Don't inadvertently unmount large block devices (fdo #48155)

Signed-off-by: David Zeuthen <davidz@redhat.com>
This commit is contained in:
David Zeuthen 2012-04-03 11:28:47 -04:00
parent 0c54bf75af
commit 807f1fa07f
2 changed files with 47 additions and 1 deletions

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@ -0,0 +1,40 @@
From 5dd2ef0710584626f81a89b81180fa81d04b6956 Mon Sep 17 00:00:00 2001
From: Edward Sheldrake <ejsheldrake@gmail.com>
Date: Sun, 1 Apr 2012 15:58:08 +0100
Subject: [PATCH] Fix unmounting large disks when not asked to
udisks2 was "Cleaning up mount point" claiming the device no longer existed.
Disk size may be larger than INT_MAX for large disks.
https://bugs.freedesktop.org/show_bug.cgi?id=48155
Signed-off-by: David Zeuthen <davidz@redhat.com>
---
src/udiskscleanup.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/udiskscleanup.c b/src/udiskscleanup.c
index b5b61c1..9daa980 100644
--- a/src/udiskscleanup.c
+++ b/src/udiskscleanup.c
@@ -605,7 +605,7 @@ udisks_cleanup_check_mounted_fs_entry (UDisksCleanup *cleanup,
/* if umounting, issue 'change' event on the device after unmounting it */
change_sysfs_path = g_strdup (g_udev_device_get_sysfs_path (udev_device));
- if (g_udev_device_get_sysfs_attr_as_int (udev_device, "size") > 0)
+ if (g_udev_device_get_sysfs_attr_as_uint64 (udev_device, "size") > 0)
{
/* for partition, also check enclosing device */
if (g_strcmp0 (g_udev_device_get_devtype (udev_device), "partition") == 0)
@@ -614,7 +614,7 @@ udisks_cleanup_check_mounted_fs_entry (UDisksCleanup *cleanup,
udev_device_disk = g_udev_device_get_parent_with_subsystem (udev_device, "block", "disk");
if (udev_device_disk != NULL)
{
- if (g_udev_device_get_sysfs_attr_as_int (udev_device_disk, "size") > 0)
+ if (g_udev_device_get_sysfs_attr_as_uint64 (udev_device_disk, "size") > 0)
{
device_exists = TRUE;
}
--
1.7.9.3

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@ -8,7 +8,7 @@
Summary: Disk Manager
Name: udisks2
Version: 1.93.0
Release: 1%{?dist}
Release: 2%{?dist}
License: GPLv2+
Group: System Environment/Libraries
URL: http://www.freedesktop.org/wiki/Software/udisks
@ -51,6 +51,8 @@ Requires: acl
# for /proc/self/mountinfo, only available in 2.6.26 or higher
Conflicts: kernel < 2.6.26
Patch0: udisks-1.93.0-fix-unmounting-large-disks.patch
%description
udisks provides a daemon, D-Bus API and command line tools for
managing disks and storage devices. This package is for the udisks 2.x
@ -80,6 +82,7 @@ daemon. This package is for the udisks 2.x series.
%prep
%setup -q -n udisks-%{version}
%patch0 -p1
%build
%configure --enable-gtk-doc
@ -137,6 +140,9 @@ rm -f $RPM_BUILD_ROOT%{_libdir}/*.a
# Note: please don't forget the %{?dist} in the changelog. Thanks
%changelog
* Tue Apr 03 2012 David Zeuthen <davidz@redhat.com> - 1.93.0-2%{?dist}
- Don't inadvertently unmount large block devices (fdo #48155)
* Mon Mar 05 2012 David Zeuthen <davidz@redhat.com> - 1.93.0-1%{?dist}
- Update to release 1.93.0