Merge "input: qcom-hv-haptics: check playing effect pointer in IRQ handler"

static irqreturn_t fifo_empty_irq_handler(int irq, void *data)

{

	struct haptics_chip *chip = data;

	struct fifo_cfg *fifo = chip->play.effect->fifo;

	struct fifo_play_status *status = &chip->play.fifo_status;

	struct fifo_cfg *fifo;

	struct fifo_play_status *status;

	u32 samples_left;

	u8 *samples, val;

	int rc, num;

		return IRQ_HANDLED;

	mutex_lock(&chip->play.lock);

	if (atomic_read(&chip->play.fifo_status.written_done) == 1) {

	status = &chip->play.fifo_status;

	if (atomic_read(&status->written_done) == 1) {

		/*

		 * Check the FIFO real time fill status before stopping

		 * play to make sure that all FIFO samples can be played

			goto unlock;

		}

		if (!chip->play.effect)

			goto unlock;

		fifo = chip->play.effect->fifo;

		if (!fifo || !fifo->samples) {

			dev_err(chip->dev, "no FIFO samples available\n");

			goto unlock;