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LibAudio: Check if zero-bit padding is actually zero

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This might allow the program to return an error a bit quicker.
This commit is contained in:
Karol Kosek 2021-07-21 15:58:03 +02:00 • committed by Andreas Kling
parent f9b7ea6de9
commit 9c71e43c3f
1 changed files with 4 additions and 1 deletions
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5
Userland/Libraries/LibAudio/FlacLoader.cpp
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@ -512,7 +512,10 @@ FlacSubframeHeader FlacLoaderPlugin::next_subframe_header(InputBitStream& bit_st
}
// zero-bit padding
bit_stream.read_bit_big_endian();
if (bit_stream.read_bit_big_endian() != 0) {
m_error_string = "Zero bit padding";
return {};
};
// subframe type (encoding)
u8 subframe_code = bit_stream.read_bits_big_endian(6);