debian/patches/disable-floppies.patch

   1 From 069e6593fc700d24abc9735d3e7b2888d5143aea Mon Sep 17 00:00:00 2001
   2 From: Colin Watson <cjwatson@debian.org>
   3 Date: Mon, 13 Jan 2014 12:12:54 +0000
   4 Subject: Disable use of floppy devices
   5
   6 An ugly kludge.  Should this be merged upstream?
   7
   8 Author: Robert Millan
   9
  10 Patch-Name: disable-floppies.patch
  11 ---
  12  grub-core/kern/emu/hostdisk.c | 12 ++++++++++++
  13  1 file changed, 12 insertions(+)
  14
  15 diff --git a/grub-core/kern/emu/hostdisk.c b/grub-core/kern/emu/hostdisk.c
  16 index e9ec680cd..8ac523953 100644
  17 --- a/grub-core/kern/emu/hostdisk.c
  18 +++ b/grub-core/kern/emu/hostdisk.c
  19 @@ -532,6 +532,18 @@ read_device_map (const char *dev_map)
  20           continue;
  21         }
  22
  23 +      if (! strncmp (p, "/dev/fd", sizeof ("/dev/fd") - 1))
  24 +       {
  25 +         char *q = p + sizeof ("/dev/fd") - 1;
  26 +         if (*q >= '0' && *q <= '9')
  27 +           {
  28 +             free (map[drive].drive);
  29 +             map[drive].drive = NULL;
  30 +             grub_util_info ("`%s' looks like a floppy drive, skipping", p);
  31 +             continue;
  32 +           }
  33 +       }
  34 +
  35        /* On Linux, the devfs uses symbolic links horribly, and that
  36          confuses the interface very much, so use realpath to expand
  37          symbolic links.  */