[U-Boot] [Patch] Fix compiler warning vcxk

[Jens Scharsig]

Anatolij Gustschin wrote:
> 
> Please note that comments to the patch should go below "---"
> line so that they do not appear in the commit message, e.g.
> in this case:
> 
> This patch will
> 
> * FIX: bus_vcxk.c:383: warning: unused variable 'lineptr'
> 
> Your SOB
> ---
> Here is the place for comments which should not appear in
> the commit log, in this case this is:
> 
> "My new video driver vcxk produce a compiler warning.
> 

I think the http://www.denx.de/wiki/U-Boot/Patches is a good 
place to describe such basic things. Especially for people 
who publish their first patch.

Best regard

Jens