From 10096cb60619984eefc628471f219d4723867bb1 Mon Sep 17 00:00:00 2001
From: "Bjoern A. Zeeb" <bz@FreeBSD.org>
Date: Mon, 24 May 2021 18:38:58 +0000
Subject: [PATCH] LinuxKPI: add prandom_u32() as used by wireless drivers.

Sponsored by:	The FreeBSD Foundation
MFC after:	2 weeks
Reviewed by:	hselasky
Differential Revision: https://reviews.freebsd.org/D30435
---
 sys/compat/linuxkpi/common/include/linux/random.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/sys/compat/linuxkpi/common/include/linux/random.h b/sys/compat/linuxkpi/common/include/linux/random.h
index 31d8b996aa0b..12de0e12bc5a 100644
--- a/sys/compat/linuxkpi/common/include/linux/random.h
+++ b/sys/compat/linuxkpi/common/include/linux/random.h
@@ -63,6 +63,15 @@ get_random_long(void)
 	return (val);
 }
 
+static __inline uint32_t
+prandom_u32(void)
+{
+	uint32_t val;
+
+	get_random_bytes(&val, sizeof(val));
+	return (val);
+}
+
 static inline u32
 prandom_u32_max(u32 max)
 {