[PATCH net] net: mvpp2: Fix error return code in mvpp2_open()

[Wang Hai]

Fix to return negative error code -ENOENT from invalid configuration
error handling case instead of 0, as done elsewhere in this function.

Fixes: 4bb043262878 ("net: mvpp2: phylink support")
Reported-by: Hulk Robot <hul...@huawei.com>
Signed-off-by: Wang Hai <wangha...@huawei.com>
---
 drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c 
b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
index f6616c8933ca..cea886c5bcb5 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
@@ -4426,6 +4426,7 @@ static int mvpp2_open(struct net_device *dev)
        if (!valid) {
                netdev_err(port->dev,
                           "invalid configuration: no dt or link IRQ");
+               err = -ENOENT;
                goto err_free_irq;
        }
 
-- 
2.17.1