Commit d71f895c authored Jun 27, 2019 by Eli Cohen Committed by Saeed Mahameed Jul 15, 2019

net/mlx5e: Verify encapsulation is supported



When mlx5e_attach_encap() calls mlx5e_get_tc_tun() to get the tunnel
info data struct, check that returned value is not NULL, as would be in
the case of unsupported encapsulation.

Fixes: d386939a ("net/mlx5e: Rearrange tc tunnel code in a modular way")
Signed-off-by: Eli Cohen <eli@mellanox.com>
Reviewed-by: Roi Dayan <roid@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>

parent f384e62a

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

+4 −0

Original line number	Diff line number	Diff line
		@@ -2647,6 +2647,10 @@ static int mlx5e_attach_encap(struct mlx5e_priv *priv,
		family = ip_tunnel_info_af(tun_info);
		key.ip_tun_key = &tun_info->key;
		key.tc_tunnel = mlx5e_get_tc_tun(mirred_dev);
		if (!key.tc_tunnel) {
		NL_SET_ERR_MSG_MOD(extack, "Unsupported tunnel");
		return -EOPNOTSUPP;
		}

		hash_key = hash_encap_info(&key);

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