platform_get_irq() returns an error code, but the mxcmmc driver
ignores it and always returns -EINVAL. This is not correct,
and prevents -EPROBE_DEFER from being propagated properly.
Print error message and propagate the return value of
platform_get_irq on failure.
Signed-off-by: Gustavo A. R. Silva <garsilva@xxxxxxxxxxxxxx>
---
drivers/mmc/host/mxcmmc.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/mmc/host/mxcmmc.c b/drivers/mmc/host/mxcmmc.c
index fb3ca82..f3c2832 100644
--- a/drivers/mmc/host/mxcmmc.c
+++ b/drivers/mmc/host/mxcmmc.c
@@ -1014,8 +1014,10 @@ static int mxcmci_probe(struct platform_device *pdev)
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
irq = platform_get_irq(pdev, 0);
- if (irq < 0)
- return -EINVAL;
+ if (irq < 0) {
+ dev_err(&pdev->dev, "failed to get IRQ: %d\n", irq);
+ return irq;
+ }
mmc = mmc_alloc_host(sizeof(*host), &pdev->dev);
if (!mmc)
--
2.5.0
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