2 files changed, 1 insertions, 4 deletions

diff --git a/fs/ecryptfs/ecryptfs_kernel.h b/fs/ecryptfs/ecryptfs_kernel.h
index 95c1c8d34539..9c351bf757b2 100644
--- a/fs/ecryptfs/ecryptfs_kernel.h
+++ b/fs/ecryptfs/ecryptfs_kernel.h
@@ -349,7 +349,6 @@ struct ecryptfs_mount_crypt_stat {
 struct ecryptfs_sb_info {
         struct super_block *wsi_sb;
         struct ecryptfs_mount_crypt_stat mount_crypt_stat;
-        struct backing_dev_info bdi;
 };
 
 /* file private data. */
diff --git a/fs/ecryptfs/main.c b/fs/ecryptfs/main.c
index 151872dcc1f4..9014479d0160 100644
--- a/fs/ecryptfs/main.c
+++ b/fs/ecryptfs/main.c
@@ -519,12 +519,11 @@ static struct dentry *ecryptfs_mount(struct file_system_type *fs_type, int flags
                 goto out;
         }
 
-        rc = bdi_setup_and_register(&sbi->bdi, "ecryptfs");
+        rc = super_setup_bdi(s);
         if (rc)
                 goto out1;
 
         ecryptfs_set_superblock_private(s, sbi);
-        s->s_bdi = &sbi->bdi;
 
         /* ->kill_sb() will take care of sbi after that point */
         sbi = NULL;
@@ -633,7 +632,6 @@ static void ecryptfs_kill_block_super(struct super_block *sb)
         if (!sb_info)
                 return;
         ecryptfs_destroy_mount_crypt_stat(&sb_info->mount_crypt_stat);
-        bdi_destroy(&sb_info->bdi);
         kmem_cache_free(ecryptfs_sb_info_cache, sb_info);
 }