From dd71bcaeb07283385e026c57fd2617f4ab3b279f Mon Sep 17 00:00:00 2001
From: Florian Jung <flo@windfis.ch>
Date: Tue, 13 Apr 2021 00:38:12 +0200
Subject: [PATCH] Corrected expected total descriptor length

---
 Cargo.toml         | 2 +-
 src/midi_device.rs | 6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index ba8516a..604be9d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "usbd-midi"
 version = "0.2.0"
-authors = ["beau trepp <beautrepp@gmail.com>"]
+authors = ["beau trepp <beautrepp@gmail.com>", "Florian Jung <flo@windfis.ch>"]
 edition = "2018"
 description = "A usb-midi implementation for usb-device"
 homepage = "https://github.com/btrepp/usbd-midi"
diff --git a/src/midi_device.rs b/src/midi_device.rs
index 5baa24d..60a9761 100644
--- a/src/midi_device.rs
+++ b/src/midi_device.rs
@@ -117,7 +117,7 @@ impl<B: UsbBus> UsbClass<B> for MidiClass<'_, B> {
         let midi_streaming_start_byte = writer.position();
         let midi_streaming_total_length =
             7 + (self.n_in_jacks + self.n_out_jacks) as usize * (MIDI_IN_SIZE + MIDI_OUT_SIZE) as usize
-            + 9 + (4+self.n_out_jacks as usize) + 9 + (4+self.n_in_jacks as usize);
+            + 7 + (4+self.n_out_jacks as usize) + 7 + (4+self.n_in_jacks as usize);
 
         //Streaming extra info
         writer.write( // len = 7
@@ -190,7 +190,7 @@ impl<B: UsbBus> UsbClass<B> for MidiClass<'_, B> {
             0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 // jack mappings. must be filled in and cropped.
         ];
 
-        writer.endpoint(&self.standard_bulkout)?; // len = 9
+        writer.endpoint(&self.standard_bulkout)?; // len = 7
 
         endpoint_data[1] = self.n_out_jacks;
         for i in 0..self.n_out_jacks {
@@ -201,7 +201,7 @@ impl<B: UsbBus> UsbClass<B> for MidiClass<'_, B> {
             &endpoint_data[0..2+self.n_out_jacks as usize]
         )?;
 
-        writer.endpoint(&self.standard_bulkin)?; // len = 9
+        writer.endpoint(&self.standard_bulkin)?; // len = 7
         endpoint_data[1] = self.n_in_jacks;
         for i in 0..self.n_in_jacks {
             endpoint_data[2 + i as usize] = self.out_jack_id_emb(i);