V4L/DVB (7104): stk-sensor.c: make 2 functions static

This patch makes the following needlessly global functions static:
- stk_sensor_outb()
- stk_sensor_inb()

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Acked-by: Jaime Velasco Juan <jsagarribay@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/video/stk-sensor.c b/drivers/media/video/stk-sensor.c
index 1a8692d..e546b01 100644
--- a/drivers/media/video/stk-sensor.c
+++ b/drivers/media/video/stk-sensor.c
@@ -225,7 +225,7 @@
 
 
 /* Returns 0 if OK */
-int stk_sensor_outb(struct stk_camera *dev, u8 reg, u8 val)
+static int stk_sensor_outb(struct stk_camera *dev, u8 reg, u8 val)
 {
 	int i = 0;
 	int tmpval = 0;
@@ -250,7 +250,7 @@
 		return 0;
 }
 
-int stk_sensor_inb(struct stk_camera *dev, u8 reg, u8 *val)
+static int stk_sensor_inb(struct stk_camera *dev, u8 reg, u8 *val)
 {
 	int i = 0;
 	int tmpval = 0;