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parallels: Resolve issues with uninitialized 'ret' value

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Added some messaging to indicate possible failure from virXPathULongLong()
as well
This commit is contained in:
John Ferlan 2013-01-08 12:34:13 -05:00 committed by Ján Tomko
parent 71da3b66a8
commit bbf1806f31
1 changed files with 12 additions and 5 deletions
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17
src/parallels/parallels_storage.c
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@ -258,7 +258,7 @@ static int parallelsDiskDescParseNode(xmlDocPtr xml,
virStorageVolDefPtr def)
{
xmlXPathContextPtr ctxt = NULL;
int ret;
int ret = -1;
if (STRNEQ((const char *)root->name, "Parallels_disk_image")) {
virReportError(VIR_ERR_XML_ERROR,
@ -275,11 +275,16 @@ static int parallelsDiskDescParseNode(xmlDocPtr xml,
ctxt->node = root;
if (virXPathULongLong("string(./Disk_Parameters/Disk_size)",
ctxt, &def->capacity))
ret = -1;
ctxt, &def->capacity) < 0) {
virReportError(VIR_ERR_XML_ERROR,
"%s", _("failed to get disk size from "
"the disk descriptor xml"));
goto cleanup;
}
def->capacity <<= 9;
def->allocation = def->capacity;
ret = 0;
cleanup:
xmlXPathFreeContext(ctxt);
return ret;
@ -315,7 +320,8 @@ static int parallelsAddDiskVolume(virStoragePoolObjPtr pool,
def->type = VIR_STORAGE_VOL_FILE;
parallelsDiskDescParse(diskDescPath, def);
if (parallelsDiskDescParse(diskDescPath, def) < 0)
goto error;
if (!(def->target.path = realpath(diskPath, NULL)))
goto no_memory;
@ -330,8 +336,9 @@ static int parallelsAddDiskVolume(virStoragePoolObjPtr pool,
return 0;
no_memory:
virStorageVolDefFree(def);
virReportOOMError();
error:
virStorageVolDefFree(def);
return -1;
}