Re: net: fix routing encapsulated packets when binding a socket to a tunnel interface

[David Miller]

From: lifonghsu <lifonghsu@xxxxxxxxxxxx>
Date: Mon, 01 Apr 2019 11:00:22 +0800

> Since we are not sure whether there is any code referring to the
> value of skb_iff in transmit site or not, it is risky to set an
> invalid interface

If you are no confident in how the value is used on TX, then I can't
consider your change with confidence either.

Think about what you are saying to me here.  You basically do not know
whether you are adding a bug or not.