Messages in this thread Patch in this message | | | From | Harshit Mogalapalli <> | Subject | [PATCH next v2 2/2] mmc: sunplus: Fix platform_get_irq() error checking | Date | Wed, 9 Aug 2023 00:18:12 -0700 |
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The platform_get_irq() function returns negative error codes on failure.
Fixes: 4e268fed8b18 ("mmc: Add mmc driver for Sunplus SP7021") Reported-by: Dan Carpenter <dan.carpenter@linaro.org> Closes: https://lore.kernel.org/all/a3829ed3-d827-4b9d-827e-9cc24a3ec3bc@moroto.mountain/ Signed-off-by: Harshit Mogalapalli <harshit.m.mogalapalli@oracle.com> --- v1->v2: Split into two patches as they are doing different things.
This is based on static analysis with smatch, only compile tested. --- drivers/mmc/host/sunplus-mmc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/mmc/host/sunplus-mmc.c b/drivers/mmc/host/sunplus-mmc.c index 2bdebeb1f8e4..e9cb1a57cb75 100644 --- a/drivers/mmc/host/sunplus-mmc.c +++ b/drivers/mmc/host/sunplus-mmc.c @@ -885,7 +885,7 @@ static int spmmc_drv_probe(struct platform_device *pdev) return dev_err_probe(&pdev->dev, PTR_ERR(host->rstc), "rst get fail\n"); host->irq = platform_get_irq(pdev, 0); - if (host->irq <= 0) + if (host->irq < 0) return host->irq; ret = devm_request_threaded_irq(&pdev->dev, host->irq, -- 2.39.3
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