[Android] Prevent NPE in TV util class

[Geoffrey Métais]

vlc-android | branch: 2.5.x | Geoffrey Métais <geoffrey.metais at gmail.com> | Tue Nov 14 09:31:22 2017 +0100| [e4b5102b9a604c8033e572346eb2a25c61cb43a9] | committer: Geoffrey Métais

Prevent NPE in TV util class

(cherry picked from commit 8ec167e8ceff413d4859a1f8c0cd3b05e1904aa4)

> https://code.videolan.org/videolan/vlc-android/commit/e4b5102b9a604c8033e572346eb2a25c61cb43a9
---

 vlc-android/src/org/videolan/vlc/gui/tv/TvUtil.java | 1 +
 1 file changed, 1 insertion(+)

diff --git a/vlc-android/src/org/videolan/vlc/gui/tv/TvUtil.java b/vlc-android/src/org/videolan/vlc/gui/tv/TvUtil.java
index 64d7470a4..8e2e5d057 100644
--- a/vlc-android/src/org/videolan/vlc/gui/tv/TvUtil.java
+++ b/vlc-android/src/org/videolan/vlc/gui/tv/TvUtil.java
@@ -142,6 +142,7 @@ public class TvUtil {
 
     @RequiresApi(api = Build.VERSION_CODES.JELLY_BEAN_MR1)
     public static void updateBackground(final BackgroundManager bm, Object item) {
+        if (bm == null) return;
         if (item instanceof MediaLibraryItem) {
             final boolean crop = ((MediaLibraryItem) item).getItemType() != MediaLibraryItem.TYPE_MEDIA
                     || ((MediaWrapper)item).getType() == MediaWrapper.TYPE_AUDIO;