Merge tag 'ecryptfs-4.15-rc1-fixes' of git://git.kernel.org/pub/scm/linux/kernel...

Pull eCryptfs updates from Tyler Hicks:

 - miscellaneous code cleanups and refactoring

 - fix a possible use after free bug when unloading the module

* tag 'ecryptfs-4.15-rc1-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tyhicks/ecryptfs:
  eCryptfs: constify attribute_group structures.
  ecryptfs: remove unnecessary i_version bump
  ecryptfs: use ARRAY_SIZE
  ecryptfs: Adjust four checks for null pointers
  ecryptfs: Return an error code only as a constant in ecryptfs_add_global_auth_tok()
  ecryptfs: Delete 21 error messages for a failed memory allocation
  eCryptfs: use after free in ecryptfs_release_messaging()
  ecryptfs: remove private bin2hex implementation
  ecryptfs: add missing \n to end of various error messages

diff --combined fs/ecryptfs/main.c
index 25aeaa7328badd90fafe2519f2ea4f65bd69e865,d0b438eff82d4924ca50585e7516e7fda5a54634..f2677c90d96e1ea140bb908c14dcab3aac49bd7e
--- 1/fs/ecryptfs/main.c
--- 2/fs/ecryptfs/main.c
+++ b/fs/ecryptfs/main.c
@@@ -426,7 -426,7 +426,7 @@@ static int ecryptfs_parse_options(struc
                mount_crypt_stat->global_default_cipher_key_size);
        if (!cipher_code) {
                ecryptfs_printk(KERN_ERR,
-                               "eCryptfs doesn't support cipher: %s",
+                               "eCryptfs doesn't support cipher: %s\n",
                                mount_crypt_stat->global_default_cipher_name);
                rc = -EINVAL;
                goto out;
@@@ -660,7 -660,7 +660,7 @@@ static struct ecryptfs_cache_info 
        struct kmem_cache **cache;
        const char *name;
        size_t size;
 -      unsigned long flags;
 +      slab_flags_t flags;
        void (*ctor)(void *obj);
  } ecryptfs_cache_infos[] = {
        {
@@@ -781,7 -781,7 +781,7 @@@ static struct attribute *attributes[] 
        NULL,
  };
  
- static struct attribute_group attr_group = {
+ static const struct attribute_group attr_group = {
        .attrs = attributes,
  };