[PATCH] usb: gadget: atmel: Add missing null check

[Andrew Goodbody]

Add in the missing null check for udc->driver that is present at other
points in the function before it is dereferenced.

This issue was found by Smatch.

Signed-off-by: Andrew Goodbody <andrew.goodbody at linaro.org>
---
 drivers/usb/gadget/atmel_usba_udc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/gadget/atmel_usba_udc.c b/drivers/usb/gadget/atmel_usba_udc.c
index 72f68dba3a741b7f0aac8ba89b83eefb5e0cce4f..f7a92ded6dab187475249874db37d81a07bf5b9e 100644
--- a/drivers/usb/gadget/atmel_usba_udc.c
+++ b/drivers/usb/gadget/atmel_usba_udc.c
@@ -1147,7 +1147,7 @@ static int usba_udc_irq(struct usba_udc *udc)
 		reset_all_endpoints(udc);
 
 		if (udc->gadget.speed != USB_SPEED_UNKNOWN &&
-		    udc->driver->disconnect) {
+		    udc->driver && udc->driver->disconnect) {
 			udc->gadget.speed = USB_SPEED_UNKNOWN;
 			spin_unlock(&udc->lock);
 			udc->driver->disconnect(&udc->gadget);

---
base-commit: 9710d98e8942151fc0c62d54100d9d27e8263d04
change-id: 20250929-atmel_usba_udc-046059597928

Best regards,
-- 
Andrew Goodbody <andrew.goodbody at linaro.org>