From: Andy Shevchenko Date: Wed, 14 Aug 2024 14:45:12 +0000 (+0300) Subject: spi: ppc4xx: Avoid returning 0 when failed to parse and map IRQ X-Git-Tag: v5.15.168~545 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=db323e084748c0a875395afa97f4afe9c5a587ee;p=thirdparty%2Fkernel%2Fstable.git spi: ppc4xx: Avoid returning 0 when failed to parse and map IRQ [ Upstream commit 7781f1d120fec8624fc654eda900fc8748262082 ] 0 is incorrect error code when failed to parse and map IRQ. Replace OF specific old API for IRQ retrieval with a generic one to fix this issue. Fixes: 0f245463b01e ("spi: ppc4xx: handle irq_of_parse_and_map() errors") Signed-off-by: Andy Shevchenko Link: https://patch.msgid.link/20240814144525.2648450-1-andriy.shevchenko@linux.intel.com Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- diff --git a/drivers/spi/spi-ppc4xx.c b/drivers/spi/spi-ppc4xx.c index edfe0896046f9..be1dd4e6a3e7d 100644 --- a/drivers/spi/spi-ppc4xx.c +++ b/drivers/spi/spi-ppc4xx.c @@ -26,7 +26,6 @@ #include #include #include -#include #include #include #include @@ -410,9 +409,10 @@ static int spi_ppc4xx_of_probe(struct platform_device *op) } /* Request IRQ */ - hw->irqnum = irq_of_parse_and_map(np, 0); - if (hw->irqnum <= 0) + ret = platform_get_irq(op, 0); + if (ret < 0) goto free_host; + hw->irqnum = ret; ret = request_irq(hw->irqnum, spi_ppc4xx_int, 0, "spi_ppc4xx_of", (void *)hw);