fix file specification in comments

Many files include the filename at the beginning, serveral used a wrong one.

Signed-off-by: Uwe Zeisberger <Uwe_Zeisberger@digi.com>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/ipc/msgutil.c b/ipc/msgutil.c
index 66cfb87..0992616 100644
--- a/ipc/msgutil.c
+++ b/ipc/msgutil.c
@@ -1,5 +1,5 @@
 /*
- * linux/ipc/util.c
+ * linux/ipc/msgutil.c
  * Copyright (C) 1999, 2004 Manfred Spraul
  *
  * This file is released under GNU General Public Licence version 2 or