Message ID | 1512409703-20881-3-git-send-email-arvind.yadav.cs@gmail.com |
---|---|
State | Changes Requested, archived |
Delegated to: | David Miller |
Headers | show |
Series | net: Fix platform_get_irq's error checking | expand |
diff --git a/drivers/net/ethernet/ezchip/nps_enet.c b/drivers/net/ethernet/ezchip/nps_enet.c index 659f1ad..7d4b628 100644 --- a/drivers/net/ethernet/ezchip/nps_enet.c +++ b/drivers/net/ethernet/ezchip/nps_enet.c @@ -623,9 +623,9 @@ static s32 nps_enet_probe(struct platform_device *pdev) /* Get IRQ number */ priv->irq = platform_get_irq(pdev, 0); - if (!priv->irq) { + if (priv->irq <= 0) { dev_err(dev, "failed to retrieve <irq Rx-Tx> value from device tree\n"); - err = -ENODEV; + err = priv->irq ? priv->irq : -ENODEV; goto out_netdev; }
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@gmail.com> --- changes in v2: commit message was not correct. drivers/net/ethernet/ezchip/nps_enet.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)