netdev - Re: [PATCH net] s390/qeth: delay draining the TX buffers

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Message-Id: <20200910.133133.1446679823351648711.davem@davemloft.net>
Date:   Thu, 10 Sep 2020 13:31:33 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     jwi@...ux.ibm.com
Cc:     kuba@...nel.org, netdev@...r.kernel.org,
        linux-s390@...r.kernel.org, hca@...ux.ibm.com,
        ubraun@...ux.ibm.com, kgraul@...ux.ibm.com
Subject: Re: [PATCH net] s390/qeth: delay draining the TX buffers

From: Julian Wiedmann <jwi@...ux.ibm.com>
Date: Thu, 10 Sep 2020 11:05:18 +0200

> Wait until the QDIO data connection is severed. Otherwise the device
> might still be processing the buffers, and end up accessing skb data
> that we already freed.
> 
> Fixes: 8b5026bc1693 ("s390/qeth: fix qdio teardown after early init error")
> Signed-off-by: Julian Wiedmann <jwi@...ux.ibm.com>

Applied.