net: sched: Fill in missing MODULE_DESCRIPTION for classifiers

W=1 builds now warn if module is built without a MODULE_DESCRIPTION().

Fill in missing MODULE_DESCRIPTIONs for TC classifiers.

Signed-off-by: Victor Nogueira <[e-mail]>
Acked-by: Jamal Hadi Salim <[e-mail]>
Reviewed-by: Vinicius Costa Gomes <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Jakub Kicinski <[e-mail]>

net/sched/cls_basic.c

···
 
 module_init(init_basic)
 module_exit(exit_basic)
+MODULE_DESCRIPTION("TC basic classifier");
 MODULE_LICENSE("GPL");

net/sched/cls_cgroup.c

···
 
 module_init(init_cgroup_cls);
 module_exit(exit_cgroup_cls);
+MODULE_DESCRIPTION("TC cgroup classifier");
 MODULE_LICENSE("GPL");

net/sched/cls_fw.c

···
 
 module_init(init_fw)
 module_exit(exit_fw)
+MODULE_DESCRIPTION("SKB mark based TC classifier");
 MODULE_LICENSE("GPL");

net/sched/cls_route.c

···
 
 module_init(init_route4)
 module_exit(exit_route4)
+MODULE_DESCRIPTION("Routing table realm based TC classifier");
 MODULE_LICENSE("GPL");

net/sched/cls_u32.c

···
 
 module_init(init_u32)
 module_exit(exit_u32)
+MODULE_DESCRIPTION("Universal 32bit based TC Classifier");
 MODULE_LICENSE("GPL");