From b748f2de4b2f578599f46c6000683a8da755bf68 Mon Sep 17 00:00:00 2001
From: Takashi Iwai <tiwai@suse.de>
Date: Fri, 10 Aug 2018 16:14:26 +0200
Subject: [PATCH] EDAC: Add missing MEM_LRDDR4 entry in edac_mem_types[]

The edac_mem_types[] array misses a MEM_LRDDR4 entry, which leads to
NULL pointer dereference when accessed via sysfs or such.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: Yazen Ghannam <Yazen.Ghannam@amd.com>
Cc: linux-edac <linux-edac@vger.kernel.org>
Cc: <stable@vger.kernel.org>
Link: http://lkml.kernel.org/r/20180810141426.8918-1-tiwai@suse.de
Fixes: 1e8096bb2031 ("EDAC: Add LRDDR4 DRAM type")
Signed-off-by: Borislav Petkov <bp@suse.de>
---
 drivers/edac/edac_mc.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c
index 3bb82e511eca..7d3edd713932 100644
--- a/drivers/edac/edac_mc.c
+++ b/drivers/edac/edac_mc.c
@@ -215,6 +215,7 @@ const char * const edac_mem_types[] = {
 	[MEM_LRDDR3]	= "Load-Reduced-DDR3-RAM",
 	[MEM_DDR4]	= "Unbuffered-DDR4",
 	[MEM_RDDR4]	= "Registered-DDR4",
+	[MEM_LRDDR4]	= "Load-Reduced-DDR4-RAM",
 	[MEM_NVDIMM]	= "Non-volatile-RAM",
 };
 EXPORT_SYMBOL_GPL(edac_mem_types);