pvepatches/biosdisk.c-Check-disk-size-sanity.patch

   1 From 4200ad44fe782193a397bd0f0ab72283a6d25e89 Mon Sep 17 00:00:00 2001
   2 From: Vladimir Serbinenko <phcoder@gmail.com>
   3 Date: Tue, 20 Jan 2015 14:10:34 +0000
   4 Subject:        * grub-core/disk/i386/pc/biosdisk.c: Check disk size sanity.
   5
   6 ---
   7 diff --git a/grub-core/disk/i386/pc/biosdisk.c b/grub-core/disk/i386/pc/biosdisk.c
   8 index 6b21525..26a4973 100644
   9 --- a/grub-core/disk/i386/pc/biosdisk.c
  10 +++ b/grub-core/disk/i386/pc/biosdisk.c
  11 @@ -419,6 +419,11 @@ grub_biosdisk_open (const char *name, grub_disk_t disk)
  12             }
  13          }
  14
  15 +      if (data->sectors == 0)
  16 +       data->sectors = 63;
  17 +      if (data->heads == 0)
  18 +       data->heads = 255;
  19 +
  20        if (! total_sectors)
  21          total_sectors = data->cylinders * data->heads * data->sectors;
  22      }
  23 --
  24 cgit v0.9.0.2