power: supply: make device_attribute const

Make these const as they are only passed as an argument to the
function device_create_file and device_remove_file and the corresponding
arguments are of type const.
Done using Coccinelle.

Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>

diff --git a/drivers/power/supply/olpc_battery.c b/drivers/power/supply/olpc_battery.c
index fc20ca3..3bc2eea 100644 (file)
--- a/drivers/power/supply/olpc_battery.c
+++ b/drivers/power/supply/olpc_battery.c
@@ -559,7 +559,7 @@ static ssize_t olpc_bat_error_read(struct device *dev,
        return sprintf(buf, "%d\n", ec_byte);
 }
 
-static struct device_attribute olpc_bat_error = {
+static const struct device_attribute olpc_bat_error = {
        .attr = {
                .name = "error",
                .mode = S_IRUGO,