From 930e3ce00d8ad3282a69d3506e73fe1963739de0 Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Fri, 5 Feb 2021 20:04:19 +0100
Subject: [PATCH] Kernel: Don't left-shift 1 (signed) 31 times

Found by KUBSAN :^)
---
 Kernel/Random.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Kernel/Random.h b/Kernel/Random.h
index d7551149ad..a51125a255 100644
--- a/Kernel/Random.h
+++ b/Kernel/Random.h
@@ -110,7 +110,7 @@ private:
         HashType new_key;
         new_key.update(m_key);
         for (size_t i = 0; i < pool_count; ++i) {
-            if (m_reseed_number % (1 << i) == 0) {
+            if (m_reseed_number % (1u << i) == 0) {
                 DigestType digest = m_pools[i].digest();
                 new_key.update(digest.immutable_data(), digest.data_length());
             }