diff mbox series

[v1,2/5] mmc: mmc_spi: Remove useless NULL check at ->remove()

Message ID 20190327180110.32673-2-andriy.shevchenko@linux.intel.com (mailing list archive)
State New, archived
Headers show
Series [v1,1/5] mmc: mmc_spi: Remove redundant dev_set_drvdata() | expand

Commit Message

Andy Shevchenko March 27, 2019, 6:01 p.m. UTC 
The mmc pointer can't be NULL at ->remove(), drop the useless check.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
 drivers/mmc/host/mmc_spi.c | 36 ++++++++++++++++--------------------
 1 file changed, 16 insertions(+), 20 deletions(-)
diff mbox series

Patch

diff --git a/drivers/mmc/host/mmc_spi.c b/drivers/mmc/host/mmc_spi.c
index 2e9d830da2c7..42f6b7b84187 100644
--- a/drivers/mmc/host/mmc_spi.c
+++ b/drivers/mmc/host/mmc_spi.c
@@ -1495,31 +1495,27 @@  static int mmc_spi_probe(struct spi_device *spi)
 static int mmc_spi_remove(struct spi_device *spi)
 {
 	struct mmc_host		*mmc = dev_get_drvdata(&spi->dev);
-	struct mmc_spi_host	*host;
-
-	if (mmc) {
-		host = mmc_priv(mmc);
+	struct mmc_spi_host	*host = mmc_priv(mmc);
 
-		/* prevent new mmc_detect_change() calls */
-		if (host->pdata && host->pdata->exit)
-			host->pdata->exit(&spi->dev, mmc);
+	/* prevent new mmc_detect_change() calls */
+	if (host->pdata && host->pdata->exit)
+		host->pdata->exit(&spi->dev, mmc);
 
-		mmc_remove_host(mmc);
+	mmc_remove_host(mmc);
 
-		if (host->dma_dev) {
-			dma_unmap_single(host->dma_dev, host->ones_dma,
-				MMC_SPI_BLOCKSIZE, DMA_TO_DEVICE);
-			dma_unmap_single(host->dma_dev, host->data_dma,
-				sizeof(*host->data), DMA_BIDIRECTIONAL);
-		}
+	if (host->dma_dev) {
+		dma_unmap_single(host->dma_dev, host->ones_dma,
+			MMC_SPI_BLOCKSIZE, DMA_TO_DEVICE);
+		dma_unmap_single(host->dma_dev, host->data_dma,
+			sizeof(*host->data), DMA_BIDIRECTIONAL);
+	}
 
-		kfree(host->data);
-		kfree(host->ones);
+	kfree(host->data);
+	kfree(host->ones);
 
-		spi->max_speed_hz = mmc->f_max;
-		mmc_free_host(mmc);
-		mmc_spi_put_pdata(spi);
-	}
+	spi->max_speed_hz = mmc->f_max;
+	mmc_free_host(mmc);
+	mmc_spi_put_pdata(spi);
 	return 0;
 }