From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sakari Ailus Subject: [PATCH v9 02/12] software node: Make argument to to_software_node const Date: Thu, 3 Oct 2019 15:32:09 +0300 Message-ID: <20191003123219.11237-3-sakari.ailus@linux.intel.com> References: <20191003123219.11237-1-sakari.ailus@linux.intel.com> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20191003123219.11237-1-sakari.ailus@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org To: Petr Mladek , linux-kernel@vger.kernel.org, rafael@kernel.org Cc: Andy Shevchenko , linux-acpi@vger.kernel.org, devicetree@vger.kernel.org, Rob Herring , Heikki Krogerus , Joe Perches List-Id: devicetree@vger.kernel.org to_software_node() does not need to modify the fwnode_handle it operates on; therefore make it const. This allows passing a const fwnode_handle to to_software_node(). Signed-off-by: Sakari Ailus Reviewed-by: Andy Shevchenko Reviewed-by: Heikki Krogerus --- drivers/base/swnode.c | 4 ++-- include/linux/property.h | 3 ++- 2 files changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/base/swnode.c b/drivers/base/swnode.c index a7cb41812cfda..951e7efd47c23 100644 --- a/drivers/base/swnode.c +++ b/drivers/base/swnode.c @@ -71,9 +71,9 @@ software_node_to_swnode(const struct software_node *node) return swnode; } -const struct software_node *to_software_node(struct fwnode_handle *fwnode) +const struct software_node *to_software_node(const struct fwnode_handle *fwnode) { - struct swnode *swnode = to_swnode(fwnode); + const struct swnode *swnode = to_swnode(fwnode); return swnode ? swnode->node : NULL; } diff --git a/include/linux/property.h b/include/linux/property.h index 5a910ad795910..421c76e53708d 100644 --- a/include/linux/property.h +++ b/include/linux/property.h @@ -418,7 +418,8 @@ struct software_node { }; bool is_software_node(const struct fwnode_handle *fwnode); -const struct software_node *to_software_node(struct fwnode_handle *fwnode); +const struct software_node * +to_software_node(const struct fwnode_handle *fwnode); struct fwnode_handle *software_node_fwnode(const struct software_node *node); int software_node_register_nodes(const struct software_node *nodes); -- 2.20.1