提交 2c1a31a3 编写于 作者: W Wim ten Have 提交者: Jim Fehlig

xenFormatXLDomainDisks: avoid double free on OOM testing

Fix xlconfigtest runs build for --enable-test-oom on
        Xen XL-2-XML Parse  new-disk

    #0  0x00007ffff3bd791f in raise () from /lib64/libc.so.6
    #1  0x00007ffff3bd951a in abort () from /lib64/libc.so.6
    #2  0x00007ffff3c1b200 in __libc_message () from /lib64/libc.so.6
    #3  0x00007ffff3c2488a in _int_free () from /lib64/libc.so.6
    #4  0x00007ffff3c282bc in free () from /lib64/libc.so.6
    #5  0x00007ffff7864fcb in virFree (ptrptr=ptrptr@entry=0x7fffffffd868) at util/viralloc.c:582
    #6  0x00007ffff78776e5 in virConfFreeValue (val=<optimized out>) at util/virconf.c:178
==> #7  0x0000000000425759 in xenFormatXLDomainDisks (def=0x7fffffffd8c0, def=0x7fffffffd8c0, conf=0x658220)
        at xenconfig/xen_xl.c:1159
    #8  xenFormatXL (def=def@entry=0x66ec20, conn=conn@entry=0x668cf0) at xenconfig/xen_xl.c:1558
    #9  0x000000000040ea1d in testCompareParseXML (replaceVars=<optimized out>,
        xml=0x65f5e0 "/home/wtenhave/WORK/libvirt/history/libvirt/tests/xlconfigdata/test-fullvirt-ovmf.xml",
        xlcfg=0x65f6b0 "/home/wtenhave/WORK/libvirt/history/libvirt/tests/xlconfigdata/test-fullvirt-ovmf.cfg")
        at xlconfigtest.c:105
    #10 testCompareHelper (data=<optimized out>) at xlconfigtest.c:205
    #11 0x000000000041079a in virTestRun (title=title@entry=0x431cf0 "Xen XL-2-XML Parse  fullvirt-ovmf",
        body=body@entry=0x40e720 <testCompareHelper>, data=data@entry=0x7fffffffda50) at testutils.c:247
    #12 0x000000000040ebc2 in mymain () at xlconfigtest.c:256
    #13 0x0000000000411070 in virTestMain (argc=1, argv=0x7fffffffdc08, func=0x40f2c0 <mymain>) at testutils.c:992
    #14 0x00007ffff3bc2401 in __libc_start_main () from /lib64/libc.so.6
    #15 0x000000000040e5da in _start ()

symmetry seems missing its sibbling coded functionality
demonstrated under functions;
        xenFormatXLUSBController()
        xenFormatXLUSB()
        xenFormatXLDomainChannels()
        xenFormatXMDisks
Signed-off-by: NWim ten Have <wim.ten.have@oracle.com>
上级 ae5d7582
......@@ -1132,7 +1132,6 @@ xenFormatXLDisk(virConfValuePtr list, virDomainDiskDefPtr disk)
static int
xenFormatXLDomainDisks(virConfPtr conf, virDomainDefPtr def)
{
int ret = -1;
virConfValuePtr diskVal;
size_t i;
......@@ -1150,15 +1149,19 @@ xenFormatXLDomainDisks(virConfPtr conf, virDomainDefPtr def)
goto cleanup;
}
if (diskVal->list != NULL)
if (virConfSetValue(conf, "disk", diskVal) == 0)
diskVal = NULL;
if (diskVal->list != NULL) {
int ret = virConfSetValue(conf, "disk", diskVal);
diskVal = NULL;
if (ret < 0)
return -1;
}
VIR_FREE(diskVal);
ret = 0;
return 0;
cleanup:
virConfFreeValue(diskVal);
return ret;
return -1;
}
......
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