Unverified Commit 845d3fd8 authored by Colin Ian King's avatar Colin Ian King Committed by Mark Brown
Browse files

spi: s3c64xx: set pointers to null using NULL rather than 0 



There are pointers being set to null using use. Use NULL instead.

Signed-off-by: default avatarColin Ian King <colin.i.king@gmail.com>
Reviewed-by: default avatarAlim Akhtar <alim.akhtar@samsung.com>
Link: https://lore.kernel.org/r/20220612203428.2754823-1-colin.i.king@gmail.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 116679ae

drivers/spi/spi-s3c64xx.c

+5 −5
Original line number Diff line number Diff line
@@ -354,7 +354,7 @@ static int s3c64xx_spi_prepare_transfer(struct spi_master *spi) 
	sdd->rx_dma.ch = dma_request_chan(&sdd->pdev->dev, "rx");

	if (IS_ERR(sdd->rx_dma.ch)) {

		dev_err(&sdd->pdev->dev, "Failed to get RX DMA channel\n");

		sdd->rx_dma.ch = 0;

		sdd->rx_dma.ch = NULL;

		return 0;

	}
@@ -362,8 +362,8 @@ static int s3c64xx_spi_prepare_transfer(struct spi_master *spi) 
	if (IS_ERR(sdd->tx_dma.ch)) {

		dev_err(&sdd->pdev->dev, "Failed to get TX DMA channel\n");

		dma_release_channel(sdd->rx_dma.ch);

		sdd->tx_dma.ch = 0;

		sdd->rx_dma.ch = 0;

		sdd->tx_dma.ch = NULL;

		sdd->rx_dma.ch = NULL;

		return 0;

	}
@@ -808,8 +808,8 @@ static int s3c64xx_spi_transfer_one(struct spi_master *master, 
	if (sdd->rx_dma.ch && sdd->tx_dma.ch) {

		dma_release_channel(sdd->rx_dma.ch);

		dma_release_channel(sdd->tx_dma.ch);

		sdd->rx_dma.ch = 0;

		sdd->tx_dma.ch = 0;

		sdd->rx_dma.ch = NULL;

		sdd->tx_dma.ch = NULL;

	}



	return status;