linux-kernel - Re: [PATCH net] net: dsa: fix preparation of a port STP update

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:	Tue, 29 Sep 2015 21:37:11 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	vivien.didelot@...oirfairelinux.com
Cc:	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	kernel@...oirfairelinux.com, andrew@...n.ch
Subject: Re: [PATCH net] net: dsa: fix preparation of a port STP update

From: Vivien Didelot <vivien.didelot@...oirfairelinux.com>
Date: Tue, 29 Sep 2015 14:17:54 -0400

> Because of the default 0 value of ret in dsa_slave_port_attr_set, a
> driver may return -EOPNOTSUPP from the commit phase of a STP state,
> which triggers a WARN() from switchdev.
> 
> This happened on a 6185 switch which does not support hardware bridging.
> 
> Fixes: 3563606258cf ("switchdev: convert STP update to switchdev attr set")
> Reported-by: Andrew Lunn <andrew@...n.ch>
> Signed-off-by: Vivien Didelot <vivien.didelot@...oirfairelinux.com>

Applied and queued up for -stable, thanks.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/