[PATCH] of: property: Fix documentation for out values

From: Matti Vaittinen
Date: Tue Nov 12 2019 - 03:17:44 EST


Property fetching functions which return number of successfully fetched
properties should not state that out-values are only modified if 0 is
returned. Fix this.

Signed-off-by: Matti Vaittinen <matti.vaittinen@xxxxxxxxxxxxxxxxx>
---
drivers/of/property.c | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/drivers/of/property.c b/drivers/of/property.c
index d7fa75e31f22..4aae93cdc1ce 100644
--- a/drivers/of/property.c
+++ b/drivers/of/property.c
@@ -164,7 +164,8 @@ EXPORT_SYMBOL_GPL(of_property_read_u64_index);
*
* @np: device node from which the property value is to be read.
* @propname: name of the property to be searched.
- * @out_values: pointer to return value, modified only if return value is 0.
+ * @out_values: pointer to return value, modified only if return value is
+ * greater than 0.
* @sz_min: minimum number of array elements to read
* @sz_max: maximum number of array elements to read, if zero there is no
* upper limit on the number of elements in the dts entry but only
@@ -212,7 +213,8 @@ EXPORT_SYMBOL_GPL(of_property_read_variable_u8_array);
*
* @np: device node from which the property value is to be read.
* @propname: name of the property to be searched.
- * @out_values: pointer to return value, modified only if return value is 0.
+ * @out_values: pointer to return value, modified only if return value is
+ * greater than 0.
* @sz_min: minimum number of array elements to read
* @sz_max: maximum number of array elements to read, if zero there is no
* upper limit on the number of elements in the dts entry but only
@@ -260,7 +262,8 @@ EXPORT_SYMBOL_GPL(of_property_read_variable_u16_array);
*
* @np: device node from which the property value is to be read.
* @propname: name of the property to be searched.
- * @out_values: pointer to return value, modified only if return value is 0.
+ * @out_values: pointer to return value, modified only if return value is
+ * greater than 0.
* @sz_min: minimum number of array elements to read
* @sz_max: maximum number of array elements to read, if zero there is no
* upper limit on the number of elements in the dts entry but only
@@ -334,7 +337,8 @@ EXPORT_SYMBOL_GPL(of_property_read_u64);
*
* @np: device node from which the property value is to be read.
* @propname: name of the property to be searched.
- * @out_values: pointer to return value, modified only if return value is 0.
+ * @out_values: pointer to return value, modified only if return value is
+ * greater than 0.
* @sz_min: minimum number of array elements to read
* @sz_max: maximum number of array elements to read, if zero there is no
* upper limit on the number of elements in the dts entry but only
--
2.21.0


--
Matti Vaittinen, Linux device drivers
ROHM Semiconductors, Finland SWDC
Kiviharjunlenkki 1E
90220 OULU
FINLAND

~~~ "I don't think so," said Rene Descartes. Just then he vanished ~~~
Simon says - in Latin please.
~~~ "non cogito me" dixit Rene Descarte, deinde evanescavit ~~~
Thanks to Simon Glass for the translation =]