linux-kernel - [PATCH] of: kobj: make of_node_is_(initialized|attached) parameters const

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Date:   Thu, 14 Oct 2021 12:30:23 -0500
From:   Nathan Lynch <nathanl@...ux.ibm.com>
To:     devicetree@...r.kernel.org
Cc:     robh+dt@...nel.org, frowand.list@...il.com,
        linux-kernel@...r.kernel.org
Subject: [PATCH] of: kobj: make of_node_is_(initialized|attached) parameters const

of_node_is_initialized() and of_node_is_attached() don't modify the node
objects passed to them, so those parameters should be const.

Signed-off-by: Nathan Lynch <nathanl@...ux.ibm.com>
---
 drivers/of/kobj.c       | 4 ++--
 drivers/of/of_private.h | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/of/kobj.c b/drivers/of/kobj.c
index 6675b5e56960..7d3853a5a09a 100644
--- a/drivers/of/kobj.c
+++ b/drivers/of/kobj.c
@@ -5,13 +5,13 @@
 #include "of_private.h"
 
 /* true when node is initialized */
-static int of_node_is_initialized(struct device_node *node)
+static int of_node_is_initialized(const struct device_node *node)
 {
 	return node && node->kobj.state_initialized;
 }
 
 /* true when node is attached (i.e. present on sysfs) */
-int of_node_is_attached(struct device_node *node)
+int of_node_is_attached(const struct device_node *node)
 {
 	return node && node->kobj.state_in_sysfs;
 }
diff --git a/drivers/of/of_private.h b/drivers/of/of_private.h
index 75e67b8bb826..9324483397f6 100644
--- a/drivers/of/of_private.h
+++ b/drivers/of/of_private.h
@@ -60,7 +60,7 @@ static inline int of_property_notify(int action, struct device_node *np,
 #endif /* CONFIG_OF_DYNAMIC */
 
 #if defined(CONFIG_OF_KOBJ)
-int of_node_is_attached(struct device_node *node);
+int of_node_is_attached(const struct device_node *node);
 int __of_add_property_sysfs(struct device_node *np, struct property *pp);
 void __of_remove_property_sysfs(struct device_node *np, struct property *prop);
 void __of_update_property_sysfs(struct device_node *np, struct property *newprop,
-- 
2.31.1