[dpdk-dev] [PATCH] regex/mlx5: fix RegEx probing error flow

[Ori Kam]

> -----Original Message-----
> From: Michael Baum <michaelba at nvidia.com>
> 
> In RegEx device probing, there is register read trying after context device
> creation.
> 
> When the reading fails, the context device was not freed what caused a
> memory leak.
> 
> Free it.
> 
> Fixes: f324162e8e77 ("regex/mlx5: support combined rule file")
> Cc: stable at dpdk.org
> 
> Signed-off-by: Michael Baum <michaelba at nvidia.com>
> ---
>  drivers/regex/mlx5/mlx5_regex.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/regex/mlx5/mlx5_regex.c
> b/drivers/regex/mlx5/mlx5_regex.c index f17b6df47f..8866a4d0c6 100644
> --- a/drivers/regex/mlx5/mlx5_regex.c
> +++ b/drivers/regex/mlx5/mlx5_regex.c
> @@ -171,7 +171,7 @@ mlx5_regex_dev_probe(struct rte_device *rte_dev)
>  					    MLX5_RXP_CSR_IDENTIFIER, &val);
>  	if (ret) {
>  		DRV_LOG(ERR, "CSR read failed!");
> -		return -1;
> +		goto dev_error;
>  	}
>  	if (val == MLX5_RXP_BF2_IDENTIFIER)
>  		priv->is_bf2 = 1;
> --
> 2.25.1

Thanks,
Acked-by: Ori Kam <orika at nvidia.com>