linux-kernel - Re: [PATCH net,2/2] hyperv: Fix RNDIS send

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Message-Id: <20130408.121620.1034249208373430154.davem@davemloft.net>
Date:	Mon, 08 Apr 2013 12:16:20 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	haiyangz@...rosoft.com
Cc:	netdev@...r.kernel.org, kys@...rosoft.com, olaf@...fle.de,
	jasowang@...hat.com, linux-kernel@...r.kernel.org,
	devel@...uxdriverproject.org
Subject: Re: [PATCH net,2/2] hyperv: Fix RNDIS send_completion code path

From: Haiyang Zhang <haiyangz@...rosoft.com>
Date: Fri,  5 Apr 2013 14:44:40 -0700

> In some cases, the VM_PKT_COMP message can arrive later than RNDIS completion
> message, which will free the packet memory. This may cause panic due to access
> to freed memory in netvsc_send_completion().
> 
> This patch fixes this problem by removing rndis_filter_send_request_completion()
> from the code path. The function was a no-op.
> 
> Reported-by: Long Li <longli@...rosoft.com>
> Tested-by: Long Li <longli@...rosoft.com>
> Signed-off-by: Haiyang Zhang <haiyangz@...rosoft.com>
> Reviewed-by: K. Y. Srinivasan <kys@...rosoft.com>

Applied.
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