1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/i2c/chips/pcf8591.c b/drivers/i2c/chips/pcf8591.c
index 3c815b153249..ce420a67560b 100644
--- a/drivers/i2c/chips/pcf8591.c
+++ b/drivers/i2c/chips/pcf8591.c
@@ -166,7 +166,7 @@ static int pcf8591_attach_adapter(struct i2c_adapter *adapter)
 }
 
 /* This function is called by i2c_probe */
-int pcf8591_detect(struct i2c_adapter *adapter, int address, int kind)
+static int pcf8591_detect(struct i2c_adapter *adapter, int address, int kind)
 {
         struct i2c_client *new_client;
         struct pcf8591_data *data;