diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index 533f5ff..5fdd6da 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -2837,7 +2837,7 @@
 {
 	int node_id = pvt->mc_node_id;
 	struct mem_ctl_info *mci;
-	int ret;
+	int ret = -ENODEV;
 
 	amd64_read_mc_registers(pvt);