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Commit 91a9420f authored by Eric Paris's avatar Eric Paris Committed by James Morris
Browse files

security: remove dead hook sb_post_pivotroot 



Unused hook.  Remove.

Signed-off-by: default avatarEric Paris <eparis@redhat.com>
Signed-off-by: default avatarJames Morris <jmorris@namei.org>
parent 3db29101

fs/namespace.c

+0 −1
Original line number Diff line number Diff line
@@ -2265,7 +2265,6 @@ SYSCALL_DEFINE2(pivot_root, const char __user *, new_root, 
	touch_mnt_namespace(current->nsproxy->mnt_ns);

	spin_unlock(&vfsmount_lock);

	chroot_fs_refs(&root, &new);

	security_sb_post_pivotroot(&root, &new);

	error = 0;

	path_put(&root_parent);

	path_put(&parent_path);

include/linux/security.h

+0 −11
Original line number Diff line number Diff line
@@ -277,10 +277,6 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts) 
 *	@old_path contains the path for the new location of the current root (put_old).

 *	@new_path contains the path for the new root (new_root).

 *	Return 0 if permission is granted.

 * @sb_post_pivotroot:

 *	Update module state after a successful pivot.

 *	@old_path contains the path for the old root.

 *	@new_path contains the path for the new root.

 * @sb_set_mnt_opts:

 *	Set the security relevant mount options used for a superblock

 *	@sb the superblock to set security mount options for
@@ -1458,8 +1454,6 @@ struct security_operations { 
	int (*sb_umount) (struct vfsmount *mnt, int flags);

	int (*sb_pivotroot) (struct path *old_path,

			     struct path *new_path);

	void (*sb_post_pivotroot) (struct path *old_path,

				   struct path *new_path);

	int (*sb_set_mnt_opts) (struct super_block *sb,

				struct security_mnt_opts *opts);

	void (*sb_clone_mnt_opts) (const struct super_block *oldsb,
@@ -1749,7 +1743,6 @@ 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);

int security_sb_pivotroot(struct path *old_path, struct path *new_path);

void security_sb_post_pivotroot(struct path *old_path, struct path *new_path);

int security_sb_set_mnt_opts(struct super_block *sb, struct security_mnt_opts *opts);

void security_sb_clone_mnt_opts(const struct super_block *oldsb,

				struct super_block *newsb);
@@ -2069,10 +2062,6 @@ static inline int security_sb_pivotroot(struct path *old_path, 
	return 0;

}



static inline void security_sb_post_pivotroot(struct path *old_path,

					      struct path *new_path)

{ }



static inline int security_sb_set_mnt_opts(struct super_block *sb,

					   struct security_mnt_opts *opts)

{

security/capability.c

+0 −5
Original line number Diff line number Diff line
@@ -90,10 +90,6 @@ static int cap_sb_pivotroot(struct path *old_path, struct path *new_path) 
	return 0;

}



static void cap_sb_post_pivotroot(struct path *old_path, struct path *new_path)

{

}



static int cap_sb_set_mnt_opts(struct super_block *sb,

			       struct security_mnt_opts *opts)

{
@@ -921,7 +917,6 @@ void security_fixup_ops(struct security_operations *ops) 
	set_to_cap_if_null(ops, sb_mount);

	set_to_cap_if_null(ops, sb_umount);

	set_to_cap_if_null(ops, sb_pivotroot);

	set_to_cap_if_null(ops, sb_post_pivotroot);

	set_to_cap_if_null(ops, sb_set_mnt_opts);

	set_to_cap_if_null(ops, sb_clone_mnt_opts);

	set_to_cap_if_null(ops, sb_parse_opts_str);

security/security.c

+0 −5
Original line number Diff line number Diff line
@@ -316,11 +316,6 @@ int security_sb_pivotroot(struct path *old_path, struct path *new_path) 
	return security_ops->sb_pivotroot(old_path, new_path);

}



void security_sb_post_pivotroot(struct path *old_path, struct path *new_path)

{

	security_ops->sb_post_pivotroot(old_path, new_path);

}



int security_sb_set_mnt_opts(struct super_block *sb,

				struct security_mnt_opts *opts)

{