remove the bad error check

bin/node-template/runtime/src/lib.rs

@@ -506,7 +506,6 @@ impl_runtime_apis! {
 			add_benchmark!(params, batches, pallet_timestamp, Timestamp);
 			add_benchmark!(params, batches, pallet_template, TemplateModule);
 
-			if batches.is_empty() { return Err("Benchmark not found for this pallet.".into()) }
 			Ok(batches)
 		}
 	}

bin/node/runtime/src/lib.rs

@@ -1726,7 +1726,6 @@ impl_runtime_apis! {
 			add_benchmark!(params, batches, pallet_utility, Utility);
 			add_benchmark!(params, batches, pallet_vesting, Vesting);
 
-			if batches.is_empty() { return Err("Benchmark not found for this pallet.".into()) }
 			Ok(batches)
 		}
 	}

frame/balances/src/benchmarking.rs

@@ -214,12 +214,6 @@ benchmarks_instance_pallet! {
 		assert_eq!(Balances::<T, I>::free_balance(&user), balance);
 	}
 
-	skip_benchmark {
-		Err(frame_benchmarking::BenchmarkError::Skip)?;
-	}: {
-		Err(frame_benchmarking::BenchmarkError::Skip)?
-	}
-
 	impl_benchmark_test_suite!(
 		Balances,
 		crate::tests_composite::ExtBuilder::default().build(),