Fix potential NPE if source is released without being prepared

Issue: #2264 ------------- Created by MOE: https://github.com/google/moe MOE_MIGRATED_REVID=143550088
google · Jan 4, 2017 · ae30fe4 · ae30fe4
1 parent 2512bd6
commit ae30fe4
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/library/src/main/java/com/google/android/exoplayer2/source/hls/HlsMediaSource.java b/library/src/main/java/com/google/android/exoplayer2/source/hls/HlsMediaSource.java
@@ -94,8 +94,10 @@ public void releasePeriod(MediaPeriod mediaPeriod) {
 
   @Override
   public void releaseSource() {
-    playlistTracker.release();
-    playlistTracker = null;
+    if (playlistTracker != null) {
+      playlistTracker.release();
+      playlistTracker = null;
+    }
     sourceListener = null;
   }