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Commit ccce1700 authored by Mohamad Haj Yahia's avatar Mohamad Haj Yahia Committed by David S. Miller
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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: 77256579 ('net/mlx5: E-Switch, Introduce Vport administration functions')
Signed-off-by: default avatarMohamad Haj Yahia <mohamad@mellanox.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 9b8c5142

drivers/net/ethernet/mellanox/mlx5/core/eswitch.c

+1 −1
Original line number Diff line number Diff line
@@ -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);