From 764b469e475f44e1dfd8bc262990d6322d10e684 Mon Sep 17 00:00:00 2001
From: Thomas Watson <twatson52@icloud.com>
Date: Sun, 10 Dec 2023 11:12:06 -0600
Subject: [PATCH] AP_HAL_Linux: pass UARTs to AP_HAL in SERIALn order

---
 libraries/AP_HAL_Linux/HAL_Linux_Class.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libraries/AP_HAL_Linux/HAL_Linux_Class.cpp b/libraries/AP_HAL_Linux/HAL_Linux_Class.cpp
index 6618e83bc3..e264ccbdb1 100644
--- a/libraries/AP_HAL_Linux/HAL_Linux_Class.cpp
+++ b/libraries/AP_HAL_Linux/HAL_Linux_Class.cpp
@@ -248,9 +248,9 @@ static CANIface* canDrivers[HAL_NUM_CAN_IFACES];
 HAL_Linux::HAL_Linux() :
     AP_HAL::HAL(
         &uartADriver,
-        &uartBDriver,
-        &uartCDriver,
+        &uartCDriver, // ordering captures the historical use of uartB as SERIAL3
         &uartDDriver,
+        &uartBDriver,
         &uartEDriver,
         &uartFDriver,
         &uartGDriver,