libavformat/smush.c:170: error: Uninitialized Value
  The value read from palette[_] was never initialized.

libavformat/smush.c:170:13: 
168.         AV_WL16(vst->codec->extradata, subversion);
169.         for (i = 0; i < 256; i++)
170.             AV_WL32(vst->codec->extradata + 2 + i * 4, palette[i]);
                 ^
171.     }
172. 
