From: Jiasheng Jiang jiasheng@iscas.ac.cn
[ Upstream commit 947c70a213769f60e9d5aca2bc88b50a1cfaf5a6 ]
Add check for dma_set_mask() and return the error if it fails.
Fixes: 1a6f854f7daa ("spi: cadence-quadspi: Add Xilinx Versal external DMA support") Signed-off-by: Jiasheng Jiang jiasheng@iscas.ac.cn Link: https://lore.kernel.org/r/20230606093859.27818-1-jiasheng@iscas.ac.cn Signed-off-by: Mark Brown broonie@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/spi/spi-cadence-quadspi.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/spi/spi-cadence-quadspi.c b/drivers/spi/spi-cadence-quadspi.c index 30fd4bc90580e..b371e4eb41ec3 100644 --- a/drivers/spi/spi-cadence-quadspi.c +++ b/drivers/spi/spi-cadence-quadspi.c @@ -1697,8 +1697,11 @@ static int cqspi_probe(struct platform_device *pdev) cqspi->slow_sram = true;
if (of_device_is_compatible(pdev->dev.of_node, - "xlnx,versal-ospi-1.0")) - dma_set_mask(&pdev->dev, DMA_BIT_MASK(64)); + "xlnx,versal-ospi-1.0")) { + ret = dma_set_mask(&pdev->dev, DMA_BIT_MASK(64)); + if (ret) + goto probe_reset_failed; + } }
ret = devm_request_irq(dev, irq, cqspi_irq_handler, 0,