fs: rename "rename2" i_op to "rename"

Generated patch:

sed -i "s/\.rename2\t/\.rename\t\t/" `git grep -wl rename2`
sed -i "s/\brename2\b/rename/g" `git grep -wl rename2`

Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>

fs/hpfs/namei.c

@@ -622,6 +622,6 @@ const struct inode_operations hpfs_dir_iops =
 	.mkdir		= hpfs_mkdir,
 	.rmdir		= hpfs_rmdir,
 	.mknod		= hpfs_mknod,
-	.rename2	= hpfs_rename,
+	.rename		= hpfs_rename,
 	.setattr	= hpfs_setattr,
 };