[dpdk-dev] [PATCH] net/mlx5: raw encap data cannot be empty
Dekel Peled
dekelp at mellanox.com
Thu Aug 22 10:49:17 CEST 2019
> -----Original Message-----
> From: Xiaoyu Min <jackmin at mellanox.com>
> Sent: Tuesday, August 20, 2019 12:47 PM
> To: Shahaf Shuler <shahafs at mellanox.com>; Yongseok Koh
> <yskoh at mellanox.com>; Slava Ovsiienko <viacheslavo at mellanox.com>
> Cc: dev at dpdk.org; Dekel Peled <dekelp at mellanox.com>
> Subject: [PATCH] net/mlx5: raw encap data cannot be empty
>
> For the rte_flow_action_raw_encap, the header defination for
> encapsulation must be available, otherwise it will lead to crash on some OFED
> versions and logically it should be rejected.
>
> Fixes: 8ba9eee4ce32 ("net/mlx5: add raw data encap/decap to Direct Verbs")
> Cc: dekelp at mellanox.com
>
> Signed-off-by: Xiaoyu Min <jackmin at mellanox.com>
> ---
> drivers/net/mlx5/mlx5_flow_dv.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/drivers/net/mlx5/mlx5_flow_dv.c
> b/drivers/net/mlx5/mlx5_flow_dv.c index 21faa98ec3..41500bc109 100644
> --- a/drivers/net/mlx5/mlx5_flow_dv.c
> +++ b/drivers/net/mlx5/mlx5_flow_dv.c
> @@ -949,6 +949,8 @@ flow_dv_validate_action_raw_encap(uint64_t
> action_flags,
> const struct rte_flow_attr *attr,
> struct rte_flow_error *error)
> {
> + const struct rte_flow_action_raw_encap *raw_encap =
> + (const struct rte_flow_action_raw_encap *)action->conf;
> if (!(action->conf))
> return rte_flow_error_set(error, EINVAL,
> RTE_FLOW_ERROR_TYPE_ACTION,
> action, @@ -970,6 +972,10 @@
> flow_dv_validate_action_raw_encap(uint64_t action_flags,
> NULL,
> "encap action not supported for "
> "ingress");
> + if (!raw_encap->size || !raw_encap->data)
> + return rte_flow_error_set(error, EINVAL,
> + RTE_FLOW_ERROR_TYPE_ACTION,
> action,
> + "raw encap data cannot be empty");
> return 0;
> }
>
> --
> 2.21.0
Acked-by: Dekel Peled <dekelp at mellanox.com>
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