Re: [PATCH] OPP: call of_node_put() on error path in _bandwidth_supported()

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On 06-04-22, 09:40, Dan Carpenter wrote:
> This code does not call of_node_put(opp_np) if of_get_next_available_child()
> returns NULL.  But it should.
> 
> Fixes: 45679f9b508f ("opp: Don't parse icc paths unnecessarily")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> ---
>  drivers/opp/of.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/opp/of.c b/drivers/opp/of.c
> index 440ab5a03df9..95b184fc3372 100644
> --- a/drivers/opp/of.c
> +++ b/drivers/opp/of.c
> @@ -437,11 +437,11 @@ static int _bandwidth_supported(struct device *dev, struct opp_table *opp_table)
>  
>  	/* Checking only first OPP is sufficient */
>  	np = of_get_next_available_child(opp_np, NULL);
> +	of_node_put(opp_np);
>  	if (!np) {
>  		dev_err(dev, "OPP table empty\n");
>  		return -EINVAL;
>  	}
> -	of_node_put(opp_np);
>  
>  	prop = of_find_property(np, "opp-peak-kBps", NULL);
>  	of_node_put(np);

Applied. Thanks.

-- 
viresh



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