tech-net: bugs caused by M_LEADINGSPACE() semantic change

Subject: bugs caused by M_LEADINGSPACE() semantic change
To: None <thorpej@netbsd.org>
From: None <itojun@iijlab.net>
List: tech-net
Date: 11/08/2002 11:14:06

>Modified Files:
>	syssrc/sys/netinet: raw_ip.c
>
>Log Message:
>In the IP_HDRINCL case of rip_output(), if the mbuf is read-only
>then copy the header into a new mbuf before modifying it.
>
>Fixes PR 18809.  Thanks to Chuq Silvers for diagnosing it.

	i guess we should modify M_PREPEND() to make sure the new portion
	is read/write.  how does it sound?

itojun