libfdt: Seval cleanups to parameter checking

David Gibson david at
Tue May 20 16:32:58 EST 2008

On Tue, May 20, 2008 at 04:23:34PM +1000, David Gibson wrote:
> This patch makes a couple of small cleanups to parameter checking of
> libfdt functions.
> 	- In several functions which take a node offset, we use an
> idiom involving fdt_next_tag() first to check that we have indeed been
> given a node offset.  This patch adds a helper function
> _fdt_check_node_offset() to encapsulate this usage of fdt_next_tag().
> - In fdt_rw.c in several places we have the expanded version of the
> RW_CHECK_HEADER() macro for no particular reason.  This patch replaces
> those instances with an invocation of the macro; that's what it's for.
> Signed-off-by: David Gibson <david at>

Blah, sorry, ignore.  Improved version coming.

David Gibson			| I'll have my music baroque, and my code
david AT	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!

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