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authorMohamad Haj Yahia <mohamad@mellanox.com>2016-12-28 15:58:37 +0300
committerDavid S. Miller <davem@davemloft.net>2016-12-28 22:36:52 +0300
commitccce1700263d8b5b219359d04180492a726cea16 (patch)
treed270bb86d3c14b203d623ef05ed620c25ac369ca /drivers/net/ethernet
parent9b8c514291a83e53c073b473bdca6267f17a02c2 (diff)
downloadlinux-ccce1700263d8b5b219359d04180492a726cea16.tar.xz
net/mlx5: Prevent setting multicast macs for VFs
Need to check that VF mac address entered by the admin user is either zero or unicast mac. Multicast mac addresses are prohibited. Fixes: 77256579c6b4 ('net/mlx5: E-Switch, Introduce Vport administration functions') Signed-off-by: Mohamad Haj Yahia <mohamad@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet')
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/eswitch.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
index d6807c3cc461..f14d9c9ba773 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
@@ -1860,7 +1860,7 @@ int mlx5_eswitch_set_vport_mac(struct mlx5_eswitch *esw,
if (!ESW_ALLOWED(esw))
return -EPERM;
- if (!LEGAL_VPORT(esw, vport))
+ if (!LEGAL_VPORT(esw, vport) || is_multicast_ether_addr(mac))
return -EINVAL;
mutex_lock(&esw->state_lock);