Merge "power: qpnp-qg: Fix kernel memory corruption error in qg_device_read"

	struct qpnp_qg *chip = file->private_data;

	unsigned long data_size = sizeof(chip->kdata);

	if (count < data_size) {

		pr_err("Invalid datasize %lu, expected lesser then %zu\n",

							data_size, count);

		return -EINVAL;

	}

	/* non-blocking access, return */

	if (!chip->data_ready && (file->f_flags & O_NONBLOCK))

		return 0;