On 05/27/2014 06:50 AM, Viresh Kumar wrote:
> All callers of of_init_opp_table() are required to take reference of
> dev->of_node, by initiating calls to of_node_{get|put}(), before and after
> calling of_init_opp_table().
>
> Its better to call these from within of_init_opp_table(), no fun adding
> redundant code to every caller.
>
> Signed-off-by: Viresh Kumar <[email protected]>
> ---
> drivers/base/power/opp.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/drivers/base/power/opp.c b/drivers/base/power/opp.c
> index faae9cf..2b615b9 100644
> --- a/drivers/base/power/opp.c
> +++ b/drivers/base/power/opp.c
> @@ -622,6 +622,9 @@ int of_init_opp_table(struct device *dev)
> const __be32 *val;
> int nr;
>
> + if (!of_node_get(dev->of_node))
> + return -ENODEV;
> +
> prop = of_find_property(dev->of_node, "operating-points", NULL);
> if (!prop)
> return -ENODEV;
> @@ -649,6 +652,7 @@ int of_init_opp_table(struct device *dev)
> nr -= 2;
> }
>
> + of_node_put(dev->of_node);
> return 0;
> }
> EXPORT_SYMBOL_GPL(of_init_opp_table);
>
With the same $subject comment as patch #1:
Acked-by: Nishanth Menon <[email protected]>
--
Regards,
Nishanth Menon
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