Handled address not found during release address as false positive

Author: tamilmani1989

cni/network/network.go

@@ -330,7 +330,8 @@ func (plugin *netPlugin) Delete(args *cniSkel.CmdArgs) error {
 		nwCfg.Ipam.Address = address.IP.String()
 		err = plugin.DelegateDel(nwCfg.Ipam.Type, nwCfg)
 		if err != nil {
-			log.Printf("Failed to release address: %v", err)
+			plugin.Errorf("Failed to release address: %v", err)
+			return err
 		}
 	}
 

ipam/pool.go

@@ -542,13 +542,13 @@ func (ap *addressPool) releaseAddress(address string, options map[string]string)
 
 	// Fail if an address record with a matching ID is not found.
 	if ar == nil || (id != "" && id != ar.ID) {
-		err = errAddressNotFound
-		return err
+		log.Printf("Address not found. Not Returning error")
+		return nil
 	}
 
 	if !ar.InUse {
-		err = errAddressNotInUse
-		return err
+		log.Printf("Address not in use. Not Returning error")
+		return nil
 	}
 
 	if ar.ID != "" {