X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=blobdiff_plain;f=mono%2Fmetadata%2Ffile-mmap-windows.c;h=59abd6686ffe192285513af90cccac7c23becd7a;hb=HEAD;hp=3cc9124c0854ccf6626e244329df27bd8c5e90ae;hpb=ced1dce6fb73eb9e57d31b30ec3e8d8d971a18dd;p=mono.git

diff --git a/mono/metadata/file-mmap-windows.c b/mono/metadata/file-mmap-windows.c
index 3cc9124c085..59abd6686ff 100644
--- a/mono/metadata/file-mmap-windows.c
+++ b/mono/metadata/file-mmap-windows.c
@@ -1,5 +1,6 @@
-/*
- * file-mmap-windows.c: MemoryMappedFile internal calls for Windows
+/**
+ * \file
+ * MemoryMappedFile internal calls for Windows
  *
  * Copyright 2016 Microsoft
  * Licensed under the MIT license. See LICENSE file in the project root for full license information.
@@ -139,7 +140,7 @@ static void *open_handle (void *handle, MonoString *mapName, int mode, gint64 *c
 	HANDLE result = NULL;
 
 	if (handle == INVALID_HANDLE_VALUE) {
-		if (*capacity <= 0) {
+		if (*capacity <= 0 && mode != FILE_MODE_OPEN) {
 			*error = CAPACITY_MUST_BE_POSITIVE;
 			return NULL;
 		}
@@ -270,6 +271,8 @@ void *mono_mmap_open_file (MonoString *path, int mode, MonoString *mapName, gint
 	result = open_handle (hFile, mapName, mode, capacity, access, options, error);
 
 done:
+	if (hFile != INVALID_HANDLE_VALUE)
+		CloseHandle (hFile);
 	if (!result && delete_on_error)
 		DeleteFileW (w_path);
 	if (w_path)