Commit 69d7126b authored Jan 30, 2013 by Hadar Hen Zion Committed by David S. Miller Jan 31, 2013

net/mlx4_en: Validate VLAN IDs provided in ethtool flow steering rules



When attaching flow steering rules via Ethtool accept only valid vlans IDs e.g
in the range: [0,4095].

Signed-off-by: Hadar Hen Zion <hadarh@mellanox.com>
Signed-off-by: Amir Vadai <amirv@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent f90a3673

drivers/net/ethernet/mellanox/mlx4/en_ethtool.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -669,6 +669,10 @@ static int mlx4_en_validate_flow(struct net_device *dev,
		!(cmd->fs.m_ext.vlan_tci == 0 \|\|
		cmd->fs.m_ext.vlan_tci == cpu_to_be16(0xfff)))
		return -EINVAL;
		if (cmd->fs.m_ext.vlan_tci) {
		if (be16_to_cpu(cmd->fs.h_ext.vlan_tci) >= VLAN_N_VID)
		return -EINVAL;
		}
		}

		return 0;