From e58e134b42418e84fb32bb19456c5c9a3bdf616e Mon Sep 17 00:00:00 2001 From: NIIBE Yutaka Date: Fri, 20 Dec 2019 08:24:26 +0900 Subject: [PATCH] Fix EP0 receiving more packets. Signed-off-by: NIIBE Yutaka --- mcu/usb-st-common.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/mcu/usb-st-common.c b/mcu/usb-st-common.c index 58fe4fc..9031e82 100644 --- a/mcu/usb-st-common.c +++ b/mcu/usb-st-common.c @@ -864,6 +864,8 @@ usb_lld_ctrl_recv (struct usb_dev *dev, void *p, size_t len) struct ctrl_data *data_p = &dev->ctrl_data; data_p->addr = p; data_p->len = len; + if (len > USB_MAX_PACKET_SIZE) + len = USB_MAX_PACKET_SIZE; dev->state = OUT_DATA; ep_set_rx_status (ENDP0, EP_RX_VALID); return USB_EVENT_OK;