[libvirt] Memory leak in virInitialize -> vboxRegister -> VBoxCGlueInit

[Richard W.M. Jones]

https://bugzilla.redhat.com/show_bug.cgi?id=847429

Spotted by valgrind:

==2390== 45 bytes in 1 blocks are definitely lost in loss record 68 of 123
==2390==    at 0x4A086DC: malloc (vg_replace_malloc.c:270)
==2390==    by 0x30D060EBA0: _dl_signal_error (in /usr/lib64/ld-2.16.so)
==2390==    by 0x30D0612CF2: _dl_open (in /usr/lib64/ld-2.16.so)
==2390==    by 0x30D1601025: dlopen_doit (in /usr/lib64/libdl-2.16.so)
==2390==    by 0x30D060EDC5: _dl_catch_error (in /usr/lib64/ld-2.16.so)
==2390==    by 0x30D160163B: _dlerror_run (in /usr/lib64/libdl-2.16.so)
==2390==    by 0x30D16010C0: dlopen@@GLIBC_2.2.5 (in /usr/lib64/libdl-2.16.so)
==2390==    by 0x5893994: tryLoadOne (vbox_XPCOMCGlue.c:127)
==2390==    by 0x5893BE2: VBoxCGlueInit (vbox_XPCOMCGlue.c:230)
==2390==    by 0x589407F: vboxRegister (vbox_driver.c:88)
==2390==    by 0x5817568: virInitialize (libvirt.c:450)
==2390==    by 0x5492C02: init_libguestfs (guestfs.c:108)

libvirt-0.10.0-0rc0.fc18.x86_64

libguestfs calls virInitialize, but (since there is no cleanup
function) doesn't do any corresponding cleanup.  Is that correct?

Rich.

-- 
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
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