[v2] edac: fix skx_edac build error when ACPI_NFIT=m

[Borislav Petkov <bp@alien8.de>]

On Sun, May 13, 2018 at 10:35:44AM -0700, Randy Dunlap wrote:
> From: Randy Dunlap <rdunlap@infradead.org>
> 
> Prevent build error when CONFIG_ACPI_NFIT=m and CONFIG_EDAC_SKX=y
> by limiting EDAC_SKX based on how ACPI_NFIT is set.
> 
> Fixes this build error:
> drivers/edac/skx_edac.o: In function `get_nvdimm_info':
> ../drivers/edac/skx_edac.c:399: undefined reference to `nfit_get_smbios_id'
> 
> Fixes: 58ca9ac1463d ("EDAC, skx_edac: Detect non-volatile DIMMs")
> 
> Reported-by: kbuild test robot <lkp@intel.com>
> Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
> Cc: Tony Luck <tony.luck@intel.com>
> Cc: Borislav Petkov <bp@alien8.de>
> Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
> Cc: stable@vger.kernel.org
> ---
>  drivers/edac/Kconfig |    1 +
>  1 file changed, 1 insertion(+)
> 
> v2: add comment in Kconfig file
> 
> --- lnx-417-rc4.orig/drivers/edac/Kconfig
> +++ lnx-417-rc4/drivers/edac/Kconfig
> @@ -232,6 +232,7 @@ config EDAC_SBRIDGE
>  config EDAC_SKX
>  	tristate "Intel Skylake server Integrated MC"
>  	depends on PCI && X86_64 && X86_MCE_INTEL && PCI_MMCONFIG
> +	depends on ACPI_NFIT || !ACPI_NFIT # if ACPI_NFIT=m, EDAC_SKX can't be y
>  	select DMI
>  	help
>  	  Support for error detection and correction the Intel
---

Applied, thanks.