[PATCH net-next] octeon_ep: Fix error code in probe()

[Dan Carpenter]

Set the error code if octep_ctrl_net_get_mtu() fails.  Currently the code
returns success.

Fixes: 0a5f8534e398 ("octeon_ep: get max rx packet length from firmware")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
---
 drivers/net/ethernet/marvell/octeon_ep/octep_main.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ethernet/marvell/octeon_ep/octep_main.c b/drivers/net/ethernet/marvell/octeon_ep/octep_main.c
index 423eec5ff3ad..f2e5c7d80398 100644
--- a/drivers/net/ethernet/marvell/octeon_ep/octep_main.c
+++ b/drivers/net/ethernet/marvell/octeon_ep/octep_main.c
@@ -1383,6 +1383,7 @@ static int octep_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	if (max_rx_pktlen < 0) {
 		dev_err(&octep_dev->pdev->dev,
 			"Failed to get max receive packet size; err = %d\n", max_rx_pktlen);
+		err = max_rx_pktlen;
 		goto register_dev_err;
 	}
 	netdev->min_mtu = OCTEP_MIN_MTU;
-- 
2.42.0