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

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

> From: Schuyler Patton <spatton@xxxxxx>
> 
> 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@xxxxxx>
> Reviewed-by: Felipe Balbi <balbi@xxxxxx>
> Signed-off-by: Mugunthan V N <mugunthanvnm@xxxxxx>

Applied.
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