security: remove dead hook sb_umount_close
Unused hook. Remove.
Signed-off-by: Eric Paris <eparis@redhat.com>
Signed-off-by: James Morris <jmorris@namei.org>
diff --git a/fs/namespace.c b/fs/namespace.c
index c1d0d87..8aea78c 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -628,7 +628,6 @@
mnt->mnt_pinned = 0;
spin_unlock(&vfsmount_lock);
acct_auto_close_mnt(mnt);
- security_sb_umount_close(mnt);
goto repeat;
}
}
diff --git a/include/linux/security.h b/include/linux/security.h
index 9ebd2e4..354b0ce 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -272,11 +272,6 @@
* @mnt contains the mounted file system.
* @flags contains the unmount flags, e.g. MNT_FORCE.
* Return 0 if permission is granted.
- * @sb_umount_close:
- * Close any files in the @mnt mounted filesystem that are held open by
- * the security module. This hook is called during an umount operation
- * prior to checking whether the filesystem is still busy.
- * @mnt contains the mounted filesystem.
* @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
@@ -1479,7 +1474,6 @@
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_close) (struct vfsmount *mnt);
void (*sb_umount_busy) (struct vfsmount *mnt);
void (*sb_post_remount) (struct vfsmount *mnt,
unsigned long flags, void *data);
@@ -1777,7 +1771,6 @@
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_close(struct vfsmount *mnt);
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);
@@ -2096,9 +2089,6 @@
return 0;
}
-static inline void security_sb_umount_close(struct vfsmount *mnt)
-{ }
-
static inline void security_sb_umount_busy(struct vfsmount *mnt)
{ }
diff --git a/security/capability.c b/security/capability.c
index a7e905d..db72f4f 100644
--- a/security/capability.c
+++ b/security/capability.c
@@ -85,10 +85,6 @@
return 0;
}
-static void cap_sb_umount_close(struct vfsmount *mnt)
-{
-}
-
static void cap_sb_umount_busy(struct vfsmount *mnt)
{
}
@@ -937,7 +933,6 @@
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_close);
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);
diff --git a/security/security.c b/security/security.c
index a0bee70..591c25f 100644
--- a/security/security.c
+++ b/security/security.c
@@ -311,11 +311,6 @@
return security_ops->sb_umount(mnt, flags);
}
-void security_sb_umount_close(struct vfsmount *mnt)
-{
- security_ops->sb_umount_close(mnt);
-}
-
void security_sb_umount_busy(struct vfsmount *mnt)
{
security_ops->sb_umount_busy(mnt);