[OpenWrt-Devel] [PATCH] interface-ip: fix find locally addressable target for p2p

Tan Xiaofan xfan1024 at live.com
Thu May 16 11:00:47 PDT 2019


Hi, the email replace TAB with SPACE, so apply failed.
So, I put the patch file in my server

	http://167.88.124.64/0001-interface-ip-fix-find-locally-addressable-target-for.patch

>  
> Hi
> 
> On Thu, May 16, 2019 at 5:09 PM Tan Xiaofan <xfan1024 at live.com> wrote:
> >
> > Hi, I add some explanation to the patch
> >
> > From 57007eef77f266e40640a2c76aabd56fd37553f7 Mon Sep 17 00:00:00 2001
> > From: xiaofan <xfan1024 at live.com>
> > Date: Thu, 16 May 2019 21:12:47 +0800
> > Subject: [PATCH] interface-ip: fix find locally addressable target for p2p
> >
> > In case of tunnel over PPP(such as gretap over l2tp): tunnel interface
> > use PPP's peer address as remote address, netifd script will call
> > proto_add_host_dependency function, then netifd will search which device
> > can reach to the remote address. Before the patch, netifd don't consider
> > the PPP interface can reach to the remote address, so netifd will select
> > default route to remote address, it will lead to remote address unreachable.
> The patch fails to apply with the updated commit description; please
> resend after you've created the patch via git format-patch with the
> updated git commit description
> 
> Hans
> >
> > Signed-off-by: xiaofan <xfan1024 at live.com>
> > ---
> >  interface-ip.c | 3 +++
> >  1 file changed, 3 insertions(+)
> >
> > diff --git a/interface-ip.c b/interface-ip.c
> > index 6900cd7..8d5587c 100644
> > --- a/interface-ip.c
> > +++ b/interface-ip.c
> > @@ -196,6 +196,9 @@ __find_ip_addr_target(struct interface_ip_settings *ip, union if_addr *a, bool v
> >	if (v6 != ((addr->flags & DEVADDR_FAMILY) == DEVADDR_INET6))
> >	 continue;
> >
> > +  if (!v6 && addr->point_to_point && a->in.s_addr == addr->point_to_point)
> > +   return true;
> > +
> >	/* Handle offlink addresses correctly */
> >	unsigned int mask = addr->mask;
> >	if ((addr->flags & DEVADDR_FAMILY) == DEVADDR_INET6 &&
> > --
> > 2.17.1
> >
> >
> >
> >


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