[PATCH 07/10] net: ethernet: smsc: Handle return value of platform_get_irq

[Arvind Yadav]

platform_get_irq() can fail here and we must check its return value.

Signed-off-by: Arvind Yadav <arvind.yadav...@gmail.com>
---
 drivers/net/ethernet/smsc/smc911x.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/net/ethernet/smsc/smc911x.c 
b/drivers/net/ethernet/smsc/smc911x.c
index 0515744..a1cf18c 100644
--- a/drivers/net/ethernet/smsc/smc911x.c
+++ b/drivers/net/ethernet/smsc/smc911x.c
@@ -2088,6 +2088,11 @@ static int smc911x_drv_probe(struct platform_device 
*pdev)
 
        ndev->dma = (unsigned char)-1;
        ndev->irq = platform_get_irq(pdev, 0);
+       if (ndev->irq <= 0) {
+               ret = ndev->irq ? ndev->irq : -ENODEV;
+               goto release_both;
+       }
+
        lp = netdev_priv(ndev);
        lp->netdev = ndev;
 #ifdef SMC_DYNAMIC_BUS_CONFIG
-- 
2.7.4