[PATCH 02/10] utilfdt_read: pass back up the length of data read

[Mike Frysinger]

On Monday 15 April 2013 00:58:38 David Gibson wrote:
> On Wed, Apr 10, 2013 at 02:29:07PM -0400, Mike Frysinger wrote:
> > For a follow up commit, we want to be able to scan the buffer that was
> > returned to us.  In order to do that safely, we need to know how big
> > the buffer actually is, so pass that back if requested.
> 
> Rather than changing all the callers, I'd prefer to see a new function
> implemented.  The existing utilfdt_read(), which assumes the caller
> can get the size from the fdt header, can be reimplemented in terms of
> the version returning the length.

ok, i've added stub funcs that take a _len param and rebase the existing ones 
on top of that
-mike
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