fixed memory free

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@552 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

libav/mpegts.c

@@ -294,7 +294,7 @@ static int mpegts_read_close(AVFormatContext *s)
     MpegTSContext *ts = s->priv_data;
     int i;
     for(i=0;i<NB_PID_MAX;i++)
-        av_freep(ts->pids[i]);
+        av_free(ts->pids[i]);
     return 0;
 }