follow up the chain selector refactor for CCIP plugin, fix potential …

…bug in CR/CW config (#15482)

* fix chain family logic

* add changeset

.changeset/breezy-kings-clean.md

@@ -0,0 +1,5 @@
+---
+"chainlink": patch
+---
+
+Potential bug introduced from chain selector refactor, not causing issue now since only EVM is used, but need to fix #bugfix

core/capabilities/ccip/oraclecreator/plugin.go

@@ -299,7 +299,7 @@ func (i *pluginOracleCreator) createReadersAndWriters(
 	pluginType cctypes.PluginType,
 	config cctypes.OCR3ConfigWithMeta,
 	publicCfg ocr3confighelper.PublicConfig,
-	chainFamily string,
+	destChainFamily string,
 ) (
 	map[cciptypes.ChainSelector]types.ContractReader,
 	map[cciptypes.ChainSelector]types.ContractWriter,
@@ -328,8 +328,8 @@ func (i *pluginOracleCreator) createReadersAndWriters(
 	chainWriters := make(map[cciptypes.ChainSelector]types.ContractWriter)
 	for relayID, relayer := range i.relayers {
 		chainID := relayID.ChainID
-
-		chainSelector, err1 := i.getChainSelector(chainID, chainFamily)
+		relayChainFamily := relayID.Network
+		chainSelector, err1 := i.getChainSelector(chainID, relayChainFamily)
 		if err1 != nil {
 			return nil, nil, fmt.Errorf("failed to get chain selector from chain ID %s: %w", chainID, err1)
 		}
@@ -344,7 +344,7 @@ func (i *pluginOracleCreator) createReadersAndWriters(
 			return nil, nil, err1
 		}
 
-		if chainID == destChainID {
+		if chainID == destChainID && destChainFamily == relayChainFamily {
 			offrampAddressHex := common.BytesToAddress(config.Config.OfframpAddress).Hex()
 			err2 := cr.Bind(ctx, []types.BoundContract{
 				{
@@ -367,7 +367,7 @@ func (i *pluginOracleCreator) createReadersAndWriters(
 			relayer,
 			i.transmitters,
 			execBatchGasLimit,
-			chainFamily)
+			relayChainFamily)
 		if err1 != nil {
 			return nil, nil, err1
 		}