From 587d1b334b9368759b2afba3114bc5590e7aee09 Mon Sep 17 00:00:00 2001
From: Peter Lawrence <12226419+majbthrd@users.noreply.github.com>
Date: Sat, 23 Jan 2021 20:19:10 -0600
Subject: [PATCH] rp2040_hcd: check pointer before using

---
 src/portable/raspberrypi/rp2040/hcd_rp2040.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/portable/raspberrypi/rp2040/hcd_rp2040.c b/src/portable/raspberrypi/rp2040/hcd_rp2040.c
index c74578c3c..5ea9c7d53 100644
--- a/src/portable/raspberrypi/rp2040/hcd_rp2040.c
+++ b/src/portable/raspberrypi/rp2040/hcd_rp2040.c
@@ -444,6 +444,7 @@ bool hcd_edpt_xfer(uint8_t rhport, uint8_t dev_addr, uint8_t ep_addr, uint8_t *
     
     // Get appropriate ep. Either EPX or interrupt endpoint
     struct hw_endpoint *ep = get_dev_ep(dev_addr, ep_addr);
+    assert(ep);
 
     if (ep_addr != ep->ep_addr)
     {