On 10/28/2015 07:20 AM, Sascha Hauer wrote:
> On Sun, Oct 25, 2015 at 10:03:29PM +0100, Marc Kleine-Budde wrote:
>> This patch adds the function of_find_path_by_node(), which is similar to
>> of_find_path(), but it translates a device tree node into a barebox device path
>> directly.
>>
>> Signed-off-by: Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx>
>> ---
>> drivers/of/of_path.c | 17 ++++++++++++++++-
>> include/of.h | 1 +
>> 2 files changed, 17 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/of/of_path.c b/drivers/of/of_path.c
>> index ad64bee08af9..690390525919 100644
>> --- a/drivers/of/of_path.c
>> +++ b/drivers/of/of_path.c
>> @@ -126,7 +126,7 @@ static int __of_find_path(struct device_node *node, const char *propname, char *
>>
>> i = 1;
>>
>> - while (1) {
>> + while (propname) {
>> ret = of_property_read_string_index(node, propname, i++, &str);
>> if (ret)
>> break;
>
> Is this hunk intentional? Is this a fix for something?
Yes, it's called with propname == NULL by int of_find_path_by_node():
> +int of_find_path_by_node(struct device_node *node, char **outpath, unsigned flags)
> +{
> + return __of_find_path(node, NULL, outpath, flags);
^^^^
> +}
> +
Marc
--
Pengutronix e.K. | Marc Kleine-Budde |
Industrial Linux Solutions | Phone: +49-231-2826-924 |
Vertretung West/Dortmund | Fax: +49-5121-206917-5555 |
Amtsgericht Hildesheim, HRA 2686 | http://www.pengutronix.de |
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