From c4e984ca492e7ee95b66281bf86c9c58b5cb5392 Mon Sep 17 00:00:00 2001
From: Andreas Kling <awesomekling@gmail.com>
Date: Sat, 9 Feb 2019 08:44:46 +0100
Subject: [PATCH] Kernel: Allow mmap() with a size that's not a multiple of
 page size.

We just round it up to the next multiple of page size anyway.
---
 Kernel/Process.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Kernel/Process.cpp b/Kernel/Process.cpp
index e7840fc989..0b33f78221 100644
--- a/Kernel/Process.cpp
+++ b/Kernel/Process.cpp
@@ -162,7 +162,7 @@ void* Process::sys$mmap(const Syscall::SC_mmap_params* params)
     off_t offset = params->offset;
     if (size == 0)
         return (void*)-EINVAL;
-    if ((dword)addr & ~PAGE_MASK || size & ~PAGE_MASK)
+    if ((dword)addr & ~PAGE_MASK)
         return (void*)-EINVAL;
     if (flags & MAP_ANONYMOUS) {
         // FIXME: Implement mapping at a client-specified address. Most of the support is already in plcae.