From 0763f670435f30087d285077bf24bfbef9f76b11 Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Mon, 24 Feb 2020 09:55:46 +0100
Subject: AK: Make Bitmap use size_t for its size

Also rework its API's to return Optional<size_t> instead of int with -1
as the error value.
---
 Kernel/VM/Region.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'Kernel/VM/Region.cpp')

diff --git a/Kernel/VM/Region.cpp b/Kernel/VM/Region.cpp
index 2c02c045d3..5f399acc72 100644
--- a/Kernel/VM/Region.cpp
+++ b/Kernel/VM/Region.cpp
@@ -164,7 +164,7 @@ u32 Region::cow_pages() const
     if (!m_cow_map)
         return 0;
     u32 count = 0;
-    for (int i = 0; i < m_cow_map->size(); ++i)
+    for (size_t i = 0; i < m_cow_map->size(); ++i)
         count += m_cow_map->get(i);
     return count;
 }
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