iio: light: apds9960: correct FIFO check condition
Correct issue that the last entry in FIFO was being read twice due to an incorrect decrement of entry count variable before condition check. Signed-off-by: Matt Ranostay <mranostay@gmail.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
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@ -769,7 +769,7 @@ static void apds9960_read_gesture_fifo(struct apds9960_data *data)
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mutex_lock(&data->lock);
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data->gesture_mode_running = 1;
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while (cnt-- || (cnt = apds9660_fifo_is_empty(data) > 0)) {
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while (cnt || (cnt = apds9660_fifo_is_empty(data) > 0)) {
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ret = regmap_bulk_read(data->regmap, APDS9960_REG_GFIFO_BASE,
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&data->buffer, 4);
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@ -777,6 +777,7 @@ static void apds9960_read_gesture_fifo(struct apds9960_data *data)
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goto err_read;
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iio_push_to_buffers(data->indio_dev, data->buffer);
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cnt--;
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}
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err_read:
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