From da7b5fd4e17f8e44c5590f2d603c01d499f056e6 Mon Sep 17 00:00:00 2001
From: Hugo Villeneuve <hvilleneuve@dimonoff.com>
Date: Mon, 13 Jul 2026 21:26:07 -0400
Subject: [PATCH] serial: 8250_hub6: add missing include for hub6_match_port()

Add missing include to fix compile warning:

  drivers/tty/serial/8250/8250_hub6.c:44:6: warning: no previous prototype for
  'hub6_match_port' [-Wmissing-prototypes]

Fixes: 3d406299d882 ("serial: 8250_hub6: add hub6_match_port()")
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202607110715.VGT2dVVz-lkp@intel.com/
Closes: https://lore.kernel.org/oe-kbuild-all/202607111219.QG9uOW8H-lkp@intel.com/
Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>
Link: https://patch.msgid.link/20260714012610.576746-1-hugo@hugovil.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/tty/serial/8250/8250_hub6.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/tty/serial/8250/8250_hub6.c b/drivers/tty/serial/8250/8250_hub6.c
index eae32c924e29..b6767633c966 100644
--- a/drivers/tty/serial/8250/8250_hub6.c
+++ b/drivers/tty/serial/8250/8250_hub6.c
@@ -7,6 +7,8 @@
 #include <linux/init.h>
 #include <linux/serial_8250.h>
 
+#include "8250.h"
+
 #define HUB6(card, port)						\
 	{								\
 		.iobase		= 0x302,				\