Input: gpio-keys-polled - constify pointers to platform data

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

1 files changed, 7 insertions, 7 deletions

diff --git a/drivers/input/keyboard/gpio_keys_polled.c b/drivers/input/keyboard/gpio_keys_polled.c
index 20c8ab172214..2619297f384a 100644
--- a/drivers/input/keyboard/gpio_keys_polled.c
+++ b/drivers/input/keyboard/gpio_keys_polled.c
@@ -38,7 +38,7 @@ struct gpio_keys_button_data {
 struct gpio_keys_polled_dev {
         struct input_polled_dev *poll_dev;
         struct device *dev;
-        struct gpio_keys_platform_data *pdata;
+        const struct gpio_keys_platform_data *pdata;
         struct gpio_keys_button_data data[0];
 };
 
@@ -67,11 +67,11 @@ static void gpio_keys_polled_check_state(struct input_dev *input,
 static void gpio_keys_polled_poll(struct input_polled_dev *dev)
 {
         struct gpio_keys_polled_dev *bdev = dev->private;
-        struct gpio_keys_platform_data *pdata = bdev->pdata;
+        const struct gpio_keys_platform_data *pdata = bdev->pdata;
         struct input_dev *input = dev->input;
         int i;
 
-        for (i = 0; i < bdev->pdata->nbuttons; i++) {
+        for (i = 0; i < pdata->nbuttons; i++) {
                 struct gpio_keys_button_data *bdata = &bdev->data[i];
 
                 if (bdata->count < bdata->threshold)
@@ -85,7 +85,7 @@ static void gpio_keys_polled_poll(struct input_polled_dev *dev)
 static void gpio_keys_polled_open(struct input_polled_dev *dev)
 {
         struct gpio_keys_polled_dev *bdev = dev->private;
-        struct gpio_keys_platform_data *pdata = bdev->pdata;
+        const struct gpio_keys_platform_data *pdata = bdev->pdata;
 
         if (pdata->enable)
                 pdata->enable(bdev->dev);
@@ -94,7 +94,7 @@ static void gpio_keys_polled_open(struct input_polled_dev *dev)
 static void gpio_keys_polled_close(struct input_polled_dev *dev)
 {
         struct gpio_keys_polled_dev *bdev = dev->private;
-        struct gpio_keys_platform_data *pdata = bdev->pdata;
+        const struct gpio_keys_platform_data *pdata = bdev->pdata;
 
         if (pdata->disable)
                 pdata->disable(bdev->dev);
@@ -102,8 +102,8 @@ static void gpio_keys_polled_close(struct input_polled_dev *dev)
 
 static int __devinit gpio_keys_polled_probe(struct platform_device *pdev)
 {
-        struct gpio_keys_platform_data *pdata = pdev->dev.platform_data;
         struct device *dev = &pdev->dev;
+        const struct gpio_keys_platform_data *pdata = dev_get_platdata(dev);
         struct gpio_keys_polled_dev *bdev;
         struct input_polled_dev *poll_dev;
         struct input_dev *input;
@@ -217,7 +217,7 @@ err_free_bdev:
 static int __devexit gpio_keys_polled_remove(struct platform_device *pdev)
 {
         struct gpio_keys_polled_dev *bdev = platform_get_drvdata(pdev);
-        struct gpio_keys_platform_data *pdata = bdev->pdata;
+        const struct gpio_keys_platform_data *pdata = bdev->pdata;
         int i;
 
         input_unregister_polled_device(bdev->poll_dev);