From b70a7474f2c08e8d35bd8479d77ece15acbb6232 Mon Sep 17 00:00:00 2001
From: Pol Henarejos <pol.henarejos@cttc.es>
Date: Sun, 25 Sep 2022 23:35:35 +0200
Subject: [PATCH] Possibly not necessary, as it returns 0 if there is no
 available.

Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
---
 src/usb/usb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/usb/usb.c b/src/usb/usb.c
index 7b38271..058e6af 100644
--- a/src/usb/usb.c
+++ b/src/usb/usb.c
@@ -71,7 +71,7 @@ size_t usb_rx(const uint8_t *buffer, size_t len) {
 
 uint32_t usb_write_flush() {
     int w = 0;
-    if (w_len > 0 && tud_vendor_write_available() > 0) {
+    if (w_len > 0) {
         w = driver_write(tx_buffer+tx_r_offset, MIN(w_len, 64));
         tx_r_offset += w;
         w_len -= w;