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path: root/drivers/usb/gadget/udc/fsl_udc_core.c
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Diffstat (limited to 'drivers/usb/gadget/udc/fsl_udc_core.c')
-rw-r--r--drivers/usb/gadget/udc/fsl_udc_core.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/usb/gadget/udc/fsl_udc_core.c b/drivers/usb/gadget/udc/fsl_udc_core.c
index c60022b46a48..6a8969346edd 100644
--- a/drivers/usb/gadget/udc/fsl_udc_core.c
+++ b/drivers/usb/gadget/udc/fsl_udc_core.c
@@ -1249,6 +1249,12 @@ static const struct usb_gadget_ops fsl_gadget_ops = {
.udc_stop = fsl_udc_stop,
};
+/*
+ * Empty complete function used by this driver to fill in the req->complete
+ * field when creating a request since the complete field is mandatory.
+ */
+static void fsl_noop_complete(struct usb_ep *ep, struct usb_request *req) { }
+
/* Set protocol stall on ep0, protocol stall will automatically be cleared
on new transaction */
static void ep0stall(struct fsl_udc *udc)
@@ -1283,7 +1289,7 @@ static int ep0_prime_status(struct fsl_udc *udc, int direction)
req->req.length = 0;
req->req.status = -EINPROGRESS;
req->req.actual = 0;
- req->req.complete = NULL;
+ req->req.complete = fsl_noop_complete;
req->dtd_count = 0;
ret = usb_gadget_map_request(&ep->udc->gadget, &req->req, ep_is_in(ep));
@@ -1366,7 +1372,7 @@ static void ch9getstatus(struct fsl_udc *udc, u8 request_type, u16 value,
req->req.length = 2;
req->req.status = -EINPROGRESS;
req->req.actual = 0;
- req->req.complete = NULL;
+ req->req.complete = fsl_noop_complete;
req->dtd_count = 0;
ret = usb_gadget_map_request(&ep->udc->gadget, &req->req, ep_is_in(ep));