Instead of allocating the virSecurityLabelDef structure ourselves, we can utilize virSecurityLabelDefNew which even sets the default values for us. Signed-off-by: Michal Privoznik <mprivozn@xxxxxxxxxx> --- src/conf/domain_conf.c | 103 ++++++++++++++++++++++++------------------------- 1 file changed, 50 insertions(+), 53 deletions(-) diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c index 7b90903..de60cd2 100644 --- a/src/conf/domain_conf.c +++ b/src/conf/domain_conf.c @@ -4553,91 +4553,87 @@ virSecurityLabelDefParseXML(xmlXPathContextPtr ctxt, unsigned int flags) { char *p; - virSecurityLabelDefPtr def = NULL; + virSecurityLabelDefPtr seclabel = NULL; - if (VIR_ALLOC(def) < 0) + p = virXPathStringLimit("string(./@model)", + VIR_SECURITY_MODEL_BUFLEN - 1, ctxt); + + if (!(seclabel = virSecurityLabelDefNew(p))) goto error; + /* set seclabelault value */ + seclabel->type = VIR_DOMAIN_SECLABEL_DYNAMIC; + p = virXPathStringLimit("string(./@type)", - VIR_SECURITY_LABEL_BUFLEN-1, ctxt); - if (p == NULL) { - def->type = VIR_DOMAIN_SECLABEL_DYNAMIC; - } else { - def->type = virDomainSeclabelTypeFromString(p); - VIR_FREE(p); - if (def->type <= 0) { + VIR_SECURITY_LABEL_BUFLEN - 1, ctxt); + if (p) { + seclabel->type = virDomainSeclabelTypeFromString(p); + if (seclabel->type <= 0) { virReportError(VIR_ERR_CONFIG_UNSUPPORTED, - "%s", _("invalid security type")); + _("invalid security type '%s'"), p); goto error; } } + if (seclabel->type == VIR_DOMAIN_SECLABEL_STATIC || + seclabel->type == VIR_DOMAIN_SECLABEL_NONE) + seclabel->relabel = false; + + VIR_FREE(p); p = virXPathStringLimit("string(./@relabel)", VIR_SECURITY_LABEL_BUFLEN-1, ctxt); - if (p != NULL) { + if (p) { if (STREQ(p, "yes")) { - def->relabel = true; + seclabel->relabel = true; } else if (STREQ(p, "no")) { - def->relabel = false; + seclabel->relabel = false; } else { virReportError(VIR_ERR_XML_ERROR, _("invalid security relabel value %s"), p); - VIR_FREE(p); goto error; } - VIR_FREE(p); - if (def->type == VIR_DOMAIN_SECLABEL_DYNAMIC && - !def->relabel) { - virReportError(VIR_ERR_CONFIG_UNSUPPORTED, - "%s", _("dynamic label type must use resource relabeling")); - goto error; - } - if (def->type == VIR_DOMAIN_SECLABEL_NONE && - def->relabel) { - virReportError(VIR_ERR_CONFIG_UNSUPPORTED, - "%s", _("resource relabeling is not compatible with 'none' label type")); - goto error; - } - } else { - if (def->type == VIR_DOMAIN_SECLABEL_STATIC || - def->type == VIR_DOMAIN_SECLABEL_NONE) - def->relabel = false; - else - def->relabel = true; } - /* Always parse model */ - p = virXPathStringLimit("string(./@model)", - VIR_SECURITY_MODEL_BUFLEN-1, ctxt); - def->model = p; + if (seclabel->type == VIR_DOMAIN_SECLABEL_DYNAMIC && + !seclabel->relabel) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, + "%s", _("dynamic label type must use resource relabeling")); + goto error; + } + if (seclabel->type == VIR_DOMAIN_SECLABEL_NONE && + seclabel->relabel) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, + "%s", _("resource relabeling is not compatible with 'none' label type")); + goto error; + } /* For the model 'none' none of the following labels is going to be * present. Hence, return now. */ - if (STREQ_NULLABLE(def->model, "none")) { + if (STREQ_NULLABLE(seclabel->model, "none")) { if (flags & VIR_DOMAIN_XML_INACTIVE) { /* Fix older configurations */ - def->type = VIR_DOMAIN_SECLABEL_NONE; - def->relabel = false; + seclabel->type = VIR_DOMAIN_SECLABEL_NONE; + seclabel->relabel = false; } else { - if (def->type != VIR_DOMAIN_SECLABEL_NONE) { + if (seclabel->type != VIR_DOMAIN_SECLABEL_NONE) { virReportError(VIR_ERR_CONFIG_UNSUPPORTED, _("unsupported type='%s' to model 'none'"), - virDomainSeclabelTypeToString(def->type)); + virDomainSeclabelTypeToString(seclabel->type)); goto error; } /* combination of relabel='yes' and type='static' * is checked a few lines above. */ } - return def; + return seclabel; } /* Only parse label, if using static labels, or * if the 'live' VM XML is requested */ - if (def->type == VIR_DOMAIN_SECLABEL_STATIC || + if (seclabel->type == VIR_DOMAIN_SECLABEL_STATIC || (!(flags & VIR_DOMAIN_XML_INACTIVE) && - def->type != VIR_DOMAIN_SECLABEL_NONE)) { + seclabel->type != VIR_DOMAIN_SECLABEL_NONE)) { p = virXPathStringLimit("string(./label[1])", VIR_SECURITY_LABEL_BUFLEN-1, ctxt); if (p == NULL) { @@ -4646,13 +4642,13 @@ virSecurityLabelDefParseXML(xmlXPathContextPtr ctxt, goto error; } - def->label = p; + seclabel->label = p; } /* Only parse imagelabel, if requested live XML with relabeling */ - if (def->relabel && + if (seclabel->relabel && (!(flags & VIR_DOMAIN_XML_INACTIVE) && - def->type != VIR_DOMAIN_SECLABEL_NONE)) { + seclabel->type != VIR_DOMAIN_SECLABEL_NONE)) { p = virXPathStringLimit("string(./imagelabel[1])", VIR_SECURITY_LABEL_BUFLEN-1, ctxt); if (p == NULL) { @@ -4660,20 +4656,21 @@ virSecurityLabelDefParseXML(xmlXPathContextPtr ctxt, "%s", _("security imagelabel is missing")); goto error; } - def->imagelabel = p; + seclabel->imagelabel = p; } /* Only parse baselabel for dynamic label type */ - if (def->type == VIR_DOMAIN_SECLABEL_DYNAMIC) { + if (seclabel->type == VIR_DOMAIN_SECLABEL_DYNAMIC) { p = virXPathStringLimit("string(./baselabel[1])", VIR_SECURITY_LABEL_BUFLEN-1, ctxt); - def->baselabel = p; + seclabel->baselabel = p; } - return def; + return seclabel; error: - virSecurityLabelDefFree(def); + VIR_FREE(p); + virSecurityLabelDefFree(seclabel); return NULL; } -- 1.8.5.5 -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list