[PATCH -next v2] spi: microchip-core: Clean up redundant dev_err_probe()

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Refering to platform_get_irq()'s definition, the return value has
already been checked if ret < 0, and printed via dev_err_probe().
Calling dev_err_probe() one more time outside platform_get_irq()
is obviously redundant.

Furthermore, platform_get_irq() will never return irq equals 0,
removing spi->irq == 0 checking to clean it up.

Signed-off-by: Chen Jiahao <chenjiahao16@xxxxxxxxxx>
---
 drivers/spi/spi-microchip-core.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/spi/spi-microchip-core.c b/drivers/spi/spi-microchip-core.c
index b59e8a0c5b97..b451cd4860ec 100644
--- a/drivers/spi/spi-microchip-core.c
+++ b/drivers/spi/spi-microchip-core.c
@@ -530,10 +530,8 @@ static int mchp_corespi_probe(struct platform_device *pdev)
 		return PTR_ERR(spi->regs);
 
 	spi->irq = platform_get_irq(pdev, 0);
-	if (spi->irq <= 0)
-		return dev_err_probe(&pdev->dev, -ENXIO,
-				     "invalid IRQ %d for SPI controller\n",
-				     spi->irq);
+	if (spi->irq < 0)
+		return spi->irq;
 
 	ret = devm_request_irq(&pdev->dev, spi->irq, mchp_corespi_interrupt,
 			       IRQF_SHARED, dev_name(&pdev->dev), master);
-- 
2.34.1




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