Hello, On Wed, Nov 05, 2014 at 11:27:39AM +0800, Yijing Wang wrote: > Keep the parent directory looks good to me, we could only add > kobject_get(&parent) > after the parent dir be created. > > .... > /* or create a new class-directory at the parent device */ > k = class_dir_create_and_add(dev->class, parent_kobj); > /* do not emit an uevent for this simple "glue" directory */ > kobject_get(k); <--------add parent ref count for first child > device.
The created directory would already have the base ref. I don't think you need the above. Just never put the parent once created. Greg, how does this sound to you? Thanks. -- tejun -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
