Message ID | 1569323512-19195-1-git-send-email-lirongqing@baidu.com |
---|---|
State | Accepted |
Delegated to: | David Miller |
Headers | show |
Series | openvswitch: change type of UPCALL_PID attribute to NLA_UNSPEC | expand |
On Tue, Sep 24, 2019 at 4:11 AM Li RongQing <lirongqing@baidu.com> wrote: > > 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@baidu.com> Acked-by: Pravin B Shelar <pshelar@ovn.org> Thanks, Pravin.
> -----邮件原件----- > 发件人: Pravin Shelar [mailto:pshelar@ovn.org] > 发送时间: 2019年9月26日 5:03 > 收件人: Li,Rongqing <lirongqing@baidu.com> > 抄送: Linux Kernel Network Developers <netdev@vger.kernel.org> > 主题: Re: [PATCH] openvswitch: change type of UPCALL_PID attribute to > NLA_UNSPEC > > On Tue, Sep 24, 2019 at 4:11 AM Li RongQing <lirongqing@baidu.com> wrote: > > > > 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@baidu.com> > > Acked-by: Pravin B Shelar <pshelar@ovn.org> > Add a fixes: Fixes: 5cd667b0a456 ("openvswitch: Allow each vport to have an array of 'port_id's") -LI > Thanks, > Pravin.
From: Li RongQing <lirongqing@baidu.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@baidu.com> Applied, and queued up for -stable, thanks.
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c index dde9d762edee..f30e406fbec5 100644 --- a/net/openvswitch/datapath.c +++ b/net/openvswitch/datapath.c @@ -2294,7 +2294,7 @@ static const struct nla_policy vport_policy[OVS_VPORT_ATTR_MAX + 1] = { [OVS_VPORT_ATTR_STATS] = { .len = sizeof(struct ovs_vport_stats) }, [OVS_VPORT_ATTR_PORT_NO] = { .type = NLA_U32 }, [OVS_VPORT_ATTR_TYPE] = { .type = NLA_U32 }, - [OVS_VPORT_ATTR_UPCALL_PID] = { .type = NLA_U32 }, + [OVS_VPORT_ATTR_UPCALL_PID] = { .type = NLA_UNSPEC }, [OVS_VPORT_ATTR_OPTIONS] = { .type = NLA_NESTED }, [OVS_VPORT_ATTR_IFINDEX] = { .type = NLA_U32 }, [OVS_VPORT_ATTR_NETNSID] = { .type = NLA_S32 },
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@baidu.com> --- net/openvswitch/datapath.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)