spi: fsl-dspi: Fix getting correct address for master

Current code set platform drvdata to dspi. However, the code in dspi_suspend()
and dspi_resume() assumes the drvdata is the address of master.
Fix it by setting platform drvdata to master.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
Cc: stable@vger.kernel.org

diff --git a/drivers/spi/spi-fsl-dspi.c b/drivers/spi/spi-fsl-dspi.c
index ec79f726672a14f7644810101afe59e82322976c..a25392065d9b838ef852e93d09e53d0d121ac485 100644 (file)
--- a/drivers/spi/spi-fsl-dspi.c
+++ b/drivers/spi/spi-fsl-dspi.c
@@ -420,7 +420,6 @@ static int dspi_suspend(struct device *dev)
 
 static int dspi_resume(struct device *dev)
 {
-
        struct spi_master *master = dev_get_drvdata(dev);
        struct fsl_dspi *dspi = spi_master_get_devdata(master);
 
@@ -504,7 +503,7 @@ static int dspi_probe(struct platform_device *pdev)
        clk_prepare_enable(dspi->clk);
 
        init_waitqueue_head(&dspi->waitq);
-       platform_set_drvdata(pdev, dspi);
+       platform_set_drvdata(pdev, master);
 
        ret = spi_bitbang_start(&dspi->bitbang);
        if (ret != 0) {
@@ -525,7 +524,8 @@ out_master_put:
 
 static int dspi_remove(struct platform_device *pdev)
 {
-       struct fsl_dspi *dspi = platform_get_drvdata(pdev);
+       struct spi_master *master = platform_get_drvdata(pdev);
+       struct fsl_dspi *dspi = spi_master_get_devdata(master);
 
        /* Disconnect from the SPI framework */
        spi_bitbang_stop(&dspi->bitbang);