netdev - Re: [PATCH] net: mvneta: Fix memory use after free.

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Date:	Mon, 09 Nov 2015 21:48:41 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	jmaggard10@...il.com
Cc:	netdev@...r.kernel.org, jmaggard@...gear.com
Subject: Re: [PATCH] net: mvneta: Fix memory use after free.

From: Justin Maggard <jmaggard10@...il.com>
Date: Mon,  9 Nov 2015 17:21:05 -0800

> After changing an interface's MTU, then bringing the interface down and
> back up again, I immediately saw tons of kernel messages like below.
> The reason for this bad behavior is mvneta_rxq_drop_pkts(), which calls
> dma_unmap_single() on already-freed memory.  So we need to switch the
> order of those two operations.
 ...
> Signed-off-by: Justin Maggard <jmaggard@...gear.com>

Applied, thanks Justin.
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