[U-Boot] [RFC PATCH 18/20] sandbox: Remove unused variable warnings

[Mike Frysinger]

On Saturday, September 17, 2011 12:48:57 Simon Glass wrote:
> There are a few variables set but not used - this marks these as unused
> for the compiler.

summary says "sandbox:" but i dont think this has anything to do with sandbox.  
you're just using a newer compiler.

> --- a/common/cmd_mem.c
> +++ b/common/cmd_mem.c
>
> -	ulong	addr, length, i, junk;
> +	ulong	addr, length, i, junk __attribute__((unused));

this one is tricky as we just want to read the value from the volatile 
pointer.  i'm guessing do "*longp++;" just adds a different warning ?

> --- a/common/cmd_nvedit.c
> +++ b/common/cmd_nvedit.c
>
> -	int len;
> +	int len __attribute((unused));

this file though looks like we should just delete "len"
-mike
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