powerpc/fadump: cleanup crash memory ranges support

[Michael Ellerman]

On Fri, 2018-08-17 at 20:40:56 UTC, Hari Bathini wrote:
> Commit 1bd6a1c4b80a ("powerpc/fadump: handle crash memory ranges array
> index overflow") changed crash memory ranges to a dynamic array that
> is reallocated on-demand with krealloc(). The relevant header for this
> call was not included. The kernel compiles though. But be cautious and
> add the header anyway.
> 
> Also, memory allocation logic in fadump_add_crash_memory() takes care
> of memory allocation for crash memory ranges in all scenarios. Drop
> unnecessary memory allocation in fadump_setup_crash_memory_ranges().
> 
> Fixes: 1bd6a1c4b80a ("powerpc/fadump: handle crash memory ranges array index overflow")
> Cc: Mahesh Salgaonkar <mahesh at linux.vnet.ibm.com>
> Signed-off-by: Hari Bathini <hbathini at linux.ibm.com>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/a58183138cb72059a0c278f8370a47

cheers