[PATCH 1/7 v2] net: bcmgenet: Fix platform_get_irq's error checking

Arvind Yadav arvind.yadav.cs at gmail.com
Mon Dec 4 09:48:17 PST 2017


The platform_get_irq() function returns negative number if an error occurs,
Zero if No irq is found and positive number if irq gets successful.
platform_get_irq() error checking only for zero is not correct.

Signed-off-by: Arvind Yadav <arvind.yadav.cs at gmail.com>
---
changes in v2:
             commit message was not correct.

 drivers/net/ethernet/broadcom/genet/bcmgenet.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
index 24b4f4c..e2f1268 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
@@ -3371,7 +3371,7 @@ static int bcmgenet_probe(struct platform_device *pdev)
 	priv->irq0 = platform_get_irq(pdev, 0);
 	priv->irq1 = platform_get_irq(pdev, 1);
 	priv->wol_irq = platform_get_irq(pdev, 2);
-	if (!priv->irq0 || !priv->irq1) {
+	if (priv->irq0 <= 0 || priv->irq1 <= 0 || priv->wol_irq <= 0) {
 		dev_err(&pdev->dev, "can't find IRQs\n");
 		err = -EINVAL;
 		goto err;
-- 
2.7.4




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