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Diffstat (limited to 'security')
-rw-r--r--security/selinux/selinuxfs.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/security/selinux/selinuxfs.c b/security/selinux/selinuxfs.c
index 097bc040955..aca099aa2ed 100644
--- a/security/selinux/selinuxfs.c
+++ b/security/selinux/selinuxfs.c
@@ -105,6 +105,7 @@ enum sel_inos {
static unsigned long sel_last_ino = SEL_INO_NEXT - 1;
#define SEL_INITCON_INO_OFFSET 0x01000000
+#define SEL_BOOL_INO_OFFSET 0x02000000
#define SEL_INO_MASK 0x00ffffff
#define TMPBUFLEN 12
@@ -782,8 +783,6 @@ static struct inode *sel_make_inode(struct super_block *sb, int mode)
return ret;
}
-#define BOOL_INO_OFFSET 30
-
static ssize_t sel_read_bool(struct file *filep, char __user *buf,
size_t count, loff_t *ppos)
{
@@ -811,14 +810,14 @@ static ssize_t sel_read_bool(struct file *filep, char __user *buf,
}
inode = filep->f_path.dentry->d_inode;
- cur_enforcing = security_get_bool_value(inode->i_ino - BOOL_INO_OFFSET);
+ cur_enforcing = security_get_bool_value(inode->i_ino&SEL_INO_MASK);
if (cur_enforcing < 0) {
ret = cur_enforcing;
goto out;
}
length = scnprintf(page, PAGE_SIZE, "%d %d", cur_enforcing,
- bool_pending_values[inode->i_ino - BOOL_INO_OFFSET]);
+ bool_pending_values[inode->i_ino&SEL_INO_MASK]);
ret = simple_read_from_buffer(buf, count, ppos, page, length);
out:
mutex_unlock(&sel_mutex);
@@ -870,7 +869,7 @@ static ssize_t sel_write_bool(struct file *filep, const char __user *buf,
new_value = 1;
inode = filep->f_path.dentry->d_inode;
- bool_pending_values[inode->i_ino - BOOL_INO_OFFSET] = new_value;
+ bool_pending_values[inode->i_ino&SEL_INO_MASK] = new_value;
length = count;
out:
@@ -1034,7 +1033,7 @@ static int sel_make_bools(void)
isec->sid = sid;
isec->initialized = 1;
inode->i_fop = &sel_bool_ops;
- inode->i_ino = i + BOOL_INO_OFFSET;
+ inode->i_ino = i|SEL_BOOL_INO_OFFSET;
d_add(dentry, inode);
}
bool_num = num;