From: Chris Healy <cphealy@gmail.com>
Date: Tue, 7 Jul 2020 20:32:05 +0000 (-0700)
Subject: net: sfp: add error checking with sfp_irq_name
X-Git-Tag: v5.15~3197^2~306
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=8cb601f15886f6d05479e46913d954e9ff237312;p=platform%2Fkernel%2Flinux-starfive.git

net: sfp: add error checking with sfp_irq_name

Add error checking with sfp_irq_name before use.

Signed-off-by: Chris Healy <cphealy@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c
index 7bdfcde..eef458a 100644
--- a/drivers/net/phy/sfp.c
+++ b/drivers/net/phy/sfp.c
@@ -2354,6 +2354,9 @@ static int sfp_probe(struct platform_device *pdev)
 					      "%s-%s", dev_name(sfp->dev),
 					      gpio_of_names[i]);
 
+		if (!sfp_irq_name)
+			return -ENOMEM;
+
 		err = devm_request_threaded_irq(sfp->dev, sfp->gpio_irq[i],
 						NULL, sfp_irq,
 						IRQF_ONESHOT |