[PATCH 4.18 01/22] EDAC: Add missing MEM_LRDDR4 entry in edac_mem_types[]

Greg Kroah-Hartman
2018-08-23T09:10:46Z

From: Takashi Iwai <tiwai@suse.de>

commit b748f2de4b2f578599f46c6000683a8da755bf68 upstream.

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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
drivers/edac/edac_mc.c | 1 +
1 file changed, 1 insertion(+)

--- 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);