networking/*: remove superfluous comments

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/networking/arping.c b/networking/arping.c
index f2b12ed..6f6b59c 100644
--- a/networking/arping.c
+++ b/networking/arping.c
@@ -1,10 +1,8 @@
 /* vi: set sw=4 ts=4: */
 /*
- * arping.c - Ping hosts by ARP requests/replies
- *
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  *
- * Author:	Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>
+ * Author: Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>
  * Busybox port: Nick Fedchik <nick@fedchik.org.ua>
  */
 
diff --git a/networking/libiproute/iplink.c b/networking/libiproute/iplink.c
index 5a86ce6..82ab979 100644
--- a/networking/libiproute/iplink.c
+++ b/networking/libiproute/iplink.c
@@ -1,7 +1,5 @@
 /* vi: set sw=4 ts=4: */
 /*
- * iplink.c "ip link".
- *
  * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
  *
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
diff --git a/networking/libiproute/libnetlink.c b/networking/libiproute/libnetlink.c
index 3a37d97..7291ee2 100644
--- a/networking/libiproute/libnetlink.c
+++ b/networking/libiproute/libnetlink.c
@@ -1,7 +1,5 @@
 /* vi: set sw=4 ts=4: */
 /*
- * RTnetlink service routines.
- *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
  * as published by the Free Software Foundation; either version
diff --git a/networking/libiproute/utils.c b/networking/libiproute/utils.c
index 2469886..d32db8d 100644
--- a/networking/libiproute/utils.c
+++ b/networking/libiproute/utils.c
@@ -1,7 +1,5 @@
 /* vi: set sw=4 ts=4: */
 /*
- * utils.c
- *
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  *
  * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
diff --git a/networking/tc.c b/networking/tc.c
index 9242741..2e2473a 100644
--- a/networking/tc.c
+++ b/networking/tc.c
@@ -1,7 +1,5 @@
 /* vi: set sw=4 ts=4: */
 /*
- * "tc" utility frontend.
- *
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  *
  * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>