spi: tegra20-sflash: use devm_spi_register_master()

Use devm_spi_register_master() to make cleanup paths simpler.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

diff --git a/drivers/spi/spi-tegra20-sflash.c b/drivers/spi/spi-tegra20-sflash.c
index 1d814dc..a68d779 100644 (file)
--- a/drivers/spi/spi-tegra20-sflash.c
+++ b/drivers/spi/spi-tegra20-sflash.c
@@ -529,7 +529,7 @@ static int tegra_sflash_probe(struct platform_device *pdev)
        pm_runtime_put(&pdev->dev);
 
        master->dev.of_node = pdev->dev.of_node;
-       ret = spi_register_master(master);
+       ret = devm_spi_register_master(&pdev->dev, master);
        if (ret < 0) {
                dev_err(&pdev->dev, "can not register to master err %d\n", ret);
                goto exit_pm_disable;
@@ -553,7 +553,6 @@ static int tegra_sflash_remove(struct platform_device *pdev)
        struct tegra_sflash_data        *tsd = spi_master_get_devdata(master);
 
        free_irq(tsd->irq, tsd);
-       spi_unregister_master(master);
 
        pm_runtime_disable(&pdev->dev);
        if (!pm_runtime_status_suspended(&pdev->dev))