ab8500_debug_probe()
3027 				sizeof(*dev_attr)*num_irqs, GFP_KERNEL);  in ab8500_debug_probe()
3028 	if (!dev_attr)  in ab8500_debug_probe()