Re: [PATCH v5] net: ip, diag -- Add diag interface for raw sockets

From: Jamal Hadi Salim
Date: Wed Sep 28 2016 - 08:10:05 EST

On 16-09-28 08:07 AM, David Miller wrote:

Right, it would be legal for an existing user to have code that
explicitly initializes every member of the structure, including 'pad'.
So we have to keep that member around, at a minimum, for their sake.

I think we need to start labelling any new pad fields added as
"Not UAPI. Do not fsck fondle this".