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From: Jens Freimann <jfreimann@redhat.com>
To: Stephen Hemminger <stephen@networkplumber.org>
Cc: dev@dpdk.org, stable@dpdk.org, maxime.coquelin@redhat.com
Subject: Re: [dpdk-dev] [PATCH v2] virtio: fix buffer leak on vlan insert
Date: Mon, 8 Apr 2019 11:21:57 +0200	[thread overview]
Message-ID: <20190408092157.6d452opyioqp5fkd@jenstp.localdomain> (raw)
Message-ID: <20190408092157.JaOKN3Hr4u9a2lW1IcsWYPsub2aYBPMEEDphSFlSBEw@z> (raw)
In-Reply-To: <20190405163115.5068-1-stephen@networkplumber.org>

On Fri, Apr 05, 2019 at 09:31:15AM -0700, Stephen Hemminger wrote:
>The function rte_vlan_insert may allocate a new buffer for the
>vlan header and return a different mbuf than originally passed.
>In this case, the stored mbuf in txm[] array could point to wrong
>buffer.
>
>Fixes: dd856dfcb9e7 ("virtio: use any layout on Tx")
>Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
>---
>v2 - catch a couple more places.
>     The virtio code needs some refactoring to not have 3 copies of same
>     loop...
>
> drivers/net/virtio/virtio_rxtx.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>

Added stable@ back to Cc list as it was for v1. 

Reviewed-by: Jens Freimann <jfreimann@redhat.com>



  parent reply	other threads:[~2019-04-08  9:22 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-05  0:03 [dpdk-dev] [PATCH] " Stephen Hemminger
2019-04-05  0:03 ` Stephen Hemminger
2019-04-05  7:43 ` Jens Freimann
2019-04-05  7:43   ` Jens Freimann
2019-04-05 16:31 ` [dpdk-dev] [PATCH v2] " Stephen Hemminger
2019-04-05 16:31   ` Stephen Hemminger
2019-04-08  9:21   ` Jens Freimann [this message]
2019-04-08  9:21     ` Jens Freimann
2019-04-17  7:16   ` Maxime Coquelin
2019-04-17  7:16     ` Maxime Coquelin
2019-04-17  7:56   ` Maxime Coquelin
2019-04-17  7:56     ` Maxime Coquelin

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