The platform_get_irq() function returns negative if an error occurs.
zero or positive number on success. platform_get_irq() error checking
for zero is not correct.
Signed-off-by: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx>
---
changes in v2 :
Add failure case '<= 0' instead of '< 0'. IRQ0 is not valid.
drivers/mmc/host/s3cmci.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/mmc/host/s3cmci.c b/drivers/mmc/host/s3cmci.c
index f7f157a..cc801bc 100644
--- a/drivers/mmc/host/s3cmci.c
+++ b/drivers/mmc/host/s3cmci.c
@@ -1658,9 +1658,9 @@ static int s3cmci_probe(struct platform_device *pdev)
}
host->irq = platform_get_irq(pdev, 0);
- if (host->irq == 0) {
+ if (host->irq <= 0) {
dev_err(&pdev->dev, "failed to get interrupt resource.\n");
- ret = -EINVAL;
+ ret = host->irq;
goto probe_iounmap;
}
--
2.7.4
--
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