[PATCH] UBI: rename free variable

[Al Viro]

On Fri, Oct 09, 2015 at 05:29:21AM +0200, Heiko Schocher wrote:
> rename free variable into not "free", as "free" prevents
> ubi sources compiling under U-Boot. So rename "free"
> into "pfree" where it is a pointer, and into "freel",
> where it is a free list.

Huh?  If U-Boot has free defined as an object-like macro, it's an outright bug
in U-Boot and it should be fixed there.  If it's something else, it looks like
a toolchain bug.   Details, please...