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-rw-r--r--fs/ecryptfs/super.c16
1 files changed, 4 insertions, 12 deletions
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);
}