Fix some format specifiers for size_t vs ssize_t

A handful of places used %zd for format specifiers even
though the args was size_t, not ssize_t.

* src/remote/remote_driver.c, src/util/xml.c: s/%zd/%zu/
Signed-off-by: NDaniel P. Berrange <berrange@redhat.com>

src/remote/remote_driver.c

@@ -1839,7 +1839,7 @@ remoteDomainGetSecurityLabel (virDomainPtr domain, virSecurityLabelPtr seclabel)
 
     if (ret.label.label_val != NULL) {
         if (strlen (ret.label.label_val) >= sizeof seclabel->label) {
-            remoteError(VIR_ERR_RPC, _("security label exceeds maximum: %zd"),
+            remoteError(VIR_ERR_RPC, _("security label exceeds maximum: %zu"),
                         sizeof seclabel->label - 1);
             goto cleanup;
         }
@@ -1910,7 +1910,7 @@ remoteNodeGetSecurityModel (virConnectPtr conn, virSecurityModelPtr secmodel)
 
     if (ret.model.model_val != NULL) {
         if (strlen (ret.model.model_val) >= sizeof secmodel->model) {
-            remoteError(VIR_ERR_RPC, _("security model exceeds maximum: %zd"),
+            remoteError(VIR_ERR_RPC, _("security model exceeds maximum: %zu"),
                         sizeof secmodel->model - 1);
             goto cleanup;
         }
@@ -1919,7 +1919,7 @@ remoteNodeGetSecurityModel (virConnectPtr conn, virSecurityModelPtr secmodel)
 
     if (ret.doi.doi_val != NULL) {
         if (strlen (ret.doi.doi_val) >= sizeof secmodel->doi) {
-            remoteError(VIR_ERR_RPC, _("security doi exceeds maximum: %zd"),
+            remoteError(VIR_ERR_RPC, _("security doi exceeds maximum: %zu"),
                         sizeof secmodel->doi - 1);
             goto cleanup;
         }

src/util/xml.c

@@ -107,7 +107,7 @@ virXPathStringLimit(const char *xpath,
 
     if (tmp != NULL && strlen(tmp) >= maxlen) {
         virXMLError(VIR_ERR_INTERNAL_ERROR,
-                    _("\'%s\' value longer than %zd bytes"),
+                    _("\'%s\' value longer than %zu bytes"),
                     xpath, maxlen);
         VIR_FREE(tmp);
         return NULL;