Re: [PATCH] counter: Stop using dev_get_drvdata() to get the counter device

[Uwe Kleine-König]

On Thu, Feb 17, 2022 at 04:48:50PM +0200, Jarkko Nikula wrote:
> On 2/8/22 03:42, William Breathitt Gray wrote:
> > On Fri, Feb 04, 2022 at 09:25:56AM +0100, Uwe Kleine-König wrote:
> > > dev_get_drvdata() returns NULL since commit b56346ddbd82 ("counter: Use
> > > container_of instead of drvdata to track counter_device") which wrongly
> > > claimed there were no users of drvdata. Convert to container_of() to
> > > fix a null pointer dereference.
> > > 
> > > Reported-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
> > > Fixes: b56346ddbd82 ("counter: Use container_of instead of drvdata to track counter_device")
> > > Signed-off-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>
> > 
> > I'll pick this up and apply it to my tree.
>
> Perhaps late but I hit this same issue, patch here fixes it and I wanted to
> confirm it.
> 
> Tested-by: Jarkko Nikula <jarkko.nikula@xxxxxxxxxxxxxxx>

I wonder if this patch is scheduled for 5.17. Currently it's not even in
next ... :-\

Best regards
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | https://www.pengutronix.de/ |

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