diff --git a/mm/nobootmem.c b/mm/nobootmem.c
index 17c8902..f73f298 100644
--- a/mm/nobootmem.c
+++ b/mm/nobootmem.c
@@ -116,23 +116,26 @@
 static unsigned long __init free_low_memory_core_early(void)
 {
 	unsigned long count = 0;
-	phys_addr_t start, end, size;
+	phys_addr_t start, end;
 	u64 i;
 
 	for_each_free_mem_range(i, NUMA_NO_NODE, &start, &end, NULL)
 		count += __free_memory_core(start, end);
 
-	/* Free memblock.reserved array if it was allocated */
-	size = get_allocated_memblock_reserved_regions_info(&start);
-	if (size)
-		count += __free_memory_core(start, start + size);
-
 #ifdef CONFIG_ARCH_DISCARD_MEMBLOCK
+	{
+		phys_addr_t size;
 
-	/* Free memblock.memory array if it was allocated */
-	size = get_allocated_memblock_memory_regions_info(&start);
-	if (size)
-		count += __free_memory_core(start, start + size);
+		/* Free memblock.reserved array if it was allocated */
+		size = get_allocated_memblock_reserved_regions_info(&start);
+		if (size)
+			count += __free_memory_core(start, start + size);
+
+		/* Free memblock.memory array if it was allocated */
+		size = get_allocated_memblock_memory_regions_info(&start);
+		if (size)
+			count += __free_memory_core(start, start + size);
+	}
 #endif
 
 	return count;