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authorPaul Moore <paul.moore@hp.com>2009-03-27 17:10:41 -0400
committerJames Morris <jmorris@namei.org>2009-03-28 15:01:37 +1100
commit58bfbb51ff2b0fdc6c732ff3d72f50aa632b67a2 (patch)
tree41132587adbb6816b56b9d28105826b8ef0fd7b9 /security/selinux/selinuxfs.c
parent389fb800ac8be2832efedd19978a2b8ced37eb61 (diff)
downloadop-kernel-dev-58bfbb51ff2b0fdc6c732ff3d72f50aa632b67a2.zip
op-kernel-dev-58bfbb51ff2b0fdc6c732ff3d72f50aa632b67a2.tar.gz
selinux: Remove the "compat_net" compatibility code
The SELinux "compat_net" is marked as deprecated, the time has come to finally remove it from the kernel. Further code simplifications are likely in the future, but this patch was intended to be a simple, straight-up removal of the compat_net code. Signed-off-by: Paul Moore <paul.moore@hp.com> Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'security/selinux/selinuxfs.c')
-rw-r--r--security/selinux/selinuxfs.c68
1 files changed, 0 insertions, 68 deletions
diff --git a/security/selinux/selinuxfs.c b/security/selinux/selinuxfs.c
index d3c8b98..2d5136e 100644
--- a/security/selinux/selinuxfs.c
+++ b/security/selinux/selinuxfs.c
@@ -47,8 +47,6 @@ static char *policycap_names[] = {
unsigned int selinux_checkreqprot = CONFIG_SECURITY_SELINUX_CHECKREQPROT_VALUE;
-int selinux_compat_net = 0;
-
static int __init checkreqprot_setup(char *str)
{
unsigned long checkreqprot;
@@ -58,16 +56,6 @@ static int __init checkreqprot_setup(char *str)
}
__setup("checkreqprot=", checkreqprot_setup);
-static int __init selinux_compat_net_setup(char *str)
-{
- unsigned long compat_net;
- if (!strict_strtoul(str, 0, &compat_net))
- selinux_compat_net = compat_net ? 1 : 0;
- return 1;
-}
-__setup("selinux_compat_net=", selinux_compat_net_setup);
-
-
static DEFINE_MUTEX(sel_mutex);
/* global data for booleans */
@@ -450,61 +438,6 @@ static const struct file_operations sel_checkreqprot_ops = {
.write = sel_write_checkreqprot,
};
-static ssize_t sel_read_compat_net(struct file *filp, char __user *buf,
- size_t count, loff_t *ppos)
-{
- char tmpbuf[TMPBUFLEN];
- ssize_t length;
-
- length = scnprintf(tmpbuf, TMPBUFLEN, "%d", selinux_compat_net);
- return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);
-}
-
-static ssize_t sel_write_compat_net(struct file *file, const char __user *buf,
- size_t count, loff_t *ppos)
-{
- char *page;
- ssize_t length;
- int new_value;
-
- length = task_has_security(current, SECURITY__LOAD_POLICY);
- if (length)
- return length;
-
- if (count >= PAGE_SIZE)
- return -ENOMEM;
- if (*ppos != 0) {
- /* No partial writes. */
- return -EINVAL;
- }
- page = (char *)get_zeroed_page(GFP_KERNEL);
- if (!page)
- return -ENOMEM;
- length = -EFAULT;
- if (copy_from_user(page, buf, count))
- goto out;
-
- length = -EINVAL;
- if (sscanf(page, "%d", &new_value) != 1)
- goto out;
-
- if (new_value) {
- printk(KERN_NOTICE
- "SELinux: compat_net is deprecated, please use secmark"
- " instead\n");
- selinux_compat_net = 1;
- } else
- selinux_compat_net = 0;
- length = count;
-out:
- free_page((unsigned long) page);
- return length;
-}
-static const struct file_operations sel_compat_net_ops = {
- .read = sel_read_compat_net,
- .write = sel_write_compat_net,
-};
-
/*
* Remaining nodes use transaction based IO methods like nfsd/nfsctl.c
*/
@@ -1665,7 +1598,6 @@ static int sel_fill_super(struct super_block *sb, void *data, int silent)
[SEL_DISABLE] = {"disable", &sel_disable_ops, S_IWUSR},
[SEL_MEMBER] = {"member", &transaction_ops, S_IRUGO|S_IWUGO},
[SEL_CHECKREQPROT] = {"checkreqprot", &sel_checkreqprot_ops, S_IRUGO|S_IWUSR},
- [SEL_COMPAT_NET] = {"compat_net", &sel_compat_net_ops, S_IRUGO|S_IWUSR},
[SEL_REJECT_UNKNOWN] = {"reject_unknown", &sel_handle_unknown_ops, S_IRUGO},
[SEL_DENY_UNKNOWN] = {"deny_unknown", &sel_handle_unknown_ops, S_IRUGO},
/* last one */ {""}
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