spi: cadence-quadspi: Add missing check for dma_set_mask

[ 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>

diff --git a/drivers/spi/spi-cadence-quadspi.c b/drivers/spi/spi-cadence-quadspi.c
index 8f36e1306e169d9b14935921585dc8f8f1d0797a..3fb85607fa4fa42a655620bec0166e38b92d2306 100644 (file)
--- a/drivers/spi/spi-cadence-quadspi.c
+++ b/drivers/spi/spi-cadence-quadspi.c
@@ -1736,8 +1736,11 @@ 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,