NTFS: Add missing return -EOPNOTSUPP; in fs/ntfs/aops.c::ntfs_commit_nonresident_write().

fs/ntfs/ChangeLog

@@ -32,6 +32,8 @@ ToDo:
 	- Define export operations (->s_export_op) for NTFS (ntfs_export_ops)
 	  and set them up in the super block at mount time (super.c) this
 	  allows mounted NTFS volumes to be exported via NFS.
+	- Add missing return -EOPNOTSUPP; in
+	  fs/ntfs/aops.c::ntfs_commit_nonresident_write().
 
 2.1.6 - Fix minor bug in handling of compressed directories.
 
@@ -73,6 +75,10 @@ ToDo:
 	- Reduce function local stack usage from 0x3d4 bytes to just noise in
 	  fs/ntfs/upcase.c. (Randy Dunlap <rddunlap@osdl.ord>)
 	- Remove compiler warnings for newer gcc.
+	- Pages are no longer kmapped by mm/filemap.c::generic_file_write()
+	  around calls to ->{prepare,commit}_write.  Adapt NTFS appropriately
+	  in fs/ntfs/aops.c::ntfs_prepare_nonresident_write() by using
+	  kmap_atomic(KM_USER0).
 
 2.1.0 - First steps towards write support: implement file overwrite.
 

fs/ntfs/aops.c

@@ -2,7 +2,7 @@
  * aops.c - NTFS kernel address space operations and page cache handling.
  *	    Part of the Linux-NTFS project.
  *
- * Copyright (c) 2001-2003 Anton Altaparmakov
+ * Copyright (c) 2001-2004 Anton Altaparmakov
  * Copyright (c) 2002 Richard Russon
  *
  * This program/include file is free software; you can redistribute it and/or
@@ -1536,6 +1536,7 @@ static int ntfs_commit_nonresident_write(struct page *page,
 	if (pos > vi->i_size) {
 		ntfs_error(vi->i_sb, "Writing beyond the existing file size is "
 				"not supported yet. Sorry.");
+		return -EOPNOTSUPP;
 		// vi->i_size = pos;
 		// mark_inode_dirty(vi);
 	}