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security: remove dead hook sb_umount_busy

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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 15:14:27 -04:00 committed by James Morris
parent 231923bd0e
commit 4b61d12c84
4 changed files with 0 additions and 23 deletions
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2
fs/namespace.c
View File

@ -1116,8 +1116,6 @@ static int do_umount(struct vfsmount *mnt, int flags)
retval = 0;
}
spin_unlock(&vfsmount_lock);
if (retval)
security_sb_umount_busy(mnt);
up_write(&namespace_sem);
release_mounts(&umount_list);
return retval;

11
include/linux/security.h
View File

@ -272,12 +272,6 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
* @mnt contains the mounted file system.
* @flags contains the unmount flags, e.g. MNT_FORCE.
* Return 0 if permission is granted.
* @sb_umount_busy:
* Handle a failed umount of the @mnt mounted filesystem, e.g. re-opening
* any files that were closed by umount_close. This hook is called during
* an umount operation if the umount fails after a call to the
* umount_close hook.
* @mnt contains the mounted filesystem.
* @sb_post_remount:
* Update the security module's state when a filesystem is remounted.
* This hook is only called if the remount was successful.
@ -1474,7 +1468,6 @@ struct security_operations {
int (*sb_mount) (char *dev_name, struct path *path,
char *type, unsigned long flags, void *data);
int (*sb_umount) (struct vfsmount *mnt, int flags);
void (*sb_umount_busy) (struct vfsmount *mnt);
void (*sb_post_remount) (struct vfsmount *mnt,
unsigned long flags, void *data);
void (*sb_post_addmount) (struct vfsmount *mnt,
@ -1771,7 +1764,6 @@ int security_sb_statfs(struct dentry *dentry);
int security_sb_mount(char *dev_name, struct path *path,
char *type, unsigned long flags, void *data);
int security_sb_umount(struct vfsmount *mnt, int flags);
void security_sb_umount_busy(struct vfsmount *mnt);
void security_sb_post_remount(struct vfsmount *mnt, unsigned long flags, void *data);
void security_sb_post_addmount(struct vfsmount *mnt, struct path *mountpoint);
int security_sb_pivotroot(struct path *old_path, struct path *new_path);
@ -2089,9 +2081,6 @@ static inline int security_sb_umount(struct vfsmount *mnt, int flags)
return 0;
}
static inline void security_sb_umount_busy(struct vfsmount *mnt)
{ }
static inline void security_sb_post_remount(struct vfsmount *mnt,
unsigned long flags, void *data)
{ }

5
security/capability.c
View File

@ -85,10 +85,6 @@ static int cap_sb_umount(struct vfsmount *mnt, int flags)
return 0;
}
static void cap_sb_umount_busy(struct vfsmount *mnt)
{
}
static void cap_sb_post_remount(struct vfsmount *mnt, unsigned long flags,
void *data)
{
@ -933,7 +929,6 @@ void security_fixup_ops(struct security_operations *ops)
set_to_cap_if_null(ops, sb_statfs);
set_to_cap_if_null(ops, sb_mount);
set_to_cap_if_null(ops, sb_umount);
set_to_cap_if_null(ops, sb_umount_busy);
set_to_cap_if_null(ops, sb_post_remount);
set_to_cap_if_null(ops, sb_post_addmount);
set_to_cap_if_null(ops, sb_pivotroot);

5
security/security.c
View File

@ -311,11 +311,6 @@ int security_sb_umount(struct vfsmount *mnt, int flags)
return security_ops->sb_umount(mnt, flags);
}
void security_sb_umount_busy(struct vfsmount *mnt)
{
security_ops->sb_umount_busy(mnt);
}
void security_sb_post_remount(struct vfsmount *mnt, unsigned long flags, void *data)
{
security_ops->sb_post_remount(mnt, flags, data);