Merge "usb: dwc3: Replace sscanf with kstrtou8_from_user"

static ssize_t dwc3_store_int_events(struct file *file,

			const char __user *ubuf, size_t count, loff_t *ppos)

{

	int clear_stats, i;

	int i, ret;

	unsigned long flags;

	struct seq_file *s = file->private_data;

	struct dwc3 *dwc = s->private;

	struct dwc3_ep *dep;

	struct timespec ts;

	u8 clear_stats;

	if (ubuf == NULL) {

		pr_err("[%s] EINVAL\n", __func__);

		goto done;

		ret = -EINVAL;

		return ret;

	}

	if (sscanf(ubuf, "%u", &clear_stats) != 1 || clear_stats != 0) {

	ret = kstrtou8_from_user(ubuf, count, 0, &clear_stats);

	if (ret < 0) {

		pr_err("can't get enter value.\n");

		return ret;

	}

	if (clear_stats != 0) {

		pr_err("Wrong value. To clear stats, enter value as 0.\n");

		goto done;

		ret = -EINVAL;

		return ret;

	}

	spin_lock_irqsave(&dwc->lock, flags);

	spin_unlock_irqrestore(&dwc->lock, flags);

done:

	return count;

}