Bugs item #3081374, was opened at 2010-10-05 11:04
Message generated for change (Tracker Item Submitted) made by dma_k
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Category: Library Functions
Group: 2.2.x
Status: Open
Resolution: None
Priority: 5
Private: No
Submitted By: Dmitry Katsubo (dma_k)
Assigned to: Nobody/Anonymous (nobody)
Summary: Memory leak in OBConversion::InstallStreamFilter()

Initial Comment:
The function OBConversion::InstallStreamFilter() allocates memory in 
src/obconversion.cpp:722:
pLineEndBuf = new LErdbuf(pInStream->rdbuf());
pInStream->rdbuf(pLineEndBuf);
which is never freed. The comment to destructor of std::basic_ios reads: "it 
does not destroy the streambuf held by rdbuf()", so the application is 
responsible for destroying the buffer when pInStream is destroyed. 

valgrind report:
==29705== 2,280 bytes in 57 blocks are definitely lost in loss record 190 of 209
==29705==    at 0x48243C5: operator new(unsigned int) (vg_replace_malloc.c:214)
==29705==    by 0x48FF702: OpenBabel::OBConversion::InstallStreamFilter() (in 
/usr/lib/libopenbabel.so.3.0.3)
==29705==    by 0x48FFF7F: OpenBabel::OBConversion::Read(OpenBabel::OBBase*, 
std::istream*) (in /usr/lib/libopenbabel.so.3.0.3)
==29705==    by 0x4900644: 
OpenBabel::OBConversion::ReadString(OpenBabel::OBBase*, std::string) (in 
/usr/lib/libopenbabel.so.3.0.3)

OpenBabel library sources:
http://ftp.de.debian.org/debian/pool/main/o/openbabel/openbabel_2.2.3.orig.tar.gz

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