audiofile/trunk/10_Check-for-division-by-zero-in-BlockCodec-runPull.patch

   1 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++)