avcodec/wmavoice: Add FF_CODEC_CAP_INIT_CLEANUP

Fixes: memleaks
Fixes: 18855/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMAVOICE_fuzzer-5687647317524480
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

diff --git a/libavcodec/wmavoice.c b/libavcodec/wmavoice.c
index 5dd9b3dbb7a8cb4d89e10a1fa30113e69549850e..9420d7f0c8fc9ec83c6e72e0bbccd6d4d9139093 100644 (file)
--- a/libavcodec/wmavoice.c
+++ b/libavcodec/wmavoice.c
@@ -2001,5 +2001,6 @@ AVCodec ff_wmavoice_decoder = {
     .close            = wmavoice_decode_end,
     .decode           = wmavoice_decode_packet,
     .capabilities     = AV_CODEC_CAP_SUBFRAMES | AV_CODEC_CAP_DR1 | AV_CODEC_CAP_DELAY,
+    .caps_internal    = FF_CODEC_CAP_INIT_CLEANUP,
     .flush            = wmavoice_flush,
 };