[PATCH v4] vdpa/ifc: fix update_datapath error handling

[Taekyung Kim]

Hi Maxime,

Thanks for your review.

On Tue, Nov 08, 2022 at 02:49:39PM +0100, Maxime Coquelin wrote:
> Hi Taekyung,
> 
> On 11/8/22 09:56, Taekyung Kim wrote:
> > Stop and return the error code when update_datapath fails.
> > update_datapath prepares resources for the vdpa device.
> > The driver should not perform any further actions
> > if update_datapath returns an error.
> > 
> > Fixes: a3f8150eac6d ("net/ifcvf: add ifcvf vDPA driver")
> > Cc: stable at dpdk.org
> > 
> > Signed-off-by: Taekyung Kim <kim.tae.kyung at navercorp.com>
> > ---
> > v4:
> > * Add rte_vdpa_unregister_device in ifcvf_pci_probe
> > 
> > v3:
> > * Fix coding style
> > 
> > v2:
> > * Revert the prepared resources before returning an error
> > * Rebase to 22.11 rc2
> > * Add fixes and cc for backport
> > 
> > ---
> >   drivers/vdpa/ifc/ifcvf_vdpa.c | 27 +++++++++++++++++++++++----
> >   1 file changed, 23 insertions(+), 4 deletions(-)
> > 
> 
> Reviewed-by: Maxime Coquelin <maxime.coquelin at redhat.com>
> 
> Thanks,
> Maxime
>