[Android] AudioUtil: fix getCover crash

[Jean-Baptiste Kempf]

vlc-ports/android | branch: master | Jean-Baptiste Kempf <jb at videolan.org> | Wed Oct 31 19:31:35 2012 +0100| [7573d27b6760a940c57cab595daef6f5b2a5f252] | committer: Jean-Baptiste Kempf

AudioUtil: fix getCover crash

Close #7686

> http://git.videolan.org/gitweb.cgi/vlc-ports/android.git/?a=commit;h=7573d27b6760a940c57cab595daef6f5b2a5f252
---

 vlc-android/src/org/videolan/vlc/gui/audio/AudioUtil.java |   11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/vlc-android/src/org/videolan/vlc/gui/audio/AudioUtil.java b/vlc-android/src/org/videolan/vlc/gui/audio/AudioUtil.java
index a9daccd..e36441d 100644
--- a/vlc-android/src/org/videolan/vlc/gui/audio/AudioUtil.java
+++ b/vlc-android/src/org/videolan/vlc/gui/audio/AudioUtil.java
@@ -151,11 +151,12 @@ public class AudioUtil {
 
     private static String getCoverFromFolder(Context context, Media media) {
         File f = Util.URItoFile(media.getLocation());
-        for (File s : f.getParentFile().listFiles()) {
-            if (s.getAbsolutePath().endsWith("png") ||
-                    s.getAbsolutePath().endsWith("jpg"))
-                return s.getAbsolutePath();
-        }
+        if (f != null && f.getParentFile() != null && f.getParentFile().listFiles() != null)
+            for (File s : f.getParentFile().listFiles()) {
+                if (s.getAbsolutePath().endsWith("png")
+                        || s.getAbsolutePath().endsWith("jpg"))
+                    return s.getAbsolutePath();
+            }
         return null;
     }