diff options
Diffstat (limited to 'drivers/net/dsa/microchip/lan937x_main.c')
| -rw-r--r-- | drivers/net/dsa/microchip/lan937x_main.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/net/dsa/microchip/lan937x_main.c b/drivers/net/dsa/microchip/lan937x_main.c index 7e4f307a0387..06d3d0308cba 100644 --- a/drivers/net/dsa/microchip/lan937x_main.c +++ b/drivers/net/dsa/microchip/lan937x_main.c @@ -242,7 +242,11 @@ int lan937x_change_mtu(struct ksz_device *dev, int port, int new_mtu) } /* Write the frame size in PORT_MAX_FR_SIZE register */ - ksz_pwrite16(dev, port, PORT_MAX_FR_SIZE, new_mtu); + ret = ksz_pwrite16(dev, port, PORT_MAX_FR_SIZE, new_mtu); + if (ret) { + dev_err(ds->dev, "failed to update mtu for port %d\n", port); + return ret; + } return 0; } |