netdev - Re: [PATCH 1/1] net: cpsw: fix cpdma rx descriptor leak on down interface

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:	Mon, 03 Mar 2014 15:50:50 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	mugunthanvnm@...com
Cc:	netdev@...r.kernel.org, linux-omap@...r.kernel.org, spatton@...com
Subject: Re: [PATCH 1/1] net: cpsw: fix cpdma rx descriptor leak on down
 interface

From: Mugunthan V N <mugunthanvnm@...com>
Date: Mon, 3 Mar 2014 16:19:06 +0530

> From: Schuyler Patton <spatton@...com>
> 
> This patch fixes a CPDMA RX Descriptor leak that occurs after taking
> the interface down when the CPSW is in Dual MAC mode. Previously
> the CPSW_ALE port was left open up which causes packets to be received
> and processed by the RX interrupt handler and were passed to the
> non active network interface where they were ignored.
> 
> The fix is for the slave_stop function of the selected interface
> to disable the respective CPSW_ALE Port from forwarding packets. This
> blocks traffic from being received on the inactive interface.
> 
> Signed-off-by: Schuyler Patton <spatton@...com>
> Reviewed-by: Felipe Balbi <balbi@...com>
> Signed-off-by: Mugunthan V N <mugunthanvnm@...com>

Applied.
--
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