netdev - Re: [PATCH] openvswitch: change type of UPCALL_PID attribute to NLA

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Date:   Thu, 26 Sep 2019 09:33:20 +0200 (CEST)
From:   David Miller <davem@...emloft.net>
To:     lirongqing@...du.com
Cc:     netdev@...r.kernel.org, pshelar@....org
Subject: Re: [PATCH] openvswitch: change type of UPCALL_PID attribute to
 NLA_UNSPEC

From: Li RongQing <lirongqing@...du.com>
Date: Tue, 24 Sep 2019 19:11:52 +0800

> userspace openvswitch patch "(dpif-linux: Implement the API
> functions to allow multiple handler threads read upcall)"
> changes its type from U32 to UNSPEC, but leave the kernel
> unchanged
> 
> and after kernel 6e237d099fac "(netlink: Relax attr validation
> for fixed length types)", this bug is exposed by the below
> warning
> 
> 	[   57.215841] netlink: 'ovs-vswitchd': attribute type 5 has an invalid length.
> 
> Signed-off-by: Li RongQing <lirongqing@...du.com>

Applied, and queued up for -stable, thanks.