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Code Issues Releases Activity

fftools/ffmpeg_demux: fix memory leak when creating tile grid filtergraphs

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If av_packet_side_data_to_frame() fails, graph_str will leak.

Fixes CID 1668266.

Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer
2025-10-31 15:56:40 -03:00
parent acd2cfe2eb
commit 492310ec6e
1 changed files with 8 additions and 3 deletions
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11
fftools/ffmpeg_demux.c
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@@ -1702,17 +1702,22 @@ static int istg_parse_tile_grid(const OptionsContext *o, Demuxer *d, InputStream
ret = av_packet_side_data_to_frame(&opts.side_data, &opts.nb_side_data, sd, 0);
if (ret < 0 && ret != AVERROR(EINVAL))
return ret;
goto fail;
}
ret = fg_create(NULL, &graph_str, d->sch, &opts);
if (ret < 0)
return ret;
goto fail;
istg->fg = filtergraphs[nb_filtergraphs-1];
istg->fg->is_internal = 1;
return 0;
ret = 0;
fail:
if (ret < 0)
av_freep(&graph_str);
return ret;
}
static int istg_add(const OptionsContext *o, Demuxer *d, AVStreamGroup *stg)