On Monday, March 31, 2014 12:37 PM, Axel Lin wrote:
>
> Simplify the cleanup code.
>
> Signed-off-by: Axel Lin <axel.lin@xxxxxxxxxx>
Reviewed-by: Jingoo Han <jg1.han@xxxxxxxxxxx>
Best regards,
Jingoo Han
> ---
> drivers/spi/spi-s3c24xx.c | 10 +++-------
> 1 file changed, 3 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/spi/spi-s3c24xx.c b/drivers/spi/spi-s3c24xx.c
> index bed2338..6db14e5 100644
> --- a/drivers/spi/spi-s3c24xx.c
> +++ b/drivers/spi/spi-s3c24xx.c
> @@ -183,7 +183,9 @@ static int s3c24xx_spi_setup(struct spi_device *spi)
>
> /* allocate settings on the first call */
> if (!cs) {
> - cs = kzalloc(sizeof(struct s3c24xx_spi_devstate), GFP_KERNEL);
> + cs = devm_kzalloc(&spi->dev,
> + sizeof(struct s3c24xx_spi_devstate),
> + GFP_KERNEL);
> if (!cs) {
> dev_err(&spi->dev, "no memory for controller state\n");
> return -ENOMEM;
> @@ -209,11 +211,6 @@ static int s3c24xx_spi_setup(struct spi_device *spi)
> return 0;
> }
>
> -static void s3c24xx_spi_cleanup(struct spi_device *spi)
> -{
> - kfree(spi->controller_state);
> -}
> -
> static inline unsigned int hw_txbyte(struct s3c24xx_spi *hw, int count)
> {
> return hw->tx ? hw->tx[count] : 0;
> @@ -543,7 +540,6 @@ static int s3c24xx_spi_probe(struct platform_device *pdev)
> hw->bitbang.txrx_bufs = s3c24xx_spi_txrx;
>
> hw->master->setup = s3c24xx_spi_setup;
> - hw->master->cleanup = s3c24xx_spi_cleanup;
>
> dev_dbg(hw->dev, "bitbang at %p\n", &hw->bitbang);
>
> --
> 1.8.3.2
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