[dpdk-stable] [PATCH v3] net/ice: fix representor port segmentation fault

[Zhang, Qi Z]

> -----Original Message-----
> From: Wang, Haiyue <haiyue.wang at intel.com>
> Sent: Monday, September 13, 2021 1:47 PM
> To: Yu, DapengX <dapengx.yu at intel.com>; Yang, Qiming
> <qiming.yang at intel.com>; Zhang, Qi Z <qi.z.zhang at intel.com>
> Cc: dev at dpdk.org; stable at dpdk.org
> Subject: RE: [PATCH v3] net/ice: fix representor port segmentation fault
> 
> > -----Original Message-----
> > From: Yu, DapengX <dapengx.yu at intel.com>
> > Sent: Tuesday, September 7, 2021 10:01
> > To: Yang, Qiming <qiming.yang at intel.com>; Zhang, Qi Z
> > <qi.z.zhang at intel.com>
> > Cc: dev at dpdk.org; Wang, Haiyue <haiyue.wang at intel.com>; Yu, DapengX
> > <dapengx.yu at intel.com>; stable at dpdk.org
> > Subject: [PATCH v3] net/ice: fix representor port segmentation fault
> >
> > From: Dapeng Yu <dapengx.yu at 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 at dpdk.org
> >
> > Signed-off-by: Dapeng Yu <dapengx.yu at 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 at intel.com>

Applied to dpdk-next-net-intel.

Thanks
Qi

> 
> > --
> > 2.27.0
>