diff --git a/drivers/extcon/extcon-adc-jack.c b/drivers/extcon/extcon-adc-jack.c
index 5bf08ec..7fc0ae1 100644
--- a/drivers/extcon/extcon-adc-jack.c
+++ b/drivers/extcon/extcon-adc-jack.c
@@ -40,7 +40,7 @@
 struct adc_jack_data {
 	struct extcon_dev *edev;
 
-	const char **cable_names;
+	const unsigned int **cable_names;
 	struct adc_jack_cond *adc_conditions;
 	int num_conditions;