[PATCH] net: smc91x: propagate irq return code

From: Robert Jarzmik
Date: Sun Jan 31 2016 - 17:46:30 EST


The smc91x driver doesn't honor the probe deferral mechanism when the
interrupt source is not yet available, such as one provided by a gpio
controller not probed.

Fix this by propagating the platform_get_irq() error code as the probe
return value.

Signed-off-by: Robert Jarzmik <robert.jarzmik@xxxxxxx>
---
drivers/net/ethernet/smsc/smc91x.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/smsc/smc91x.c b/drivers/net/ethernet/smsc/smc91x.c
index 0e2fc1a844ab..43ab7aa31a79 100644
--- a/drivers/net/ethernet/smsc/smc91x.c
+++ b/drivers/net/ethernet/smsc/smc91x.c
@@ -2343,7 +2343,7 @@ static int smc_drv_probe(struct platform_device *pdev)

ndev->irq = platform_get_irq(pdev, 0);
if (ndev->irq <= 0) {
- ret = -ENODEV;
+ ret = ndev->irq;
goto out_release_io;
}
/*
--
2.1.4