netdev - [PATCH v2 2/2 net-next] net: mscc: ocelot: fix error code in mscc_ocelot

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Message-ID: <YA6EfL9tQWYU3dDn@mwanda>
Date:   Mon, 25 Jan 2021 11:42:36 +0300
From:   Dan Carpenter <dan.carpenter@...cle.com>
To:     Vladimir Oltean <vladimir.oltean@....com>
Cc:     Claudiu Manoil <claudiu.manoil@....com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        UNGLinuxDriver@...rochip.com,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Florian Fainelli <f.fainelli@...il.com>,
        netdev@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: [PATCH v2 2/2 net-next] net: mscc: ocelot: fix error code in
 mscc_ocelot_probe()

Probe should return an error code if platform_get_irq_byname() fails
but it returns success instead.

Fixes: 6c30384eb1de ("net: mscc: ocelot: register devlink ports")
Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>
---
v2: no change

 drivers/net/ethernet/mscc/ocelot_vsc7514.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/mscc/ocelot_vsc7514.c b/drivers/net/ethernet/mscc/ocelot_vsc7514.c
index 2c82ffe2c611..7e4c9b255124 100644
--- a/drivers/net/ethernet/mscc/ocelot_vsc7514.c
+++ b/drivers/net/ethernet/mscc/ocelot_vsc7514.c
@@ -1307,8 +1307,10 @@ static int mscc_ocelot_probe(struct platform_device *pdev)
 		goto out_free_devlink;
 
 	irq_xtr = platform_get_irq_byname(pdev, "xtr");
-	if (irq_xtr < 0)
+	if (irq_xtr < 0) {
+		err = irq_xtr;
 		goto out_free_devlink;
+	}
 
 	err = devm_request_threaded_irq(&pdev->dev, irq_xtr, NULL,
 					ocelot_xtr_irq_handler, IRQF_ONESHOT,
-- 
2.29.2