Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/arch/um/include/asm/common.lds.S b/arch/um/include/asm/common.lds.S
index 7adb4e6..d7086b9 100644
--- a/arch/um/include/asm/common.lds.S
+++ b/arch/um/include/asm/common.lds.S
@@ -53,8 +53,6 @@
 	CON_INITCALL
   }
 
-  SECURITY_INIT
-
   .exitcall : {
 	__exitcall_begin = .;
 	*(.exitcall.exit)
@@ -85,8 +83,8 @@
 	__preinit_array_end = .;
   }
   .init_array : {
+        /* dummy - we call this ourselves */
 	__init_array_start = .;
-	*(.init_array)
 	__init_array_end = .;
   }
   .fini_array : {