From bedd8fa9be0cec77c984687941e09ce6d2b73740 Mon Sep 17 00:00:00 2001
From: Pierre Schweitzer <pierre@reactos.org>
Date: Wed, 29 Oct 2014 23:10:31 +0000
Subject: [PATCH] [FASTFAT] Now that we start to honor the storage stack (ie,
 without the IopParseDevice hack ;-)), we have to let FSDs forward device
 IOCTLs. This allows back copying files on 1st stage

svn path=/trunk/; revision=65116
---
 reactos/drivers/filesystems/fastfat/iface.c |  1 +
 reactos/drivers/filesystems/fastfat/misc.c  | 12 ++++++++++++
 2 files changed, 13 insertions(+)

diff --git a/reactos/drivers/filesystems/fastfat/iface.c b/reactos/drivers/filesystems/fastfat/iface.c
index 03ddfe887fd..b6d61430b51 100644
--- a/reactos/drivers/filesystems/fastfat/iface.c
+++ b/reactos/drivers/filesystems/fastfat/iface.c
@@ -99,6 +99,7 @@ DriverEntry(
     DriverObject->MajorFunction[IRP_MJ_SET_VOLUME_INFORMATION] = VfatBuildRequest;
     DriverObject->MajorFunction[IRP_MJ_SHUTDOWN] = VfatShutdown;
     DriverObject->MajorFunction[IRP_MJ_LOCK_CONTROL] = VfatBuildRequest;
+    DriverObject->MajorFunction[IRP_MJ_DEVICE_CONTROL] = VfatBuildRequest;
     DriverObject->MajorFunction[IRP_MJ_CLEANUP] = VfatBuildRequest;
     DriverObject->MajorFunction[IRP_MJ_FLUSH_BUFFERS] = VfatBuildRequest;
     DriverObject->MajorFunction[IRP_MJ_PNP] = VfatBuildRequest;
diff --git a/reactos/drivers/filesystems/fastfat/misc.c b/reactos/drivers/filesystems/fastfat/misc.c
index b48ac9028a9..ddd547ff8fe 100644
--- a/reactos/drivers/filesystems/fastfat/misc.c
+++ b/reactos/drivers/filesystems/fastfat/misc.c
@@ -93,6 +93,16 @@ Fail:
     return Status;
 }
 
+static
+NTSTATUS
+VfatDeviceControl(
+    IN PVFAT_IRP_CONTEXT IrpContext)
+{
+    IoSkipCurrentIrpStackLocation(IrpContext->Irp);
+
+    return IoCallDriver(IrpContext->DeviceExt->StorageDevice, IrpContext->Irp);
+}
+
 static
 NTSTATUS
 VfatDispatchRequest(
@@ -127,6 +137,8 @@ VfatDispatchRequest(
             return VfatSetVolumeInformation(IrpContext);
         case IRP_MJ_LOCK_CONTROL:
             return VfatLockControl(IrpContext);
+        case IRP_MJ_DEVICE_CONTROL:
+            return VfatDeviceControl(IrpContext);
         case IRP_MJ_CLEANUP:
             return VfatCleanup(IrpContext);
         case IRP_MJ_FLUSH_BUFFERS: