X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=fs%2Fecryptfs%2Fsuper.c;h=245b517bf1b65ec5dc5dfa294891e40038d201d7;hb=332ab16f830f59e7621ae8eb2c353dc135a316f6;hp=bacc882e1ae40454f7623ac81e78968155d9ae55;hpb=96fd2d57b8252e16dfacf8941f7a74a6119197f5;p=deliverable%2Flinux.git

diff --git a/fs/ecryptfs/super.c b/fs/ecryptfs/super.c
index bacc882e1ae4..245b517bf1b6 100644
--- a/fs/ecryptfs/super.c
+++ b/fs/ecryptfs/super.c
@@ -55,6 +55,8 @@ static struct inode *ecryptfs_alloc_inode(struct super_block *sb)
 	if (unlikely(!inode_info))
 		goto out;
 	ecryptfs_init_crypt_stat(&inode_info->crypt_stat);
+	mutex_init(&inode_info->lower_file_mutex);
+	atomic_set(&inode_info->lower_file_count, 0);
 	inode_info->lower_file = NULL;
 	inode = &inode_info->vfs_inode;
 out:
@@ -77,8 +79,7 @@ static void ecryptfs_i_callback(struct rcu_head *head)
  *
  * This is used during the final destruction of the inode.  All
  * allocation of memory related to the inode, including allocated
- * memory in the crypt_stat struct, will be released here. This
- * function also fput()'s the persistent file for the lower inode.
+ * memory in the crypt_stat struct, will be released here.
  * There should be no chance that this deallocation will be missed.
  */
 static void ecryptfs_destroy_inode(struct inode *inode)
@@ -86,16 +87,7 @@ static void ecryptfs_destroy_inode(struct inode *inode)
 	struct ecryptfs_inode_info *inode_info;
 
 	inode_info = ecryptfs_inode_to_private(inode);
-	if (inode_info->lower_file) {
-		struct dentry *lower_dentry =
-			inode_info->lower_file->f_dentry;
-
-		BUG_ON(!lower_dentry);
-		if (lower_dentry->d_inode) {
-			fput(inode_info->lower_file);
-			inode_info->lower_file = NULL;
-		}
-	}
+	BUG_ON(inode_info->lower_file);
 	ecryptfs_destroy_crypt_stat(&inode_info->crypt_stat);
 	call_rcu(&inode->i_rcu, ecryptfs_i_callback);
 }