From: "Wang, Xiao W" <xiao.w.wang@intel.com>
To: wangyunjian <wangyunjian@huawei.com>, "dev@dpdk.org" <dev@dpdk.org>
Cc: "Zhang, Qi Z" <qi.z.zhang@intel.com>,
"jerry.lilijun@huawei.com" <jerry.lilijun@huawei.com>,
"xudingke@huawei.com" <xudingke@huawei.com>,
"stable@dpdk.org" <stable@dpdk.org>
Subject: Re: [dpdk-stable] [dpdk-dev] [PATCH] net/fm10k: fix memory leak when Tx thresh check fails
Date: Thu, 8 Oct 2020 01:39:28 +0000 [thread overview]
Message-ID: <BN8PR11MB3795697580B4268DBBB513EDB80B0@BN8PR11MB3795.namprd11.prod.outlook.com> (raw)
In-Reply-To: <e5abe80f99d2b28fd4b57a4066bfe9d25a037217.1602056082.git.wangyunjian@huawei.com>
Hi,
Thanks for the patch.
> -----Original Message-----
> From: wangyunjian <wangyunjian@huawei.com>
> Sent: Wednesday, October 7, 2020 3:37 PM
> To: dev@dpdk.org
> Cc: Zhang, Qi Z <qi.z.zhang@intel.com>; Wang, Xiao W
> <xiao.w.wang@intel.com>; jerry.lilijun@huawei.com;
> xudingke@huawei.com; Yunjian Wang <wangyunjian@huawei.com>;
> stable@dpdk.org
> Subject: [dpdk-dev] [PATCH] net/fm10k: fix memory leak when Tx thresh
> check fails
>
> From: Yunjian Wang <wangyunjian@huawei.com>
>
> In fm10k_tx_queue_setup(), we allocate memory for the queue
> structure but not released when Tx thresh check fails.
>
> Fixes: 98068e0e044e ("fm10k: add Tx queue setup/release")
> Cc: stable@dpdk.org
>
> Signed-off-by: Yunjian Wang <wangyunjian@huawei.com>
> ---
> drivers/net/fm10k/fm10k_ethdev.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/fm10k/fm10k_ethdev.c
> b/drivers/net/fm10k/fm10k_ethdev.c
> index 309637071..c4a6fdf7f 100644
> --- a/drivers/net/fm10k/fm10k_ethdev.c
> +++ b/drivers/net/fm10k/fm10k_ethdev.c
> @@ -2024,8 +2024,10 @@ fm10k_tx_queue_setup(struct rte_eth_dev *dev,
> uint16_t queue_id,
> q->ops = &def_txq_ops;
> q->tail_ptr = (volatile uint32_t *)
> &((uint32_t *)hw->hw_addr)[FM10K_TDT(queue_id)];
> - if (handle_txconf(q, conf))
> + if (handle_txconf(q, conf)) {
> + rte_free(q);
> return -EINVAL;
> + }
>
> /* allocate memory for the software ring */
> q->sw_ring = rte_zmalloc_socket("fm10k sw ring",
> --
> 2.23.0
Acked-by: Xiao Wang <xiao.w.wang@intel.com>
next prev parent reply other threads:[~2020-10-08 1:39 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-07 7:36 wangyunjian
2020-10-08 1:39 ` Wang, Xiao W [this message]
2020-10-08 4:46 ` Zhang, Qi Z
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