Hi Jing,
> -Original Message-
> From: Chrisanthus, Anitha
> Sent: Monday, August 23, 2021 4:25 PM
> To: jing yangyang
> Cc: Dea, Edmund J ; David Airlie ;
> Daniel Vetter ; dri-devel@lists.freedesktop.org; linux-
> ker...@vger.kernel.org; jing yangyang ; Zeal
> Robot
> Subject: RE: [PATCH linux-next] : add put_device() after
> of_find_device_by_node()
>
Thanks for the patch. Please add drm/kmb: to the subject line and also correct
the checkpatch warning.
With that ab.
> Acked-by: Anitha Chrisanthus
>
> > -Original Message-
> > From: jing yangyang
> > Sent: Thursday, August 19, 2021 7:10 PM
> > To: Chrisanthus, Anitha
> > Cc: Dea, Edmund J ; David Airlie
> ;
> > Daniel Vetter ; dri-devel@lists.freedesktop.org; linux-
> > ker...@vger.kernel.org; jing yangyang ; Zeal
> > Robot
> > Subject: [PATCH linux-next] : add put_device() after
> of_find_device_by_node()
> >
> > This was found by coccicheck:
> > ./drivers/gpu/drm/kmb/kmb_drv.c:503:2-8:
> > ERROR missing put_device; call of_find_device_by_node on line 490,
> > but without a corresponding object release within this function.
> >
> > Reported-by: Zeal Robot
> > Signed-off-by: jing yangyang
> > ---
> > drivers/gpu/drm/kmb/kmb_drv.c | 7 +--
> > 1 file changed, 5 insertions(+), 2 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/kmb/kmb_drv.c
> > b/drivers/gpu/drm/kmb/kmb_drv.c
> > index f54392e..58495a9 100644
> > --- a/drivers/gpu/drm/kmb/kmb_drv.c
> > +++ b/drivers/gpu/drm/kmb/kmb_drv.c
> > @@ -500,8 +500,10 @@ static int kmb_probe(struct platform_device *pdev)
> > ret = kmb_dsi_host_bridge_init(get_device(&dsi_pdev->dev));
> >
> > if (ret == -EPROBE_DEFER) {
> > + put_device(&dsi_pdev->dev);
> > return -EPROBE_DEFER;
> > } else if (ret) {
> > + put_device(&dsi_pdev->dev);
> > DRM_ERROR("probe failed to initialize DSI host bridge\n");
> > return ret;
> > }
> > @@ -509,9 +511,10 @@ static int kmb_probe(struct platform_device *pdev)
> > /* Create DRM device */
> > kmb = devm_drm_dev_alloc(dev, &kmb_driver,
> > struct kmb_drm_private, drm);
> > - if (IS_ERR(kmb))
> > + if (IS_ERR(kmb)) {
> > + put_device(&dsi_pdev->dev);
> > return PTR_ERR(kmb);
> > -
> > + }
> > dev_set_drvdata(dev, &kmb->drm);
> >
> > /* Initialize MIPI DSI */
> > --
> > 1.8.3.1
> >
