lgtm On 3/18/20, Michael Niedermayer <mich...@niedermayer.cc> wrote: > Fixes: memleaks > Fixes: > 21084/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5655975492321280 > > Found-by: continuous fuzzing process > https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > --- > libavformat/nsvdec.c | 20 ++++++++++++++------ > 1 file changed, 14 insertions(+), 6 deletions(-) > > diff --git a/libavformat/nsvdec.c b/libavformat/nsvdec.c > index 7aa1b605b0..b5d9313778 100644 > --- a/libavformat/nsvdec.c > +++ b/libavformat/nsvdec.c > @@ -211,6 +211,7 @@ static const AVCodecTag nsv_codec_audio_tags[] = { > > //static int nsv_load_index(AVFormatContext *s); > static int nsv_read_chunk(AVFormatContext *s, int fill_header); > +static int nsv_read_close(AVFormatContext *s); > > /* try to find something we recognize, and set the state accordingly */ > static int nsv_resync(AVFormatContext *s) > @@ -492,25 +493,32 @@ static int nsv_read_header(AVFormatContext *s) > nsv->ahead[0].data = nsv->ahead[1].data = NULL; > > for (i = 0; i < NSV_MAX_RESYNC_TRIES; i++) { > - if (nsv_resync(s) < 0) > - return -1; > + err = nsv_resync(s); > + if (err < 0) > + goto fail; > if (nsv->state == NSV_FOUND_NSVF) { > err = nsv_parse_NSVf_header(s); > if (err < 0) > - return err; > + goto fail; > } > /* we need the first NSVs also... */ > if (nsv->state == NSV_FOUND_NSVS) { > err = nsv_parse_NSVs_header(s); > if (err < 0) > - return err; > + goto fail; > break; /* we just want the first one */ > } > } > - if (s->nb_streams < 1) /* no luck so far */ > - return -1; > + if (s->nb_streams < 1) { /* no luck so far */ > + err = AVERROR_INVALIDDATA; > + goto fail; > + } > + > /* now read the first chunk, so we can attempt to decode more info */ > err = nsv_read_chunk(s, 1); > +fail: > + if (err < 0) > + nsv_read_close(s); > > av_log(s, AV_LOG_TRACE, "parsed header\n"); > return err; > -- > 2.17.1 > > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe". _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
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