diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.h b/drivers/scsi/megaraid/megaraid_sas_fusion.h
index 66e13b74fcdc..df92d4369e04 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.h
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.h
@@ -1182,7 +1182,7 @@ struct MR_DRV_RAID_MAP {
 		devHndlInfo[MAX_RAIDMAP_PHYSICAL_DEVICES_DYN];
 	u16 ldTgtIdToLd[MAX_LOGICAL_DRIVES_DYN];
 	struct MR_ARRAY_INFO arMapInfo[MAX_API_ARRAYS_DYN];
-	struct MR_LD_SPAN_MAP      ldSpanMap[1];
+	struct MR_LD_SPAN_MAP      ldSpanMap[];
 
 };
 
@@ -1193,7 +1193,7 @@ struct MR_DRV_RAID_MAP {
 struct MR_DRV_RAID_MAP_ALL {
 
 	struct MR_DRV_RAID_MAP raidMap;
-	struct MR_LD_SPAN_MAP ldSpanMap[MAX_LOGICAL_DRIVES_DYN - 1];
+	struct MR_LD_SPAN_MAP ldSpanMap[MAX_LOGICAL_DRIVES_DYN];
 } __packed;