leds: eds-pca9532: mark pca9532_event() static

Signed-off-by: Sven Wegener <sven.wegener@stealer.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>
diff --git a/drivers/leds/leds-pca9532.c b/drivers/leds/leds-pca9532.c
index 4064d4f..f0883e6 100644
--- a/drivers/leds/leds-pca9532.c
+++ b/drivers/leds/leds-pca9532.c
@@ -151,8 +151,8 @@
 	return pca9532_setpwm(client, 0, psc, led_cdev->brightness);
 }
 
-int pca9532_event(struct input_dev *dev, unsigned int type, unsigned int code,
-	int value)
+static int pca9532_event(struct input_dev *dev, unsigned int type,
+	unsigned int code, int value)
 {
 	struct pca9532_data *data = input_get_drvdata(dev);