Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/Documentation/networking/index.rst b/Documentation/networking/index.rst
index fcd710f..d4dca42 100644
--- a/Documentation/networking/index.rst
+++ b/Documentation/networking/index.rst
@@ -11,18 +11,30 @@
    batman-adv
    can
    can_ucan_protocol
-   dpaa2/index
-   e100
-   e1000
+   device_drivers/index
+   dsa/index
+   devlink-info-versions
+   devlink-trap
+   devlink-trap-netdevsim
+   ieee802154
+   j1939
    kapi
    z8530book
    msg_zerocopy
    failover
    net_failover
+   phy
+   sfp-phylink
    alias
    bridge
+   snmp_counter
+   checksum-offloads
+   segmentation-offloads
+   scaling
+   tls
+   tls-offload
 
-.. only::  subproject
+.. only::  subproject and html
 
    Indices
    =======