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LibAudio: Make WavWriter check if a file was set during destruction

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`WavWriter` can be constructed without a file, which should probably be
made impossible at some point. For now, let's not crash `Piano` when you
close the application.
This commit is contained in:
Jelle Raaijmakers 2023-04-25 15:01:00 +02:00 committed by Andreas Kling
parent 1c6c3685c4
commit 0f22dfa634
Notes: sideshowbarker 2024-07-17 08:43:11 +09:00 
Author: https://github.com/gmta
Commit: https://github.com/SerenityOS/serenity/commit/0f22dfa634
Pull-request: https://github.com/SerenityOS/serenity/pull/18503
1 changed files with 1 additions and 1 deletions
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2
Userland/Libraries/LibAudio/WavWriter.cpp
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@ -58,7 +58,7 @@ void WavWriter::finalize()
VERIFY(!m_finalized);
m_finalized = true;
if (m_file->is_open()) {
if (m_file && m_file->is_open()) {
auto result = [&]() -> ErrorOr<void> {
TRY(m_file->seek(0, SeekMode::SetPosition));
return TRY(write_header());