change check

x/crosschain/keeper/gas_payment.go

@@ -227,9 +227,9 @@ func (k Keeper) PayGasInERC20AndUpdateCctx(
 	// https://github.com/zeta-chain/node/issues/1303
 	// check if the final gas received after swap matches the gas fee defined
 	// if not there might be issues with the pool liquidity and it is safer from an accounting perspective to return an error
-	//if gasObtained.Cmp(outTxGasFee.BigInt()) != 0 {
-	//	return cosmoserrors.Wrapf(types.ErrInvalidGasAmount, "gas obtained for burn (%s) not equal to gas fee(%s)", gasObtained, outTxGasFee)
-	//}
+	if gasObtained.Cmp(outTxGasFee.BigInt()) == -1 {
+		return cosmoserrors.Wrapf(types.ErrInvalidGasAmount, "gas obtained for burn (%s) is lower than gas fee(%s)", gasObtained, outTxGasFee)
+	}
 
 	// burn the gas ZRC20
 	err = k.fungibleKeeper.CallZRC20Burn(ctx, types.ModuleAddressEVM, gasZRC20, gasObtained, noEthereumTxEvent)