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    Annotation of /trunk/audiofile/patches/audiofile-0.3.6-Check-for-division-by-zero-in-BlockCodec-runPull.patch

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    Revision 3077 - (hide annotations) (download)
    Mon Jan 22 12:38:50 2018 UTC (6 years, 3 months ago) by niro
    File size: 826 byte(s) 
    -added several security and build fixes
    1 niro 3077 From: Antonio Larrosa <larrosa@kde.org>
    2     Date: Thu, 9 Mar 2017 10:21:18 +0100
    3     Subject: Check for division by zero in BlockCodec::runPull
    4    
    5     ---
    6     libaudiofile/modules/BlockCodec.cpp | 2 +-
    7     1 file changed, 1 insertion(+), 1 deletion(-)
    8    
    9     diff --git a/libaudiofile/modules/BlockCodec.cpp b/libaudiofile/modules/BlockCodec.cpp
    10     index 4731be1..eb2fb4d 100644
    11     --- a/libaudiofile/modules/BlockCodec.cpp
    12     +++ b/libaudiofile/modules/BlockCodec.cpp
    13     @@ -47,7 +47,7 @@ void BlockCodec::runPull()
    14    
    15     // Read the compressed data.
    16     ssize_t bytesRead = read(m_inChunk->buffer, m_bytesPerPacket * blockCount);
    17     - int blocksRead = bytesRead >= 0 ? bytesRead / m_bytesPerPacket : 0;
    18     + int blocksRead = (bytesRead >= 0 && m_bytesPerPacket > 0) ? bytesRead / m_bytesPerPacket : 0;
    19    
    20     // Decompress into m_outChunk.
    21     for (int i=0; i<blocksRead; i++)