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From: Colin Watson <cjwatson@debian.org>
Date: Mon, 13 Jan 2014 12:12:54 +0000
Subject: Disable use of floppy devices
An ugly kludge. Should this be merged upstream?
Author: Robert Millan
Patch-Name: disable-floppies.patch
---
grub-core/kern/emu/hostdisk.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/grub-core/kern/emu/hostdisk.c b/grub-core/kern/emu/hostdisk.c
index 0e6eebd..3e39fc6 100644
--- a/grub-core/kern/emu/hostdisk.c
+++ b/grub-core/kern/emu/hostdisk.c
@@ -532,6 +532,18 @@ read_device_map (const char *dev_map)
continue;
}
+ if (! strncmp (p, "/dev/fd", sizeof ("/dev/fd") - 1))
+ {
+ char *q = p + sizeof ("/dev/fd") - 1;
+ if (*q >= '0' && *q <= '9')
+ {
+ free (map[drive].drive);
+ map[drive].drive = NULL;
+ grub_util_info ("`%s' looks like a floppy drive, skipping", p);
+ continue;
+ }
+ }
+
/* On Linux, the devfs uses symbolic links horribly, and that
confuses the interface very much, so use realpath to expand
symbolic links. */
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