diff --git a/src/nwfilter/nwfilter_driver.c b/src/nwfilter/nwfilter_driver.c
index 59d01b452c..2f9a51c405 100644
--- a/src/nwfilter/nwfilter_driver.c
+++ b/src/nwfilter/nwfilter_driver.c
@@ -384,7 +384,7 @@ nwfilterLookupByUUID(virConnectPtr conn,
 {
     virNWFilterObjPtr obj;
     virNWFilterDefPtr def;
-    virNWFilterPtr ret = NULL;
+    virNWFilterPtr nwfilter = NULL;
 
     nwfilterDriverLock();
     obj = nwfilterObjFromNWFilter(uuid);
@@ -397,11 +397,11 @@ nwfilterLookupByUUID(virConnectPtr conn,
     if (virNWFilterLookupByUUIDEnsureACL(conn, def) < 0)
         goto cleanup;
 
-    ret = virGetNWFilter(conn, def->name, def->uuid);
+    nwfilter = virGetNWFilter(conn, def->name, def->uuid);
 
  cleanup:
     virNWFilterObjUnlock(obj);
-    return ret;
+    return nwfilter;
 }
 
 
@@ -411,7 +411,7 @@ nwfilterLookupByName(virConnectPtr conn,
 {
     virNWFilterObjPtr obj;
     virNWFilterDefPtr def;
-    virNWFilterPtr ret = NULL;
+    virNWFilterPtr nwfilter = NULL;
 
     nwfilterDriverLock();
     obj = virNWFilterObjListFindByName(driver->nwfilters, name);
@@ -427,11 +427,11 @@ nwfilterLookupByName(virConnectPtr conn,
     if (virNWFilterLookupByNameEnsureACL(conn, def) < 0)
         goto cleanup;
 
-    ret = virGetNWFilter(conn, def->name, def->uuid);
+    nwfilter = virGetNWFilter(conn, def->name, def->uuid);
 
  cleanup:
     virNWFilterObjUnlock(obj);
-    return ret;
+    return nwfilter;
 }
 
 
@@ -467,7 +467,7 @@ nwfilterConnectListNWFilters(virConnectPtr conn,
 
 static int
 nwfilterConnectListAllNWFilters(virConnectPtr conn,
-                                virNWFilterPtr **filters,
+                                virNWFilterPtr **nwfilters,
                                 unsigned int flags)
 {
     int ret;
@@ -478,7 +478,7 @@ nwfilterConnectListAllNWFilters(virConnectPtr conn,
         return -1;
 
     nwfilterDriverLock();
-    ret = virNWFilterObjListExport(conn, driver->nwfilters, filters,
+    ret = virNWFilterObjListExport(conn, driver->nwfilters, nwfilters,
                                    virConnectListAllNWFiltersCheckACL);
     nwfilterDriverUnlock();
 
@@ -492,7 +492,7 @@ nwfilterDefineXML(virConnectPtr conn,
     virNWFilterDefPtr def;
     virNWFilterObjPtr obj = NULL;
     virNWFilterDefPtr objdef;
-    virNWFilterPtr ret = NULL;
+    virNWFilterPtr nwfilter = NULL;
 
     if (!driver->privileged) {
         virReportError(VIR_ERR_OPERATION_INVALID, "%s",
@@ -520,7 +520,7 @@ nwfilterDefineXML(virConnectPtr conn,
         goto cleanup;
     }
 
-    ret = virGetNWFilter(conn, objdef->name, objdef->uuid);
+    nwfilter = virGetNWFilter(conn, objdef->name, objdef->uuid);
 
  cleanup:
     virNWFilterDefFree(def);
@@ -530,7 +530,7 @@ nwfilterDefineXML(virConnectPtr conn,
     virNWFilterCallbackDriversUnlock();
     virNWFilterUnlockFilterUpdates();
     nwfilterDriverUnlock();
-    return ret;
+    return nwfilter;
 }