From 7a9fbd250ce274a1a625b1e2055abfe26328e46b Mon Sep 17 00:00:00 2001 From: Hartmut Knaack Date: Wed, 29 Jul 2015 23:39:40 +0200 Subject: [PATCH] iio:accel:stk8312: drop local buffer Drop the local buffer in stk8312_trigger_handler() and use data->buffer instead for bulk reads. Signed-off-by: Hartmut Knaack Reviewed-by: Tiberiu Breana Signed-off-by: Jonathan Cameron --- drivers/iio/accel/stk8312.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/iio/accel/stk8312.c b/drivers/iio/accel/stk8312.c index c5a4765..c764af2 100644 --- a/drivers/iio/accel/stk8312.c +++ b/drivers/iio/accel/stk8312.c @@ -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) { -- 2.7.4