diff options
| author | Alexander Sverdlin <alexander.sverdlin@nokia.com> | 2019-11-08 10:00:44 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-11-12 19:20:27 +0100 |
| commit | 2fbfdb2de4a1ae9680641358ca3d09a1c6286c48 (patch) | |
| tree | 9f3679e2a6077c4de598fb76d3cf01022a6a9bb0 | |
| parent | 88f8c39912bc727e2531a5fab0361a1caa9d1a35 (diff) | |
net: ethernet: octeon_mgmt: Account for second possible VLAN header
[ Upstream commit e4dd5608033efe7b6030cde359bfdbaeb73bc22d ]
Octeon's input ring-buffer entry has 14 bits-wide size field, so to account
for second possible VLAN header max_mtu must be further reduced.
Fixes: 109cc16526c6d ("ethernet/cavium: use core min/max MTU checking")
Signed-off-by: Alexander Sverdlin <alexander.sverdlin@nokia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/net/ethernet/cavium/octeon/octeon_mgmt.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/cavium/octeon/octeon_mgmt.c b/drivers/net/ethernet/cavium/octeon/octeon_mgmt.c index bb43ddb7539e..592fb9e847b9 100644 --- a/drivers/net/ethernet/cavium/octeon/octeon_mgmt.c +++ b/drivers/net/ethernet/cavium/octeon/octeon_mgmt.c @@ -1495,7 +1495,7 @@ static int octeon_mgmt_probe(struct platform_device *pdev) netdev->ethtool_ops = &octeon_mgmt_ethtool_ops; netdev->min_mtu = 64 - OCTEON_MGMT_RX_HEADROOM; - netdev->max_mtu = 16383 - OCTEON_MGMT_RX_HEADROOM; + netdev->max_mtu = 16383 - OCTEON_MGMT_RX_HEADROOM - VLAN_HLEN; mac = of_get_mac_address(pdev->dev.of_node); |