use static urb for ep0

2023-11-17 21:05:07 +08:00
parent 5bbe2a97f2
commit a08097c90e
3 changed files with 8 additions and 10 deletions
--- a/core/usbh_core.c
+++ b/core/usbh_core.c
@@ -672,16 +672,13 @@ int usbh_control_transfer(struct usbh_hubport *hport, struct usb_setup_packet *s
    struct usbh_urb *urb;
    int ret;

-    urb = usb_malloc(sizeof(struct usbh_urb));
-    memset(urb, 0, sizeof(struct usbh_urb));
+    urb = &hport->ep0_urb;

    usbh_control_urb_fill(urb, hport, setup, buffer, setup->wLength, CONFIG_USBHOST_CONTROL_TRANSFER_TIMEOUT, NULL, NULL);
-
    ret = usbh_submit_urb(urb);
    if (ret == 0) {
        ret = urb->actual_length;
    }
-    usb_free(urb);
    return ret;
 }