spi: mpc5xxx-psc: Return immediately if IRQ resource is unavailable

Return immediately if IRQ resource is unavailable. This will also
propagate the correct error code in such cases.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20230306183115.87314-3-andriy.shevchenko@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Andy Shevchenko 2023-03-06 20:31:12 +02:00 committed by Mark Brown
parent ee493fa5d9
commit 208ee586f8
No known key found for this signature in database
GPG key ID: 24D68B725D5487D0
2 changed files with 6 additions and 0 deletions

View file

@ -490,6 +490,9 @@ static int mpc512x_psc_spi_of_probe(struct platform_device *pdev)
(struct mpc512x_psc_fifo *)(tempp + sizeof(struct mpc52xx_psc)); (struct mpc512x_psc_fifo *)(tempp + sizeof(struct mpc52xx_psc));
mps->irq = platform_get_irq(pdev, 0); mps->irq = platform_get_irq(pdev, 0);
if (mps->irq < 0)
return mps->irq;
ret = devm_request_irq(dev, mps->irq, mpc512x_psc_spi_isr, IRQF_SHARED, ret = devm_request_irq(dev, mps->irq, mpc512x_psc_spi_isr, IRQF_SHARED,
"mpc512x-psc-spi", mps); "mpc512x-psc-spi", mps);
if (ret) if (ret)

View file

@ -328,6 +328,9 @@ static int mpc52xx_psc_spi_of_probe(struct platform_device *pdev)
mps->fifo = ((void __iomem *)mps->psc) + sizeof(struct mpc52xx_psc); mps->fifo = ((void __iomem *)mps->psc) + sizeof(struct mpc52xx_psc);
mps->irq = platform_get_irq(pdev, 0); mps->irq = platform_get_irq(pdev, 0);
if (mps->irq < 0)
return mps->irq;
ret = devm_request_irq(dev, mps->irq, mpc52xx_psc_spi_isr, 0, ret = devm_request_irq(dev, mps->irq, mpc52xx_psc_spi_isr, 0,
"mpc52xx-psc-spi", mps); "mpc52xx-psc-spi", mps);
if (ret) if (ret)