When the EP0 IN buffer is full, don't panic, just skip sending another

[fw/altos] / src / ao_usb.c

diff --git a/src/ao_usb.c b/src/ao_usb.c
index d071fe6febfa8a7a41fc9d0e658774bb337f92e2..f6e0fcf91b54e83e643b46eeec599f5dacce06db 100644 (file)
--- a/src/ao_usb.c
+++ b/src/ao_usb.c
@@ -82,10 +82,11 @@ ao_usb_ep0_flush(void)
        __xdata uint8_t this_len;
        __xdata uint8_t cs0;
 
+       /* If the IN packet hasn't been picked up, just return */
        USBINDEX = 0;
        cs0 = USBCS0;
        if (cs0 & USBCS0_INPKT_RDY)
-               ao_panic(AO_PANIC_USB);
+               return;
 
        this_len = ao_usb_ep0_in_len;
        if (this_len > AO_USB_CONTROL_SIZE)