From: Jens Freimann <jfreimann@redhat.com>
To: David Marchand <david.marchand@redhat.com>
Cc: dev@dpdk.org, stable@dpdk.org,
Maxime Coquelin <maxime.coquelin@redhat.com>,
Tiwei Bie <tiwei.bie@intel.com>,
Zhihong Wang <zhihong.wang@intel.com>
Subject: Re: [dpdk-dev] [PATCH] net/virtio: remove useless check on mempool
Date: Thu, 9 May 2019 15:29:01 +0200 [thread overview]
Message-ID: <20190509132901.nvcvz374pi53mnip@jenstp.localdomain> (raw)
In-Reply-To: <1557389028-2462-1-git-send-email-david.marchand@redhat.com>
On Thu, May 09, 2019 at 10:03:48AM +0200, David Marchand wrote:
>This .rx_queue_setup devop is called after ethdev already dereferenced
>the mempool pointer.
>No need to check and we can remove this rte_exit.
>
>Fixes: 48cec290a3d2 ("net/virtio: move queue configure code to proper place")
>Cc: stable@dpdk.org
>
>Signed-off-by: David Marchand <david.marchand@redhat.com>
Agree, the pointer is accessed before in the caller. That said, afaics the
pointer is never checked in rte_eth_rx_queue_setup() before it's
dereferenced...
Reviewed-by: Jens Freimann <jfreimann@redhat.com>
next prev parent reply other threads:[~2019-05-09 13:29 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-09 8:03 David Marchand
2019-05-09 8:03 ` David Marchand
2019-05-09 13:29 ` Jens Freimann [this message]
2019-05-09 13:29 ` Jens Freimann
2019-05-17 8:16 ` David Marchand
2019-05-17 15:08 ` Maxime Coquelin
2019-06-05 12:29 ` Maxime Coquelin
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