Re: [PATCH 2/2] spi: spi_tegra: calling spi_unregister_masterinstead of spi_master_put in spi_tegra_remove

From: Grant Likely
Date: Thu May 19 2011 - 15:02:30 EST


On Wed, May 11, 2011 at 09:28:16PM +0800, Axel Lin wrote:
> spi_master_put() should only be used in error handling.
> Once spi_register_master() returns success, we should call
> spi_unregister_master() instead.
>
> Signed-off-by: Axel Lin <axel.lin@xxxxxxxxx>

Applied, thanks.

g.

> ---
> drivers/spi/spi_tegra.c | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/spi/spi_tegra.c b/drivers/spi/spi_tegra.c
> index 891e590..6c3aa6e 100644
> --- a/drivers/spi/spi_tegra.c
> +++ b/drivers/spi/spi_tegra.c
> @@ -578,6 +578,7 @@ static int __devexit spi_tegra_remove(struct platform_device *pdev)
> master = dev_get_drvdata(&pdev->dev);
> tspi = spi_master_get_devdata(master);
>
> + spi_unregister_master(master);
> tegra_dma_free_channel(tspi->rx_dma);
>
> dma_free_coherent(&pdev->dev, sizeof(u32) * BB_LEN,
> @@ -586,7 +587,6 @@ static int __devexit spi_tegra_remove(struct platform_device *pdev)
> clk_put(tspi->clk);
> iounmap(tspi->base);
>
> - spi_master_put(master);
> r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> release_mem_region(r->start, (r->end - r->start) + 1);
>
> --
> 1.7.1
>
>
>
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