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[mpg123] silence library error messages (#2642) 

* mpg123/read_fuzzer: disable error messages from libmpg123

This shall remove any error messages libmpg123 prints out during fuzzing,
leaving only the crash trace at the inevitable end.
This commit is contained in:
Thomas Orgis 2019-07-31 21:57:00 +02:00 committed by jonathanmetzman
parent 6c0fcaf1b2
commit 0a100f4c1c
2 changed files with 5 additions and 2 deletions
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4
projects/mpg123/decode_fuzzer.cc
View File

@ -19,7 +19,9 @@ extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
return 0;
}
ret = mpg123_open_feed(handle);
ret = mpg123_param(handle, MPG123_ADD_FLAGS, MPG123_QUIET, 0.);
if(ret == MPG123_OK)
ret = mpg123_open_feed(handle);
if (ret != MPG123_OK) {
mpg123_delete(handle);
return 0;

3
projects/mpg123/read_fuzzer.c
View File

@ -63,7 +63,8 @@ int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
int error;
mpg123_handle* handle = mpg123_new(NULL, &error);
if (handle == NULL) {
if (handle == NULL || mpg123_param(handle,
MPG123_ADD_FLAGS, MPG123_QUIET, 0.) != MPG123_OK) {
free(outmemory);
fuzzer_release_tmpfile(filename);
return 0;