[PATCH 40/75] headers: backport get_random_u16, get_random_u8

Hauke Mehrtens <[email protected]> Fri, 28 Jun 2024 01:47:26 +0200
Newsgroups org.kernel.vger.backports
Message-ID <[email protected]>
From: Felix Fietkau <[email protected]>

Signed-off-by: Felix Fietkau <[email protected]>
---
 backport/backport-include/linux/random.h | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 backport/backport-include/linux/random.h

diff --git a/backport/backport-include/linux/random.h b/backport/backport-include/linux/random.h
new file mode 100644
index 00000000..f4fd47dc
--- /dev/null
+++ b/backport/backport-include/linux/random.h
@@ -0,0 +1,18 @@
+#ifndef __BACKPORT_RANDOM_H
+#define __BACKPORT_RANDOM_H
+#include_next <linux/random.h>
+#include <linux/version.h>
+
+#if LINUX_VERSION_IS_LESS(6,1,0)
+static inline u8 get_random_u8(void)
+{
+	return get_random_u32() & 0xff;
+}
+
+static inline u16 get_random_u16(void)
+{
+	return get_random_u32() & 0xffff;
+}
+#endif
+
+#endif /* __BACKPORT_RANDOM_H */
-- 
2.45.2