[LTP] [PATCH] safe_macros: Fix confusing safe_read() failure output

[Cyril Hrubis]

Hi!
> Reviewed-by: Petr Vorel <pvorel@suse.cz>
> 
> Please merge it directly (ideally with link to this discussion on lore).

Done, thanks.

-- 
Cyril Hrubis
chrubis@suse.cz