1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/i2c/chips/pcf8574.c b/drivers/i2c/chips/pcf8574.c
index 2c2555d46fdf..c323c2de236c 100644
--- a/drivers/i2c/chips/pcf8574.c
+++ b/drivers/i2c/chips/pcf8574.c
@@ -115,7 +115,7 @@ static int pcf8574_attach_adapter(struct i2c_adapter *adapter)
 }
 
 /* This function is called by i2c_probe */
-int pcf8574_detect(struct i2c_adapter *adapter, int address, int kind)
+static int pcf8574_detect(struct i2c_adapter *adapter, int address, int kind)
 {
         struct i2c_client *new_client;
         struct pcf8574_data *data;