eCryptfs: Remove unused messaging declarations and function

These are no longer needed.

Signed-off-by: Tyler Hicks <tyhicks@canonical.com>
Cc: Sasha Levin <levinsasha928@gmail.com>

2 files changed, 0 insertions, 37 deletions

diff --git a/fs/ecryptfs/ecryptfs_kernel.h b/fs/ecryptfs/ecryptfs_kernel.h
index 867b64c5d84f..01a1f8575950 100644
--- a/fs/ecryptfs/ecryptfs_kernel.h
+++ b/fs/ecryptfs/ecryptfs_kernel.h
@@ -385,8 +385,6 @@ struct ecryptfs_msg_ctx {
         struct mutex mux;
 };
 
-struct ecryptfs_daemon;
-
 struct ecryptfs_daemon {
 #define ECRYPTFS_DAEMON_IN_READ      0x00000001
 #define ECRYPTFS_DAEMON_IN_POLL      0x00000002
@@ -621,10 +619,6 @@ int
 ecryptfs_setxattr(struct dentry *dentry, const char *name, const void *value,
                   size_t size, int flags);
 int ecryptfs_read_xattr_region(char *page_virt, struct inode *ecryptfs_inode);
-int ecryptfs_process_helo(uid_t euid, struct user_namespace *user_ns,
-                          struct pid *pid);
-int ecryptfs_process_quit(uid_t euid, struct user_namespace *user_ns,
-                          struct pid *pid);
 int ecryptfs_process_response(struct ecryptfs_message *msg, uid_t euid,
                               struct user_namespace *user_ns, struct pid *pid,
                               u32 seq);
diff --git a/fs/ecryptfs/messaging.c b/fs/ecryptfs/messaging.c
index a750f957b145..c11911decdc1 100644
--- a/fs/ecryptfs/messaging.c
+++ b/fs/ecryptfs/messaging.c
@@ -216,37 +216,6 @@ out:
 }
 
 /**
- * ecryptfs_process_quit
- * @euid: The user ID owner of the message
- * @user_ns: The namespace in which @euid applies
- * @pid: The process ID for the userspace program that sent the
- *       message
- *
- * Deletes the corresponding daemon for the given euid and pid, if
- * it is the registered that is requesting the deletion. Returns zero
- * after deleting the desired daemon; non-zero otherwise.
- */
-int ecryptfs_process_quit(uid_t euid, struct user_namespace *user_ns,
-                          struct pid *pid)
-{
-        struct ecryptfs_daemon *daemon;
-        int rc;
-
-        mutex_lock(&ecryptfs_daemon_hash_mux);
-        rc = ecryptfs_find_daemon_by_euid(&daemon, euid, user_ns);
-        if (rc || !daemon) {
-                rc = -EINVAL;
-                printk(KERN_ERR "Received request from user [%d] to "
-                       "unregister unrecognized daemon [0x%p]\n", euid, pid);
-                goto out_unlock;
-        }
-        rc = ecryptfs_exorcise_daemon(daemon);
-out_unlock:
-        mutex_unlock(&ecryptfs_daemon_hash_mux);
-        return rc;
-}
-
-/**
  * ecryptfs_process_reponse
  * @msg: The ecryptfs message received; the caller should sanity check
  *       msg->data_len and free the memory