--- zzzz-none-000/linux-3.10.107/arch/sh/mm/numa.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/sh/mm/numa.c	2021-02-04 17:41:59.000000000 +0000
@@ -31,10 +31,10 @@
 	unsigned long bootmem_paddr;
 
 	/* Don't allow bogus node assignment */
-	BUG_ON(nid > MAX_NUMNODES || nid <= 0);
+	BUG_ON(nid >= MAX_NUMNODES || nid <= 0);
 
-	start_pfn = start >> PAGE_SHIFT;
-	end_pfn = end >> PAGE_SHIFT;
+	start_pfn = PFN_DOWN(start);
+	end_pfn = PFN_DOWN(end);
 
 	pmb_bolt_mapping((unsigned long)__va(start), start, end - start,
 			 PAGE_KERNEL);