Re: [PATCH v2] fbdev: omap2: connector-dvi: use of_get_i2c_adapter_by_node interface

[Tomi Valkeinen <tomi.valkeinen@ti.com>]

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On 15/09/15 16:12, Vladimir Zapolskiy wrote:
> This change is needed to properly lock I2C bus driver, which serves DDC.
> 
> Prior to this change i2c_put_adapter() is misused, which may lead to
> an overflow over zero of I2C bus driver user counter.
> 
> Signed-off-by: Vladimir Zapolskiy <vladimir_zapolskiy@mentor.com>
> ---
> Changes from v1 to v2:
> - none, v1 is http://lists.infradead.org/pipermail/linux-arm-kernel/2015-July/354990.html
> 
> The original series http://lists.infradead.org/pipermail/linux-arm-kernel/2015-July/354982.html
> is separated to i2c, dri and fbdev parts, at the moment i2c part
> with new of_get_i2c_adapter_by_node() interface has been applied.
> 
>  drivers/video/fbdev/omap2/displays-new/connector-dvi.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/video/fbdev/omap2/displays-new/connector-dvi.c b/drivers/video/fbdev/omap2/displays-new/connector-dvi.c
> index a8ce920..d811e6d 100644
> --- a/drivers/video/fbdev/omap2/displays-new/connector-dvi.c
> +++ b/drivers/video/fbdev/omap2/displays-new/connector-dvi.c
> @@ -294,7 +294,7 @@ static int dvic_probe_of(struct platform_device *pdev)
>  
>  	adapter_node = of_parse_phandle(node, "ddc-i2c-bus", 0);
>  	if (adapter_node) {
> -		adapter = of_find_i2c_adapter_by_node(adapter_node);
> +		adapter = of_get_i2c_adapter_by_node(adapter_node);
>  		if (adapter == NULL) {
>  			dev_err(&pdev->dev, "failed to parse ddc-i2c-bus\n");
>  			omap_dss_put_device(ddata->in);
> 

Thanks, queued for 4.3 fixes.

 Tomi


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