if (--hwhi->use == 0)
module_put(hwhi->hwht.module);
- if (hwhi->use < 0)
- BUG();
+ BUG_ON(hwhi->use < 0);
out:
up_read(&_hwh_lock);
static struct hwh_internal *_alloc_hw_handler(struct hw_handler_type *hwht)
{
- struct hwh_internal *hwhi = kmalloc(sizeof(*hwhi), GFP_KERNEL);
+ struct hwh_internal *hwhi = kzalloc(sizeof(*hwhi), GFP_KERNEL);
- if (hwhi) {
- memset(hwhi, 0, sizeof(*hwhi));
+ if (hwhi)
hwhi->hwht = *hwht;
- }
return hwhi;
}