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tools/target_dem_fuzzer: Fix packet leak 

Fixes: 32121/clusterfuzz-testcase-minimized-ffmpeg_IO_DEMUXER_fuzzer-4512973109460992

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6055b93379)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2021-03-22 21:58:30 +01:00
parent 45f40cec3a
commit 15f1648f7f
1 changed files with 3 additions and 4 deletions
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7
tools/target_dem_fuzzer.c
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@ -186,10 +186,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
ret = avformat_open_input(&avfmt, filename, fmt, NULL); ret = avformat_open_input(&avfmt, filename, fmt, NULL);
if (ret < 0) { if (ret < 0) {
av_freep(&fuzzed_pb->buffer); goto fail;
av_freep(&fuzzed_pb);
avformat_free_context(avfmt);
return 0;
} }
ret = avformat_find_stream_info(avfmt, NULL); ret = avformat_find_stream_info(avfmt, NULL);
@ -203,10 +200,12 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
av_packet_unref(pkt); av_packet_unref(pkt);
} }
fail:
av_packet_free(&pkt); av_packet_free(&pkt);
av_freep(&fuzzed_pb->buffer); av_freep(&fuzzed_pb->buffer);
avio_context_free(&fuzzed_pb); avio_context_free(&fuzzed_pb);
avformat_close_input(&avfmt); avformat_close_input(&avfmt);
return 0; return 0;
} }