Jan 04 2016

hwmon: (ibmaem) constify aem_rw_sensor_template and aem_ro_sensor_template structures 

Author: Julia Lawall <Julia.Lawall@lip6.fr>

The aem_rw_sensor_template and aem_ro_sensor_template structures are never
modified, so declare them as const.

Done with the help of Coccinelle.

Signed-off-by: Julia Lawall 
Signed-off-by: Guenter Roeck 

---
 drivers/hwmon/ibmaem.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)
 
diff --git a/drivers/hwmon/ibmaem.c b/drivers/hwmon/ibmaem.c
index 7a8a6fb..1f64378 100644
--- a/drivers/hwmon/ibmaem.c
+++ b/drivers/hwmon/ibmaem.c
@@ -920,8 +920,8 @@ static ssize_t aem_set_power_period(struct device *dev,
 
 /* Discover sensors on an AEM device */
 static int aem_register_sensors(struct aem_data *data,
-				struct aem_ro_sensor_template *ro,
-				struct aem_rw_sensor_template *rw)
+				const struct aem_ro_sensor_template *ro,
+				const struct aem_rw_sensor_template *rw)
 {
 	struct device *dev = &data->pdev->dev;
 	struct sensor_device_attribute *sensors = data->sensors;
@@ -1020,19 +1020,19 @@ static void aem_remove_sensors(struct aem_data *data)
 /* Sensor probe functions */
 
 /* Description of AEM1 sensors */
-static struct aem_ro_sensor_template aem1_ro_sensors[] = {
+static const struct aem_ro_sensor_template aem1_ro_sensors[] = {
 {"energy1_input",  aem_show_energy, 0},
 {"power1_average", aem_show_power,  0},
 {NULL,		   NULL,	    0},
 };
 
-static struct aem_rw_sensor_template aem1_rw_sensors[] = {
+static const struct aem_rw_sensor_template aem1_rw_sensors[] = {
 {"power1_average_interval", aem_show_power_period, aem_set_power_period, 0},
 {NULL,			    NULL,                  NULL,                 0},
 };
 
 /* Description of AEM2 sensors */
-static struct aem_ro_sensor_template aem2_ro_sensors[] = {
+static const struct aem_ro_sensor_template aem2_ro_sensors[] = {
 {"energy1_input",	  aem_show_energy,	0},
 {"energy2_input",	  aem_show_energy,	1},
 {"power1_average",	  aem_show_power,	0},
@@ -1050,7 +1050,7 @@ static struct aem_ro_sensor_template aem2_ro_sensors[] = {
 {NULL,                    NULL,                 0},
 };
 
-static struct aem_rw_sensor_template aem2_rw_sensors[] = {
+static const struct aem_rw_sensor_template aem2_rw_sensors[] = {
 {"power1_average_interval", aem_show_power_period, aem_set_power_period, 0},
 {"power2_average_interval", aem_show_power_period, aem_set_power_period, 1},
 {NULL,			    NULL,                  NULL,                 0},

qlambert