From bf27839aa90a4a90ef4b3e59f2a362d36f1e7051 Mon Sep 17 00:00:00 2001
From: Emmanuel Vadot <manu@FreeBSD.org>
Date: Tue, 9 Aug 2022 15:55:19 +0200
Subject: [PATCH] linuxkpi: Add add_taint stub

Needed by drm-kmod.

Sponsored by:	Beckhoff Automation GmbH & Co. KG
Differential Revision:	https://reviews.freebsd.org/D36112
---
 sys/compat/linuxkpi/common/include/linux/kernel.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sys/compat/linuxkpi/common/include/linux/kernel.h b/sys/compat/linuxkpi/common/include/linux/kernel.h
index 2450c18a569..2c40b2f33c4 100644
--- a/sys/compat/linuxkpi/common/include/linux/kernel.h
+++ b/sys/compat/linuxkpi/common/include/linux/kernel.h
@@ -682,6 +682,8 @@ linux_ratelimited(linux_ratelimit_t *rl)
 
 #define	TAINT_WARN	0
 #define	test_taint(x)	(0)
+#define	add_taint(x,y)	do {	\
+	} while (0)
 
 static inline int
 _h2b(const char c)