net: fill in MODULE_DESCRIPTION()s under net/802*

W=1 builds now warn if module is built without a MODULE_DESCRIPTION().
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/802/fddi.c

@@ -175,4 +175,5 @@ struct net_device *alloc_fddidev(int sizeof_priv)
 }
 EXPORT_SYMBOL(alloc_fddidev);
 
+MODULE_DESCRIPTION("Core routines for FDDI network devices");
 MODULE_LICENSE("GPL");

net/802/garp.c

@@ -21,6 +21,7 @@
 static unsigned int garp_join_time __read_mostly = 200;
 module_param(garp_join_time, uint, 0644);
 MODULE_PARM_DESC(garp_join_time, "Join time in ms (default 200ms)");
+MODULE_DESCRIPTION("IEEE 802.1D Generic Attribute Registration Protocol (GARP)");
 MODULE_LICENSE("GPL");
 
 static const struct garp_state_trans {

net/802/mrp.c

@@ -26,6 +26,7 @@ static unsigned int mrp_periodic_time __read_mostly = 1000;
 module_param(mrp_periodic_time, uint, 0644);
 MODULE_PARM_DESC(mrp_periodic_time, "Periodic time in ms (default 1s)");
 
+MODULE_DESCRIPTION("IEEE 802.1Q Multiple Registration Protocol (MRP)");
 MODULE_LICENSE("GPL");
 
 static const u8

net/802/p8022.c

@@ -60,4 +60,5 @@ void unregister_8022_client(struct datalink_proto *proto)
 EXPORT_SYMBOL(register_8022_client);
 EXPORT_SYMBOL(unregister_8022_client);
 
+MODULE_DESCRIPTION("Support for 802.2 demultiplexing off Ethernet");
 MODULE_LICENSE("GPL");

net/802/psnap.c

@@ -160,4 +160,5 @@ void unregister_snap_client(struct datalink_proto *proto)
 	kfree(proto);
 }
 
+MODULE_DESCRIPTION("SNAP data link layer. Derived from 802.2");
 MODULE_LICENSE("GPL");

net/802/stp.c

@@ -98,4 +98,5 @@ void stp_proto_unregister(const struct stp_proto *proto)
 }
 EXPORT_SYMBOL_GPL(stp_proto_unregister);
 
+MODULE_DESCRIPTION("SAP demux for IEEE 802.1D Spanning Tree Protocol (STP)");
 MODULE_LICENSE("GPL");

net/8021q/vlan.c

@@ -738,5 +738,6 @@ static void __exit vlan_cleanup_module(void)
 module_init(vlan_proto_init);
 module_exit(vlan_cleanup_module);
 
+MODULE_DESCRIPTION("802.1Q/802.1ad VLAN Protocol");
 MODULE_LICENSE("GPL");
 MODULE_VERSION(DRV_VERSION);