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security: remove dead hook acct

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Unused hook.  Remove.

Signed-off-by: Eric Paris <eparis@redhat.com>
Signed-off-by: James Morris <jmorris@namei.org>
This commit is contained in:
Eric Paris 2010-04-07 15:15:25 -04:00 committed by James Morris
parent 3011a344cd
commit 05b90496f2
4 changed files with 5 additions and 40 deletions
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14
include/linux/security.h
View File

@ -1254,13 +1254,6 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
* @cap contains the capability <include/linux/capability.h>.
* @audit: Whether to write an audit message or not
* Return 0 if the capability is granted for @tsk.
* @acct:
* Check permission before enabling or disabling process accounting. If
* accounting is being enabled, then @file refers to the open file used to
* store accounting records. If accounting is being disabled, then @file
* is NULL.
* @file contains the file structure for the accounting file (may be NULL).
* Return 0 if permission is granted.
* @sysctl:
* Check permission before accessing the @table sysctl variable in the
* manner specified by @op.
@ -1383,7 +1376,6 @@ struct security_operations {
const kernel_cap_t *permitted);
int (*capable) (struct task_struct *tsk, const struct cred *cred,
int cap, int audit);
int (*acct) (struct file *file);
int (*sysctl) (struct ctl_table *table, int op);
int (*quotactl) (int cmds, int type, int id, struct super_block *sb);
int (*quota_on) (struct dentry *dentry);
@ -1665,7 +1657,6 @@ int security_capset(struct cred *new, const struct cred *old,
int security_capable(int cap);
int security_real_capable(struct task_struct *tsk, int cap);
int security_real_capable_noaudit(struct task_struct *tsk, int cap);
int security_acct(struct file *file);
int security_sysctl(struct ctl_table *table, int op);
int security_quotactl(int cmds, int type, int id, struct super_block *sb);
int security_quota_on(struct dentry *dentry);
@ -1883,11 +1874,6 @@ int security_real_capable_noaudit(struct task_struct *tsk, int cap)
return ret;
}
static inline int security_acct(struct file *file)
{
return 0;
}
static inline int security_sysctl(struct ctl_table *table, int op)
{
return 0;

20
kernel/acct.c
View File

@ -216,7 +216,6 @@ static int acct_on(char *name)
{
struct file *file;
struct vfsmount *mnt;
int error;
struct pid_namespace *ns;
struct bsd_acct_struct *acct = NULL;
@ -244,13 +243,6 @@ static int acct_on(char *name)
}
}
error = security_acct(file);
if (error) {
kfree(acct);
filp_close(file, NULL);
return error;
}
spin_lock(&acct_lock);
if (ns->bacct == NULL) {
ns->bacct = acct;
@ -281,7 +273,7 @@ static int acct_on(char *name)
*/
SYSCALL_DEFINE1(acct, const char __user *, name)
{
int error;
int error = 0;
if (!capable(CAP_SYS_PACCT))
return -EPERM;
@ -299,13 +291,11 @@ SYSCALL_DEFINE1(acct, const char __user *, name)
if (acct == NULL)
return 0;
error = security_acct(NULL);
if (!error) {
spin_lock(&acct_lock);
acct_file_reopen(acct, NULL, NULL);
spin_unlock(&acct_lock);
}
spin_lock(&acct_lock);
acct_file_reopen(acct, NULL, NULL);
spin_unlock(&acct_lock);
}
return error;
}

6
security/capability.c
View File

@ -12,11 +12,6 @@
#include <linux/security.h>
static int cap_acct(struct file *file)
{
return 0;
}
static int cap_sysctl(ctl_table *table, int op)
{
return 0;
@ -865,7 +860,6 @@ void security_fixup_ops(struct security_operations *ops)
set_to_cap_if_null(ops, ptrace_traceme);
set_to_cap_if_null(ops, capget);
set_to_cap_if_null(ops, capset);
set_to_cap_if_null(ops, acct);
set_to_cap_if_null(ops, capable);
set_to_cap_if_null(ops, quotactl);
set_to_cap_if_null(ops, quota_on);

5
security/security.c
View File

@ -190,11 +190,6 @@ int security_real_capable_noaudit(struct task_struct *tsk, int cap)
return ret;
}
int security_acct(struct file *file)
{
return security_ops->acct(file);
}
int security_sysctl(struct ctl_table *table, int op)
{
return security_ops->sysctl(table, op);