netdev - Re: [PATCH v3][resend] bonding: don't increase rx

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:	Fri, 11 May 2012 15:54:10 +0200
From:	Jiri Bohac <jbohac@...e.cz>
To:	David Miller <davem@...emloft.net>
Cc:	jbohac@...e.cz, andy@...yhouse.net, netdev@...r.kernel.org,
	fubar@...ibm.com
Subject: Re: [PATCH v3][resend] bonding: don't increase rx_dropped after
 processing LACPDUs

On Thu, May 10, 2012 at 11:31:34PM -0400, David Miller wrote:
> > Since commit 3aba891d, bonding processes LACP frames (802.3ad
> > mode) with bond_handle_frame(). Currently a copy of the skb is
> > made and the original is left to be processed by other
> > rx_handlers and the rest of the network stack by returning
> > RX_HANDLER_ANOTHER.  As there is no protocol handler for
> > PKT_TYPE_LACPDU, the frame is dropped and dev->rx_dropped
> > increased.
> > 
> > Fix this by making bond_handle_frame() return RX_HANDLER_CONSUMED
> > if bonding has processed the LACP frame.
> > 
> > Signed-off-by: Jiri Bohac <jbohac@...e.cz>
> > 
> 
> Don't send me garbage you didn't even check the compile of:
> 
> drivers/net/bonding/bond_main.c: In function ‘bond_handle_frame’:
> drivers/net/bonding/bond_main.c:1463:13: warning: assignment from incompatible pointer type [enabled by default]
> drivers/net/bonding/bond_main.c: In function ‘bond_open’:
> drivers/net/bonding/bond_main.c:3441:21: warning: assignment from incompatible pointer type [enabled by default]
> drivers/net/bonding/bond_main.c:3448:20: warning: assignment from incompatible pointer type [enabled by default]

sorry, I overlooked these warnings. The patch actually broke the
rlb mode which I did not test. 

I'll send a fixed patch (v4).

Thanks!

-- 
Jiri Bohac <jbohac@...e.cz>
SUSE Labs, SUSE CZ

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html