fs/ocfs2: Remove unnecessary casts of private_data

Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Joel Becker <joel.becker@oracle.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/fs/ocfs2/dlm/dlmdebug.c b/fs/ocfs2/dlm/dlmdebug.c
index 0cd24cf..5efdd37 100644
--- a/fs/ocfs2/dlm/dlmdebug.c
+++ b/fs/ocfs2/dlm/dlmdebug.c
@@ -419,7 +419,7 @@
 
 static int debug_buffer_release(struct inode *inode, struct file *file)
 {
-	struct debug_buffer *db = (struct debug_buffer *)file->private_data;
+	struct debug_buffer *db = file->private_data;
 
 	if (db)
 		kfree(db->buf);
@@ -715,7 +715,7 @@
 		goto bail;
 	}
 
-	seq = (struct seq_file *) file->private_data;
+	seq = file->private_data;
 	seq->private = dl;
 
 	dlm_grab(dlm);
@@ -731,7 +731,7 @@
 
 static int debug_lockres_release(struct inode *inode, struct file *file)
 {
-	struct seq_file *seq = (struct seq_file *)file->private_data;
+	struct seq_file *seq = file->private_data;
 	struct debug_lockres *dl = (struct debug_lockres *)seq->private;
 
 	if (dl->dl_res)
diff --git a/fs/ocfs2/dlmfs/dlmfs.c b/fs/ocfs2/dlmfs/dlmfs.c
index b83d610..bef34d0 100644
--- a/fs/ocfs2/dlmfs/dlmfs.c
+++ b/fs/ocfs2/dlmfs/dlmfs.c
@@ -182,8 +182,7 @@
 {
 	int level, status;
 	struct dlmfs_inode_private *ip = DLMFS_I(inode);
-	struct dlmfs_filp_private *fp =
-		(struct dlmfs_filp_private *) file->private_data;
+	struct dlmfs_filp_private *fp = file->private_data;
 
 	if (S_ISDIR(inode->i_mode))
 		BUG();
diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c
index 39eb16a..5e02a89 100644
--- a/fs/ocfs2/dlmglue.c
+++ b/fs/ocfs2/dlmglue.c
@@ -2966,7 +2966,7 @@
 
 static int ocfs2_dlm_debug_release(struct inode *inode, struct file *file)
 {
-	struct seq_file *seq = (struct seq_file *) file->private_data;
+	struct seq_file *seq = file->private_data;
 	struct ocfs2_dlm_seq_priv *priv = seq->private;
 	struct ocfs2_lock_res *res = &priv->p_iter_res;
 
@@ -3000,7 +3000,7 @@
 		goto out;
 	}
 
-	seq = (struct seq_file *) file->private_data;
+	seq = file->private_data;
 	seq->private = priv;
 
 	ocfs2_add_lockres_tracking(&priv->p_iter_res,