On Wed, Oct 16, 2019 at 5:56 AM <xiangxia.m....@gmail.com> wrote:
>
> From: Tonghao Zhang <xiangxia.m....@gmail.com>
>
> Unlocking of a not locked mutex is not allowed.
> Other kernel thread may be in critical section while
> we unlock it because of setting user_feature fail.
>
> Fixes: 95a7233c4 ("net: openvswitch: Set OvS recirc_id from tc chain index")
> Cc: Paul Blakey <pa...@mellanox.com>
> Signed-off-by: Tonghao Zhang <xiangxia.m....@gmail.com>
> Tested-by: Greg Rose <gvrose8...@gmail.com>
> ---

LGTM
Acked-by: William Tu <u9012...@gmail.com>


>  net/openvswitch/datapath.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
> index 9fea7e1..aeb76e4 100644
> --- a/net/openvswitch/datapath.c
> +++ b/net/openvswitch/datapath.c
> @@ -1657,6 +1657,7 @@ static int ovs_dp_cmd_new(struct sk_buff *skb, struct 
> genl_info *info)
>                                 ovs_dp_reset_user_features(skb, info);
>                 }
>
> +               ovs_unlock();
>                 goto err_destroy_meters;
>         }
>
> @@ -1673,7 +1674,6 @@ static int ovs_dp_cmd_new(struct sk_buff *skb, struct 
> genl_info *info)
>         return 0;
>
>  err_destroy_meters:
> -       ovs_unlock();
>         ovs_meters_exit(dp);
>  err_destroy_ports_array:
>         kfree(dp->ports);
> --
> 1.8.3.1
>
> _______________________________________________
> dev mailing list
> d...@openvswitch.org
> https://mail.openvswitch.org/mailman/listinfo/ovs-dev

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