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| author | Chanho Park <chanho61.park@samsung.com> | 2022-08-08 09:48:51 +0900 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2022-08-15 12:18:40 +0100 |
| commit | dad57a510db9423a4128ae6565854e999cebac51 (patch) | |
| tree | 402e108a02121ea62e77912cddd33a59223af6eb /drivers/spi/spi-s3c64xx.c | |
| parent | fba933c2d975463d6a19898cbe30f7399de9f32e (diff) | |
| download | linux-stable-dad57a510db9423a4128ae6565854e999cebac51.tar.gz linux-stable-dad57a510db9423a4128ae6565854e999cebac51.tar.bz2 linux-stable-dad57a510db9423a4128ae6565854e999cebac51.zip | |
spi: s3c64xx: correct dma_chan pointer initialization
Use NULL for dma channel pointer initialization instead of plain integer.
sparse warnings: (new ones prefixed by >>)
>> drivers/spi/spi-s3c64xx.c:387:34: sparse: sparse: Using plain integer as NULL pointer
drivers/spi/spi-s3c64xx.c:388:34: sparse: sparse: Using plain integer as NULL pointer
Reported-by: kernel test robot <lkp@intel.com>
Fixes: 82295bc0d192 ("spi: s3c64xx: move dma_release_channel to unprepare")
Fixes: f52b03c70744 ("spi: s3c64xx: requests spi-dma channel only during data transfer")
Signed-off-by: Chanho Park <chanho61.park@samsung.com>
Reviewed-by: Andi Shyti <andi@etezian.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20220808004851.25122-1-chanho61.park@samsung.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi/spi-s3c64xx.c')
| -rw-r--r-- | drivers/spi/spi-s3c64xx.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c index 7f346866614a..651c35dd9124 100644 --- a/drivers/spi/spi-s3c64xx.c +++ b/drivers/spi/spi-s3c64xx.c @@ -389,8 +389,8 @@ static int s3c64xx_spi_unprepare_transfer(struct spi_master *spi) 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 0; |