[PATCH] spi: cadence-quadspi: Add missing check for dma_set_mask

From: Jiasheng Jiang
Date: Tue Jun 06 2023 - 05:46:39 EST


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@xxxxxxxxxxx>
---
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 6ddb2dfc0f00..32449bef4415 100644
--- a/drivers/spi/spi-cadence-quadspi.c
+++ b/drivers/spi/spi-cadence-quadspi.c
@@ -1756,8 +1756,11 @@ 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,
--
2.25.1