PERFORCE change 15640 for review

[Chris Costello]

On Wednesday, August 07, 2002, Robert Watson wrote:
> 	Fix (I believe) support for the trusted_interfaces variable by
> 	bzero'ing a buffer in the stack to truncate strings by default.
> 
> Differences ...
> 
> ==== //depot/projects/trustedbsd/mac/sys/security/mac_biba/mac_biba.c#94 (text+ko) ====
> 
> @@ -980,6 +980,7 @@
>  	    !strvalid(trusted_interfaces, sizeof(trusted_interfaces)))
>  		goto set;
>  
> +	bzero(tiflist, sizeof(tiflist));
>  	for (p = trusted_interfaces, q = tiflist; *p != '\0'; p++, q++)
>  		if(*p != ' ' && *p != '\t')
>  			*q = *p;

   I wonder if just placing

   *++p = '\0';

   wouldn't be better and/or faster, instead of zeroing the whole
thing beforehand...

-- 
Chris Costello                                <chris at FreeBSD.org>
FreeBSD Project                           http://www.FreeBSD.org/
TrustedBSD Project                     http://www.TrustedBSD.org/
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