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[2/6] mmc: s3cmci: Fix platform_get_irq's error checking

Message ID 1510950502-22565-3-git-send-email-arvind.yadav.cs@gmail.com (mailing list archive)
State Not Applicable
Headers show

Commit Message

Arvind Yadav Nov. 17, 2017, 8:28 p.m. UTC 
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@gmail.com>
---
 drivers/mmc/host/s3cmci.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

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;
 	}