From: Bartosz Golaszewski <[email protected]> We now have devm_krealloc_array() in the kernel Use it indstead of calling kfree() and kcalloc() separately.
Signed-off-by: Bartosz Golaszewski <[email protected]> --- drivers/iio/adc/xilinx-xadc-core.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/drivers/iio/adc/xilinx-xadc-core.c b/drivers/iio/adc/xilinx-xadc-core.c index 8494eb424b33..7792aa4cf9cb 100644 --- a/drivers/iio/adc/xilinx-xadc-core.c +++ b/drivers/iio/adc/xilinx-xadc-core.c @@ -586,14 +586,18 @@ static int xadc_update_scan_mode(struct iio_dev *indio_dev, { struct xadc *xadc = iio_priv(indio_dev); unsigned int n; + void *data; n = bitmap_weight(mask, indio_dev->masklength); - kfree(xadc->data); - xadc->data = kcalloc(n, sizeof(*xadc->data), GFP_KERNEL); - if (!xadc->data) + data = devm_krealloc_array(indio_dev->dev.parent, xadc->data, n, + sizeof(*xadc->data), GFP_KERNEL); + if (!data) return -ENOMEM; + memset(data, 0, n * sizeof(*xadc->data)); + xadc->data = data; + return 0; } @@ -1372,7 +1376,6 @@ static int xadc_remove(struct platform_device *pdev) free_irq(xadc->irq, indio_dev); cancel_delayed_work_sync(&xadc->zynq_unmask_work); clk_disable_unprepare(xadc->clk); - kfree(xadc->data); return 0; } -- 2.29.1
