[RFC PATCH linux-next] USB: dwc3: dwc3_get_extcon() can be static

[kbuild test robot]

Fixes: 5f0b74e54890 ("USB: dwc3: get extcon device by OF graph bindings")
Signed-off-by: kbuild test robot <fengguang.wu@xxxxxxxxx>
---
 drd.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/dwc3/drd.c b/drivers/usb/dwc3/drd.c
index 2706824..218371f 100644
--- a/drivers/usb/dwc3/drd.c
+++ b/drivers/usb/dwc3/drd.c
@@ -440,7 +440,7 @@ static int dwc3_drd_notifier(struct notifier_block *nb,
 	return NOTIFY_DONE;
 }
 
-struct extcon_dev *dwc3_get_extcon(struct dwc3 *dwc)
+static struct extcon_dev *dwc3_get_extcon(struct dwc3 *dwc)
 {
 	struct device *dev = dwc->dev;
 	struct device_node *np_phy, *np_conn;