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b2c12f5765
Fix xlconfig channel tests when OOM testing is enabled.
TEST: xlconfigtest
32) Xen XL-2-XML Format channel-unix ... OK
Test OOM for nalloc=55 ................................................*** Error in `/home/jfehlig/virt/upstream/libvirt/tests/.libs/xlconfigtest': double free or corruption (fasttop): 0x0000000000679550 ***
...
(gdb) bt
#0 0x00007ffff36875af in raise () from /lib64/libc.so.6
#1 0x00007ffff36889aa in abort () from /lib64/libc.so.6
#2 0x00007ffff36c5150 in __libc_message () from /lib64/libc.so.6
#3 0x00007ffff36cb4f6 in malloc_printerr () from /lib64/libc.so.6
#4 0x00007ffff36cbcee in _int_free () from /lib64/libc.so.6
#5 0x00007ffff782babf in virFree (ptrptr=0x7fffffffdca8) at util/viralloc.c:582
#6 0x000000000042f2f3 in xenParseXLChannel (conf=0x677350, def=0x6815b0) at xenconfig/xen_xl.c:788
#7 0x000000000042f44e in xenParseXL (conf=0x677350, caps=0x6832b0, xmlopt=0x67f6e0) at xenconfig/xen_xl.c:828
#8 0x00000000004105a3 in testCompareFormatXML (
xlcfg=0x6811e0 "/home/jfehlig/virt/upstream/libvirt/tests/xlconfigdata/test-channel-unix.cfg",
xml=0x681110 "/home/jfehlig/virt/upstream/libvirt/tests/xlconfigdata/test-channel-unix.xml", replaceVars=false)
at xlconfigtest.c:152
When a channel is successfully parsed and its path and name fields
assigned from local variables, set the local variables to NULL to
prevent a double free on error.
Signed-off-by: Jim Fehlig <jfehlig@suse.com>