prlsdkAddDomainVideoInfoCt: Remove pointless cleanup section

'video' will only ever be NULL after the 'cleanup' label thus there's no
need to use 'virDomainVideoDefFree'. In fact we can fully remove the
cleanup section and 'ret' variable by returning directly from failure
points.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>

src/vz/vz_sdk.c

@@ -542,24 +542,19 @@ prlsdkAddDomainVideoInfoCt(virDomainDef *def,
                            virDomainXMLOption *xmlopt)
 {
     virDomainVideoDef *video = NULL;
-    int ret = -1;
 
     if (def->ngraphics == 0)
         return 0;
 
     if (!(video = virDomainVideoDefNew(xmlopt)))
-        goto cleanup;
+        return -1;
 
     video->type = VIR_DOMAIN_VIDEO_TYPE_PARALLELS;
     video->vram = 0;
 
     VIR_APPEND_ELEMENT(def->videos, def->nvideos, video);
 
-    ret = 0;
- cleanup:
-    virDomainVideoDefFree(video);
-
-    return ret;
+    return 0;
 }
 
 static int