Revert "staging/lustre/nfs: writing to new files will return ENOENT"

This reverts commit ad8dbc93.

The original commit was reverted in Lustre tree this due to
interoperability problems with 2.1 servers. But I forgot to remove
it from my patch queue. sorry for the noise.

Cc: Patrick Farrell <paf@cray.com>
Cc: Andreas Dilger <andreas.dilger@intel.com>
Signed-off-by: Peng Tao <bergwolf@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/lustre/lustre/llite/file.c

@@ -368,6 +368,8 @@ static int ll_intent_file_open(struct file *file, void *lmm,
 {
 	struct ll_sb_info *sbi = ll_i2sbi(file->f_dentry->d_inode);
 	struct dentry *parent = file->f_dentry->d_parent;
+	const char *name = file->f_dentry->d_name.name;
+	const int len = file->f_dentry->d_name.len;
 	struct md_op_data *op_data;
 	struct ptlrpc_request *req;
 	__u32 opc = LUSTRE_OPC_ANY;
@@ -392,9 +394,8 @@ static int ll_intent_file_open(struct file *file, void *lmm,
 	}
 
 	op_data  = ll_prep_md_op_data(NULL, parent->d_inode,
-				      file->f_dentry->d_inode, NULL, 0,
+				      file->f_dentry->d_inode, name, len,
 				      O_RDWR, opc, NULL);
-
 	if (IS_ERR(op_data))
 		return PTR_ERR(op_data);