netdev - [PATCH net-next] can: flexcan: fix 'passing zero to ERR

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Date:   Wed, 12 Dec 2018 17:24:01 +0800
From:   YueHaibing <yuehaibing@...wei.com>
To:     <davem@...emloft.net>, <wg@...ndegger.com>, <mkl@...gutronix.de>
CC:     <linux-kernel@...r.kernel.org>, <netdev@...r.kernel.org>,
        <linux-can@...r.kernel.org>, YueHaibing <yuehaibing@...wei.com>
Subject: [PATCH net-next] can: flexcan: fix 'passing zero to ERR_PTR()' warning

Fix a static code checker warning:
drivers/net/can/flexcan.c:1435 flexcan_setup_stop_mode() warn: passing zero to 'PTR_ERR'

Fixes: de3578c198c6 ("can: flexcan: add self wakeup support")
Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 drivers/net/can/flexcan.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c
index 0f36eaf..5f09764 100644
--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -1432,7 +1432,7 @@ static int flexcan_setup_stop_mode(struct platform_device *pdev)
 	gpr_np = of_find_node_by_phandle(phandle);
 	if (!gpr_np) {
 		dev_dbg(&pdev->dev, "could not find gpr node by phandle\n");
-		return PTR_ERR(gpr_np);
+		return -ENODEV;
 	}
 
 	priv = netdev_priv(dev);
-- 
2.7.0