iio:accel:stk8312: drop local buffer (7a9fbd25) · Commits · 戴 / test

Drop the local buffer in stk8312_trigger_handler() and use data->buffer instead for bulk reads. Signed-off-by:

drivers/iio/accel/stk8312.c

+1 −5

Original line number	Diff line number	Diff line
		@@ -435,7 +435,6 @@ static irqreturn_t stk8312_trigger_handler(int irq, void *p)
		struct iio_dev *indio_dev = pf->indio_dev;
		struct stk8312_data *data = iio_priv(indio_dev);
		int bit, ret, i = 0;
		u8 buffer[STK8312_ALL_CHANNEL_SIZE];

		mutex_lock(&data->lock);
		/*
		@@ -446,15 +445,12 @@ static irqreturn_t stk8312_trigger_handler(int irq, void *p)
		ret = i2c_smbus_read_i2c_block_data(data->client,
		STK8312_REG_XOUT,
		STK8312_ALL_CHANNEL_SIZE,
		buffer);
		data->buffer);
		if (ret < STK8312_ALL_CHANNEL_SIZE) {
		dev_err(&data->client->dev, "register read failed\n");
		mutex_unlock(&data->lock);
		goto err;
		}
		data->buffer[0] = buffer[0];
		data->buffer[1] = buffer[1];
		data->buffer[2] = buffer[2];
		} else {
		for_each_set_bit(bit, indio_dev->active_scan_mask,
		indio_dev->masklength) {