Re: [PATCHv2 7/7] cros-ec-cec: decrement HDMI device refcount

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On 10/04/2019 11:13, Hans Verkuil wrote:
> The CrosEC CEC driver never decremented the HDMI device refcount.
> CEC drivers only need the HDMI device pointer as a key in the
> notifier list, it never accesses the device, so there is no
> need to keep a reference.
> 
> Signed-off-by: Hans Verkuil <hverkuil-cisco@xxxxxxxxx>
> ---
>  drivers/media/platform/cros-ec-cec/cros-ec-cec.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/media/platform/cros-ec-cec/cros-ec-cec.c b/drivers/media/platform/cros-ec-cec/cros-ec-cec.c
> index 7bc4d8a9af28..068df9888dbf 100644
> --- a/drivers/media/platform/cros-ec-cec/cros-ec-cec.c
> +++ b/drivers/media/platform/cros-ec-cec/cros-ec-cec.c
> @@ -236,6 +236,7 @@ static int cros_ec_cec_get_notifier(struct device *dev,
>  				return -EPROBE_DEFER;
>  
>  			*notify = cec_notifier_get_conn(d, m->conn);
> +			put_device(d);
>  			return 0;
>  		}
>  	}
> 

Reviewed-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>



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