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blob e001133916e2727b190ab442ab1ad8e2f2cbaa72 826 bytes (raw)
name: gnu/packages/patches/audiofile-division-by-zero-BlockCodec-runPull.patch 	 # note: path name is non-authoritative(*)

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From: Antonio Larrosa <larrosa@kde.org>
Date: Thu, 9 Mar 2017 10:21:18 +0100
Subject: Check for division by zero in BlockCodec::runPull

---
 libaudiofile/modules/BlockCodec.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libaudiofile/modules/BlockCodec.cpp b/libaudiofile/modules/BlockCodec.cpp
index 4731be1..eb2fb4d 100644
--- a/libaudiofile/modules/BlockCodec.cpp
+++ b/libaudiofile/modules/BlockCodec.cpp
@@ -47,7 +47,7 @@ void BlockCodec::runPull()
 
 	// Read the compressed data.
 	ssize_t bytesRead = read(m_inChunk->buffer, m_bytesPerPacket * blockCount);
-	int blocksRead = bytesRead >= 0 ? bytesRead / m_bytesPerPacket : 0;
+	int blocksRead = (bytesRead >= 0 && m_bytesPerPacket > 0) ? bytesRead / m_bytesPerPacket : 0;
 
 	// Decompress into m_outChunk.
 	for (int i=0; i<blocksRead; i++)

debug log:

solving e001133916 ...
found e001133916 in https://git.savannah.gnu.org/cgit/guix.git

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