From be884585852e7d8336e765504399972b3034a89f Mon Sep 17 00:00:00 2001
From: Lee Jones <lee@kernel.org>
Date: Thu, 20 Apr 2023 08:27:17 +0100
Subject: [PATCH] mailbox: mailbox-test: Explicitly include header for spinlock
 support

Presently the support appears to be implied.

Signed-off-by: Lee Jones <lee@kernel.org>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
---
 drivers/mailbox/mailbox-test.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/mailbox/mailbox-test.c b/drivers/mailbox/mailbox-test.c
index 4555d678fadd..51e62817f243 100644
--- a/drivers/mailbox/mailbox-test.c
+++ b/drivers/mailbox/mailbox-test.c
@@ -16,6 +16,7 @@
 #include <linux/platform_device.h>
 #include <linux/poll.h>
 #include <linux/slab.h>
+#include <linux/spinlock.h>
 #include <linux/uaccess.h>
 #include <linux/sched/signal.h>