From e0ac920c87d97c213d25f45d945cbb6288a8143a Mon Sep 17 00:00:00 2001
From: Kevin Backhouse <kevinbackhouse@github.com>
Date: Sun, 12 Mar 2023 10:54:01 +0000
Subject: [PATCH] Suggestion from @neheb

---
 src/matroskavideo.cpp | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/src/matroskavideo.cpp b/src/matroskavideo.cpp
index d9615426..7441ce0a 100644
--- a/src/matroskavideo.cpp
+++ b/src/matroskavideo.cpp
@@ -811,11 +811,9 @@ void MatroskaVideo::decodeBooleanTags(const MatroskaTag* tag, const byte* buf) {
 
   switch (tag->_id) {
     case TrackType:  // this tags is used internally only to deduce the type of track (video or audio)
-      internalMt = Exiv2::find(matroskaTrackType, key);
-      if (internalMt) {
-        stream_ = internalMt->_id;
+      if (auto f = Exiv2::find(matroskaTrackType, key)) {
+        stream_ = f->_id;
       }
-      internalMt = nullptr;
       break;
     case TrackUsed:
       internalMt = Exiv2::find(trackEnable, key);