Re: [PATCH 6/7] sunrpc: clean up sparse endianness warnings in gss_krb5_wrap.c

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On Tue, Jul 15, 2014 at 01:36:14PM -0400, Jeff Layton wrote:
> > >  
> > > +	*(__be16 *)(ptr + 2) = (__force __be16)cpu_to_le16(kctx->gk5e->signalg);
> > 
> > This looks silly.  This should be:
> > 
> > 	*(__le16 *)(ptr + 2) = cpu_to_le16(kctx->gk5e->signalg);
> > 
> > Maybe with a comment somewhere explaining why we're doing little endian
> > encoding here if it's not obvious from the surrounding code.
> > 
> 
> The spec doesn't really define these as little-endian values, it's just
> an opaque series of bytes that the kernel implementation happens to
> handle as little-endian (see RFC 1964, section 1.2.1). Maybe I should
> reverse the bytes and we can just make that cpu_to_be16 instead?

Sounds okay to me.

> So the code is correct, AFAICT -- it's just odd...

It might be correct, but with the added cast it's simply too ugly to
live.

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