diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c
index bdd9477f937c9af59cea61aa8f5f38a2c8baafc8..e80826e6f3a97caeb059cead5067aa8b3e6148d2 100644
--- a/arch/x86/platform/efi/efi.c
+++ b/arch/x86/platform/efi/efi.c
@@ -235,10 +235,10 @@ void __init efi_print_memmap(void)
 		char buf[64];
 
 		md = p;
-		pr_info("mem%02u: %s range=[0x%016llx-0x%016llx) (%lluMB)\n",
+		pr_info("mem%02u: %s range=[0x%016llx-0x%016llx] (%lluMB)\n",
 			i, efi_md_typeattr_format(buf, sizeof(buf), md),
 			md->phys_addr,
-			md->phys_addr + (md->num_pages << EFI_PAGE_SHIFT),
+			md->phys_addr + (md->num_pages << EFI_PAGE_SHIFT) - 1,
 			(md->num_pages >> (20 - EFI_PAGE_SHIFT)));
 	}
 #endif  /*  EFI_DEBUG  */