[U-Boot] [V4] arm: Fix to mistake clean the memory space

[Albert ARIBAUD]

Hi Zhong Hongbo,

On Sat,  7 Jul 2012 21:24:33 +0800, Zhong Hongbo <bocui107 at gmail.com> wrote:
> From: Zhong Hongbo <bocui107 at gmail.com>
> 
> In currently, when __bss_start is equal to __bss_end__,
> The bss loop will clear all the things in memory space.
> 
> But just only when __bss_end__ greater than __bss_start__,
> we do the clear bss section operation.
> 
> Signed-off-by: Zhong Hongbo <bocui107 at gmail.com>
> ---
> Change for V1
> 	- Fixed bss clear operation, no just skip it.
> 	- Adjust the commit information
> Change for V2
> 	- Modify all the bss clean operation for arm platform
> 	- Adjust the title
> Change for V3
> 	- Modify the history information and the tag ot the patch
> ---

Applied to u-boot-arm/master, thanks.

Amicalement,
-- 
Albert.