Merge commit 'd16ec1b6'

* commit 'd16ec1b6':
  atrac3plus: always initialize refwaves

The initialization is not needed, the array is never read before
being written to. Its merged anyway for robustness in respect to
future changes
Merged-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/atrac3plus.c

@@ -1575,7 +1575,7 @@ static void decode_tones_amplitude(GetBitContext *gb, Atrac3pChanUnitCtx *ctx,
 {
     int mode, sb, j, i, diff, maxdiff, fi, delta, pred;
     Atrac3pWaveParam *wsrc, *wref;
-    int refwaves[48];
+    int refwaves[48] = { 0 };
     Atrac3pWavesData *dst = ctx->channels[ch_num].tones_info;
     Atrac3pWavesData *ref = ctx->channels[0].tones_info;