[Android] Fix NullPointerException

[Nicolas Pomepuy]

vlc-android | branch: master | Nicolas Pomepuy <nicolas at videolabs.io> | Fri Dec  4 11:40:08 2020 +0100| [894f0588793d09ac9dc0d51d3afcf1687b657453] | committer: Nicolas Pomepuy

Fix NullPointerException

> https://code.videolan.org/videolan/vlc-android/commit/894f0588793d09ac9dc0d51d3afcf1687b657453
---

 .../java/org/videolan/television/ui/browser/FileBrowserTvFragment.kt    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/application/television/src/main/java/org/videolan/television/ui/browser/FileBrowserTvFragment.kt b/application/television/src/main/java/org/videolan/television/ui/browser/FileBrowserTvFragment.kt
index 22693efe8..0966eb814 100644
--- a/application/television/src/main/java/org/videolan/television/ui/browser/FileBrowserTvFragment.kt
+++ b/application/television/src/main/java/org/videolan/television/ui/browser/FileBrowserTvFragment.kt
@@ -261,7 +261,7 @@ class FileBrowserTvFragment : BaseBrowserTvFragment<MediaLibraryItem>(), PathAda
     }
 
     private fun togglefavorite() {
-        currentItem.let { item ->
+        currentItem?.let { item ->
             lifecycleScope.launch {
                 val mw = (item as MediaWrapper)
                 withContext(Dispatchers.IO) {