diff --git a/drivers/atm/he.c b/drivers/atm/he.c
index 2e3395b7e8c1..ffc4a5a41946 100644
--- a/drivers/atm/he.c
+++ b/drivers/atm/he.c
@@ -3000,8 +3000,7 @@ he_proc_read(struct atm_dev *dev, loff_t *pos, char *page)
 
 /* eeprom routines  -- see 4.7 */
 
-u8
-read_prom_byte(struct he_dev *he_dev, int addr)
+static u8 read_prom_byte(struct he_dev *he_dev, int addr)
 {
 	u32 val = 0, tmp_read = 0;
 	int i, j = 0;