[FFmpeg-cvslog] avcodec/h264dec: Disable forced small_padding on flag2 fast

[Michael Niedermayer]

ffmpeg | branch: release/4.2 | Michael Niedermayer <michael at niedermayer.cc> | Thu May 28 14:33:58 2020 +0200| [aab78e0c00c8cfca0468276ef00053f36c0ff5d0] | committer: Michael Niedermayer

avcodec/h264dec: Disable forced small_padding on flag2 fast

Fixes: 20978/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_H264_fuzzer-5746381832847360

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=aab78e0c00c8cfca0468276ef00053f36c0ff5d0
---

 libavcodec/h264dec.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/h264dec.c b/libavcodec/h264dec.c
index 8d1bd16a8e..daf113060a 100644
--- a/libavcodec/h264dec.c
+++ b/libavcodec/h264dec.c
@@ -623,7 +623,7 @@ static int decode_nal_units(H264Context *h, const uint8_t *buf, int buf_size)
     }
 
     ret = ff_h2645_packet_split(&h->pkt, buf, buf_size, avctx, h->is_avc, h->nal_length_size,
-                                avctx->codec_id, avctx->flags2 & AV_CODEC_FLAG2_FAST, 0);
+                                avctx->codec_id, 0, 0);
     if (ret < 0) {
         av_log(avctx, AV_LOG_ERROR,
                "Error splitting the input into NAL units.\n");