From: "Wang, Haiyue" <haiyue.wang@intel.com>
To: "Yu, DapengX" <dapengx.yu@intel.com>,
"Yang, Qiming" <qiming.yang@intel.com>,
"Zhang, Qi Z" <qi.z.zhang@intel.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>, "stable@dpdk.org" <stable@dpdk.org>
Subject: Re: [dpdk-stable] [PATCH v3] net/ice: fix representor port segmentation fault
Date: Mon, 13 Sep 2021 05:46:40 +0000 [thread overview]
Message-ID: <BN8PR11MB3795717792E077BBAEDA11E0F7D99@BN8PR11MB3795.namprd11.prod.outlook.com> (raw)
In-Reply-To: <20210907020033.2113437-1-dapengx.yu@intel.com>
> -----Original Message-----
> From: Yu, DapengX <dapengx.yu@intel.com>
> Sent: Tuesday, September 7, 2021 10:01
> To: Yang, Qiming <qiming.yang@intel.com>; Zhang, Qi Z <qi.z.zhang@intel.com>
> Cc: dev@dpdk.org; Wang, Haiyue <haiyue.wang@intel.com>; Yu, DapengX <dapengx.yu@intel.com>;
> stable@dpdk.org
> Subject: [PATCH v3] net/ice: fix representor port segmentation fault
>
> From: Dapeng Yu <dapengx.yu@intel.com>
>
> If DCF representor port is closed after DCF port is closed, there will
> be segmentation fault because representor accesses the released resource
> of DCF port.
>
> This patch checks if the resource is present before accessing.
>
> Fixes: 5674465a32c8 ("net/ice: add DCF VLAN handling")
> Cc: stable@dpdk.org
>
> Signed-off-by: Dapeng Yu <dapengx.yu@intel.com>
> ---
> V2:
> * Remove (void) to make code clean.
> V3:
> * Only check resource accessibility but not release it.
> ---
> drivers/net/ice/ice_dcf_vf_representor.c | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
Acked-by: Haiyue Wang <haiyue.wang@intel.com>
> --
> 2.27.0
next prev parent reply other threads:[~2021-09-13 5:46 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-02 9:44 [dpdk-stable] [PATCH] " dapengx.yu
2021-09-02 14:45 ` Wang, Haiyue
2021-09-03 3:08 ` Yu, DapengX
2021-09-03 4:37 ` Wang, Haiyue
2021-09-03 5:41 ` [dpdk-stable] [PATCH v2] " dapengx.yu
2021-09-07 2:00 ` [dpdk-stable] [PATCH v3] " dapengx.yu
2021-09-13 5:46 ` Wang, Haiyue [this message]
2021-09-13 5:50 ` Zhang, Qi Z
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