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comment update about the default case of icmp6_notify_error().

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commit c97447ea8bf64bd443e6fa32f3445f6ebea3dfb5 1 parent 14eeedf
jinmei authored
Showing with 7 additions and 7 deletions.
  1. +7 −7 kame/sys/netinet6/icmp6.c
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14 kame/sys/netinet6/icmp6.c
@@ -1,4 +1,4 @@
-/* $KAME: icmp6.c,v 1.413 2006/02/23 16:41:16 jinmei Exp $ */
+/* $KAME: icmp6.c,v 1.414 2006/02/24 11:16:41 jinmei Exp $ */
/*
* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
@@ -1237,12 +1237,12 @@ icmp6_notify_error(m, off, icmp6len, code)
break;
default:
/*
- * This case includes ESP and the No Next
- * Header. In such cases going to the notify
- * label does not have any meaning
- * (i.e. ctlfunc will be NULL), but we go
- * anyway since we might have to update
- * path MTU information.
+ * In some cases (such as the No Next Header
+ * case), trying to notify the error may be
+ * ineffective due to the lack of upper layer
+ * process. But we should at least update
+ * the path MTU size in case of a Too Big
+ * error.
*/
goto notify;
}
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