* [dpdk-dev] [PATCH] net/vhost: fix double free of MAC addrs
@ 2018-12-19 4:37 Hideyuki Yamashita
2018-12-19 9:15 ` Tiwei Bie
2018-12-20 18:20 ` Maxime Coquelin
0 siblings, 2 replies; 3+ messages in thread
From: Hideyuki Yamashita @ 2018-12-19 4:37 UTC (permalink / raw)
To: maxime.coquelin, zhihong.wang, tiwei.bie, dev; +Cc: stable, ogawa.yasufumi
The common data freeing has been moved to rte_eth_dev_release_port(),
so freeing mac_addrs like this in eth_dev_close() is unnecessary and
will cause double free.
Fixes: e16adf08e54d ("ethdev: free all common data when releasing port")
Cc: stable@dpdk.org
Signed-off-by: Hideyuki Yamashita <yamashita.hideyuki@po.ntt-tx.co.jp>
Signed-off-by: Yasufumi Ogawa <ogawa.yasufumi@lab.ntt.co.jp>
---
drivers/net/vhost/rte_eth_vhost.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/net/vhost/rte_eth_vhost.c b/drivers/net/vhost/rte_eth_vhost.c
index 42bdfcbd5..b2cda0483 100644
--- a/drivers/net/vhost/rte_eth_vhost.c
+++ b/drivers/net/vhost/rte_eth_vhost.c
@@ -1000,7 +1000,6 @@ eth_dev_close(struct rte_eth_dev *dev)
for (i = 0; i < dev->data->nb_tx_queues; i++)
rte_free(dev->data->tx_queues[i]);
- rte_free(dev->data->mac_addrs);
free(internal->dev_name);
free(internal->iface_name);
rte_free(internal);
--
2.18.0
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [dpdk-dev] [PATCH] net/vhost: fix double free of MAC addrs
2018-12-19 4:37 [dpdk-dev] [PATCH] net/vhost: fix double free of MAC addrs Hideyuki Yamashita
@ 2018-12-19 9:15 ` Tiwei Bie
2018-12-20 18:20 ` Maxime Coquelin
1 sibling, 0 replies; 3+ messages in thread
From: Tiwei Bie @ 2018-12-19 9:15 UTC (permalink / raw)
To: Hideyuki Yamashita
Cc: maxime.coquelin, zhihong.wang, dev, stable, ogawa.yasufumi
On Wed, Dec 19, 2018 at 01:37:18PM +0900, Hideyuki Yamashita wrote:
> The common data freeing has been moved to rte_eth_dev_release_port(),
> so freeing mac_addrs like this in eth_dev_close() is unnecessary and
> will cause double free.
>
> Fixes: e16adf08e54d ("ethdev: free all common data when releasing port")
> Cc: stable@dpdk.org
>
> Signed-off-by: Hideyuki Yamashita <yamashita.hideyuki@po.ntt-tx.co.jp>
> Signed-off-by: Yasufumi Ogawa <ogawa.yasufumi@lab.ntt.co.jp>
> ---
> drivers/net/vhost/rte_eth_vhost.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/drivers/net/vhost/rte_eth_vhost.c b/drivers/net/vhost/rte_eth_vhost.c
> index 42bdfcbd5..b2cda0483 100644
> --- a/drivers/net/vhost/rte_eth_vhost.c
> +++ b/drivers/net/vhost/rte_eth_vhost.c
> @@ -1000,7 +1000,6 @@ eth_dev_close(struct rte_eth_dev *dev)
> for (i = 0; i < dev->data->nb_tx_queues; i++)
> rte_free(dev->data->tx_queues[i]);
>
> - rte_free(dev->data->mac_addrs);
> free(internal->dev_name);
> free(internal->iface_name);
> rte_free(internal);
> --
> 2.18.0
Reviewed-by: Tiwei Bie <tiwei.bie@intel.com>
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [dpdk-dev] [PATCH] net/vhost: fix double free of MAC addrs
2018-12-19 4:37 [dpdk-dev] [PATCH] net/vhost: fix double free of MAC addrs Hideyuki Yamashita
2018-12-19 9:15 ` Tiwei Bie
@ 2018-12-20 18:20 ` Maxime Coquelin
1 sibling, 0 replies; 3+ messages in thread
From: Maxime Coquelin @ 2018-12-20 18:20 UTC (permalink / raw)
To: Hideyuki Yamashita, zhihong.wang, tiwei.bie, dev; +Cc: stable, ogawa.yasufumi
On 12/19/18 5:37 AM, Hideyuki Yamashita wrote:
> The common data freeing has been moved to rte_eth_dev_release_port(),
> so freeing mac_addrs like this in eth_dev_close() is unnecessary and
> will cause double free.
>
> Fixes: e16adf08e54d ("ethdev: free all common data when releasing port")
> Cc: stable@dpdk.org
>
> Signed-off-by: Hideyuki Yamashita <yamashita.hideyuki@po.ntt-tx.co.jp>
> Signed-off-by: Yasufumi Ogawa <ogawa.yasufumi@lab.ntt.co.jp>
> ---
> drivers/net/vhost/rte_eth_vhost.c | 1 -
> 1 file changed, 1 deletion(-)
>
Applied to dpdk-next-virtio.
Maxime
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2018-12-20 18:20 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2018-12-19 4:37 [dpdk-dev] [PATCH] net/vhost: fix double free of MAC addrs Hideyuki Yamashita
2018-12-19 9:15 ` Tiwei Bie
2018-12-20 18:20 ` Maxime Coquelin
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