fs: Limit sys_mount to only request filesystem modules (Part 2).

Add missing MODULE_ALIAS_FS("ocfs2") how did I miss that?
Remove unnecessary MODULE_ALIAS_FS("devpts") devpts can not be modular.
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>

fs/devpts/inode.c

@@ -510,7 +510,6 @@ static struct file_system_type devpts_fs_type = {
 	.fs_flags	= FS_USERNS_MOUNT | FS_USERNS_DEV_MOUNT,
 #endif
 };
-MODULE_ALIAS_FS("devpts");
 
 /*
  * The normal naming convention is simply /dev/pts/<number>; this conforms

fs/ocfs2/super.c

@@ -1266,6 +1266,7 @@ static struct file_system_type ocfs2_fs_type = {
 	.fs_flags       = FS_REQUIRES_DEV|FS_RENAME_DOES_D_MOVE,
 	.next           = NULL
 };
+MODULE_ALIAS_FS("ocfs2");
 
 static int ocfs2_check_set_options(struct super_block *sb,
 				   struct mount_options *options)