remove unnecessary alias origin

bridges/snowbridge/primitives/router/src/inbound/v2.rs

@@ -63,8 +63,6 @@ pub enum ConvertMessageError {
 	InvalidClaimer,
 	/// Invalid foreign ERC20 token ID
 	InvalidAsset,
-	/// The origin could not be added to the interior location of the origin location.
-	InvalidOrigin,
 }
 
 pub trait ConvertMessage {
@@ -176,17 +174,17 @@ where
 			instructions.push(SetAssetClaimer { location: claimer_location });
 		}
 
-		let mut origin_location = Location::new(2, [GlobalConsensus(network)]);
-		if message.origin == GatewayProxyAddress::get() {
-			// If the message origin is the gateway proxy contract, set the origin to
-			// Ethereum, for consistency with v1.
-			instructions.push(AliasOrigin(origin_location));
-		} else {
-			// Set the alias origin to the original sender on Ethereum. Important to be before the
-			// arbitrary XCM that is appended to the message on the next line.
-			origin_location
-				.push_interior(AccountKey20 { key: message.origin.into(), network: None })
-				.map_err(|_| ConvertMessageError::InvalidOrigin)?;
+		// If the message origin is not the gateway proxy contract, set the origin to
+		// the original sender on Ethereum. Important to be before the arbitrary XCM that is
+		// appended to the message on the next line.
+		if message.origin != GatewayProxyAddress::get() {
+			let origin_location = Location::new(
+				2,
+				[
+					GlobalConsensus(network),
+					AccountKey20 { key: message.origin.into(), network: None },
+				],
+			);
 			instructions.push(AliasOrigin(origin_location.into()));
 		}