From: Hamish Moffatt <hamish@cloud.net.au>
To: linux-hams@vger.kernel.org
Subject: Re: AX.25 Kernel - problem - ax25_sendmsg returns EMSGSIZE !
Date: Mon, 8 Oct 2007 18:41:06 +1000 [thread overview]
Message-ID: <20071008084106.GC24782@cloud.net.au> (raw)
In-Reply-To: <47093A4E.5040409@hamradio.hr>
On Sun, Oct 07, 2007 at 09:58:06PM +0200, Tihomir Heidelberg - 9a4gl wrote:
> Hi ax25 developers,
>
> Using kernel 2.6.21.6 here. If you write to AX.25 socket bytes more then
> MTU, write will return -1 and errno will be set to 90 (EMSGSIZE =
> [Message too long]).
>
> This happend in net/ax25/af_ax25.c in function ax25_sendmsg at:
>
> if (len > ax25->ax25_dev->dev->mtu) {
> err = -EMSGSIZE;
> goto out;
> }
The change seems to be requested here:
http://oss.sgi.com/archives/netdev/2004-01/msg00097.html
with the rationale that there is no fragmentation logic, as I suggested
in my other followup (which hasn't arrived back here yet...)
Hamish
--
Hamish Moffatt VK3SB <hamish@debian.org> <hamish@cloud.net.au>
next prev parent reply other threads:[~2007-10-08 8:41 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-07 19:58 AX.25 Kernel - problem - ax25_sendmsg returns EMSGSIZE ! Tihomir Heidelberg - 9a4gl
2007-10-08 8:29 ` Hamish Moffatt
2007-10-08 11:10 ` Tihomir Heidelberg - 9a4gl
2007-10-08 13:44 ` Hamish Moffatt
2007-10-08 14:53 ` Tihomir Heidelberg - 9a4gl
2007-10-08 15:51 ` Dave Platt
2007-10-08 19:38 ` Tihomir Heidelberg - 9a4gl
2007-10-08 22:36 ` Hamish Moffatt
2007-10-08 23:10 ` Dave Platt
2007-10-09 0:43 ` Chris Kantarjiev
2007-10-09 0:59 ` Dave Platt
2007-10-09 6:47 ` Tihomir Heidelberg - 9a4gl
2008-02-12 10:40 ` [BUG] [AX25] in libax25 Bernard Pidoux F6BVP
2008-02-12 11:20 ` Matti Aarnio
2007-10-08 8:41 ` Hamish Moffatt [this message]
2007-10-08 10:45 ` AX.25 Kernel - problem - ax25_sendmsg returns EMSGSIZE ! Ralf Baechle DL5RB
2007-10-08 12:25 ` Tihomir Heidelberg - 9a4gl
2007-10-08 16:55 ` Stephen Hemminger
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