Re: [PATCH] netlink: get rid of the useless function of nlmsg_get_pos()

From: <redacted>
Date: Thu, 25 Oct 2012 18:00:08 +0800

From: Hans Zhang <redacted>

This function just report the pointer of skb->tail, and there's only
one use in the kernel.

Signed-off-by: Hans Zhang <redacted>

I'm not applying this.

It is obviously useful to somebody, otherwise you wouldn't need
to do anything other than remove the implementation.

It provides an implicit cast, and in that sense it's useful.