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| author | Greg Kroah-Hartman <gregkh@suse.de> | 2011-05-10 15:34:16 -0700 |
|---|---|---|
| committer | Eric Paris <eparis@redhat.com> | 2011-05-11 12:58:09 -0400 |
| commit | 7a627e3b9a2bd0f06945bbe64bcf403e788ecf6e (patch) | |
| tree | 5d79dfee7868debdf428640477adce32be10968f /security | |
| parent | 2875fa00830be62431f5ac22d8f85d57f9fa3033 (diff) | |
| download | lwn-7a627e3b9a2bd0f06945bbe64bcf403e788ecf6e.tar.gz lwn-7a627e3b9a2bd0f06945bbe64bcf403e788ecf6e.zip | |
SELINUX: add /sys/fs/selinux mount point to put selinuxfs
In the interest of keeping userspace from having to create new root
filesystems all the time, let's follow the lead of the other in-kernel
filesystems and provide a proper mount point for it in sysfs.
For selinuxfs, this mount point should be in /sys/fs/selinux/
Cc: Stephen Smalley <sds@tycho.nsa.gov>
Cc: James Morris <jmorris@namei.org>
Cc: Eric Paris <eparis@parisplace.org>
Cc: Lennart Poettering <mzerqung@0pointer.de>
Cc: Daniel J Walsh <dwalsh@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
[include kobject.h - Eric Paris]
[use selinuxfs_obj throughout - Eric Paris]
Signed-off-by: Eric Paris <eparis@redhat.com>
Diffstat (limited to 'security')
| -rw-r--r-- | security/selinux/selinuxfs.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/security/selinux/selinuxfs.c b/security/selinux/selinuxfs.c index 973f5a4a6fce..fde4e9d64bfd 100644 --- a/security/selinux/selinuxfs.c +++ b/security/selinux/selinuxfs.c @@ -28,6 +28,7 @@ #include <linux/percpu.h> #include <linux/audit.h> #include <linux/uaccess.h> +#include <linux/kobject.h> /* selinuxfs pseudo filesystem for exporting the security policy API. Based on the proc code and the fs/nfsd/nfsctl.c code. */ @@ -1909,6 +1910,7 @@ static struct file_system_type sel_fs_type = { }; struct vfsmount *selinuxfs_mount; +static struct kobject *selinuxfs_kobj; static int __init init_sel_fs(void) { @@ -1916,9 +1918,16 @@ static int __init init_sel_fs(void) if (!selinux_enabled) return 0; + + selinuxfs_kobj = kobject_create_and_add("selinux", fs_kobj); + if (!selinuxfs_kobj) + return -ENOMEM; + err = register_filesystem(&sel_fs_type); - if (err) + if (err) { + kobject_put(selinuxfs_kobj); return err; + } selinuxfs_mount = kern_mount(&sel_fs_type); if (IS_ERR(selinuxfs_mount)) { @@ -1935,6 +1944,7 @@ __initcall(init_sel_fs); #ifdef CONFIG_SECURITY_SELINUX_DISABLE void exit_sel_fs(void) { + kobject_put(selinuxfs_kobj); unregister_filesystem(&sel_fs_type); } #endif |