Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/Documentation/security/index.rst b/Documentation/security/index.rst
index 85492bf..fc503dd 100644
--- a/Documentation/security/index.rst
+++ b/Documentation/security/index.rst
@@ -8,8 +8,10 @@
    credentials
    IMA-templates
    keys/index
-   LSM
-   LSM-sctp
-   SELinux-sctp
+   lsm
+   lsm-development
+   sak
+   SCTP
    self-protection
+   siphash
    tpm/index