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-rw-r--r--drivers/core/of_access.c3
-rw-r--r--include/dm/ofnode.h4
2 files changed, 4 insertions, 3 deletions
diff --git a/drivers/core/of_access.c b/drivers/core/of_access.c
index 9960e6b310..3707143ae6 100644
--- a/drivers/core/of_access.c
+++ b/drivers/core/of_access.c
@@ -581,7 +581,8 @@ int of_property_match_string(const struct device_node *np, const char *propname,
* @propname: name of the property to be searched.
* @out_strs: output array of string pointers.
* @sz: number of array elements to read.
- * @skip: Number of strings to skip over at beginning of list.
+ * @skip: Number of strings to skip over at beginning of list (cannot be
+ * negative)
*
* Don't call this function directly. It is a utility helper for the
* of_property_read_string*() family of functions.
diff --git a/include/dm/ofnode.h b/include/dm/ofnode.h
index 0f680e5aa6..0eae8f9a81 100644
--- a/include/dm/ofnode.h
+++ b/include/dm/ofnode.h
@@ -590,11 +590,11 @@ int ofnode_stringlist_search(ofnode node, const char *propname,
*
* @node: node to check
* @propname: name of the property containing the string list
- * @index: index of the string to return
+ * @index: index of the string to return (cannot be negative)
* @lenp: return location for the string length or an error code on failure
*
* @return:
- * length of string, if found or -ve error value if not found
+ * 0 if found or -ve error value if not found
*/
int ofnode_read_string_index(ofnode node, const char *propname, int index,
const char **outp);