1 files changed, 4 insertions, 1 deletions

diff --git a/arch/x86/mach-default/setup.c b/arch/x86/mach-default/setup.c
index 38a856c4fc07..56b4c39cb7fa 100644
--- a/arch/x86/mach-default/setup.c
+++ b/arch/x86/mach-default/setup.c
@@ -153,6 +153,7 @@ late_initcall(print_ipi_mode);
 char * __init machine_specific_memory_setup(void)
 {
         char *who;
+        int new_nr;
 
 
         who = "BIOS-e820";
@@ -163,9 +164,11 @@ char * __init machine_specific_memory_setup(void)
          * Otherwise fake a memory map; one section from 0k->640k,
          * the next section from 1mb->appropriate_mem_k
          */
+        new_nr = boot_params.e820_entries;
         sanitize_e820_map(boot_params.e820_map,
                         ARRAY_SIZE(boot_params.e820_map),
-                        &boot_params.e820_entries);
+                        &new_nr);
+        boot_params.e820_entries = new_nr;
         if (copy_e820_map(boot_params.e820_map, boot_params.e820_entries)
             < 0) {
                 unsigned long mem_size;