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Added patch to fix protection flags passed to VirtualAlloc call in PageReserve VxDCall.

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This commit is contained in:
Sebastian Lackner
2016-01-09 21:23:38 +01:00
parent 9d5d217c25
commit 0f9f441be7
3 changed files with 45 additions and 0 deletions
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25
patches/vmm.vxd-PageReserve/0001-vmm.vxd-Fix-protection-flags-passed-to-VirtualAlloc.patch Normal file
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@@ -0,0 +1,25 @@
From d0c4bb573627e7e8ea1295bd781ee58c25a8c769 Mon Sep 17 00:00:00 2001
From: Sebastian Lackner <sebastian@fds-team.de>
Date: Sat, 9 Jan 2016 21:20:28 +0100
Subject: vmm.vxd: Fix protection flags passed to VirtualAlloc.
---
dlls/vmm.vxd/vmm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/dlls/vmm.vxd/vmm.c b/dlls/vmm.vxd/vmm.c
index 7327f78..833a8d1 100644
--- a/dlls/vmm.vxd/vmm.c
+++ b/dlls/vmm.vxd/vmm.c
@@ -159,7 +159,7 @@ DWORD WINAPI VMM_VxDCall( DWORD service, CONTEXT *context )
if ( page == PR_PRIVATE || page == PR_SHARED ) page = 0;
/* FIXME: Handle flags in some way */
address = (LPVOID )(page * page_size);
- ret = VirtualAlloc ( address, npages * page_size, MEM_RESERVE, 0 );
+ ret = VirtualAlloc ( address, npages * page_size, MEM_RESERVE, PAGE_EXECUTE_READWRITE );
TRACE("PageReserve: returning: %p\n", ret );
if ( ret == NULL )
return -1;
--
2.6.4

1
patches/vmm.vxd-PageReserve/definition Normal file
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Fixes: [36013] Fix protection flags passed to VirtualAlloc call in PageReserve VxDCall