Jacek Caban : ntoskrnl.exe: Don' t keep reference to driver created file objects on client side.
Alexandre Julliard
julliard at winehq.org
Fri May 3 15:46:18 CDT 2019
Module: wine
Branch: master
Commit: 7223f11d4ad9c078a15909b72270352b3f41c5bc
URL: https://source.winehq.org/git/wine.git/?a=commit;h=7223f11d4ad9c078a15909b72270352b3f41c5bc
Author: Jacek Caban <jacek at codeweavers.com>
Date: Fri May 3 15:41:18 2019 +0200
ntoskrnl.exe: Don't keep reference to driver created file objects on client side.
Server keeps instead.
Signed-off-by: Jacek Caban <jacek at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/ntoskrnl.exe/ntoskrnl.c | 8 --------
1 file changed, 8 deletions(-)
diff --git a/dlls/ntoskrnl.exe/ntoskrnl.c b/dlls/ntoskrnl.exe/ntoskrnl.c
index bfc8d27..cf5cde9 100644
--- a/dlls/ntoskrnl.exe/ntoskrnl.c
+++ b/dlls/ntoskrnl.exe/ntoskrnl.c
@@ -551,7 +551,6 @@ static void *create_file_object( HANDLE handle )
/* transfer result of IRP back to wineserver */
static NTSTATUS WINAPI dispatch_irp_completion( DEVICE_OBJECT *device, IRP *irp, void *context )
{
- FILE_OBJECT *file = irp->Tail.Overlay.OriginalFileObject;
HANDLE irp_handle = context;
void *out_buff = irp->UserBuffer;
@@ -571,12 +570,6 @@ static NTSTATUS WINAPI dispatch_irp_completion( DEVICE_OBJECT *device, IRP *irp,
}
SERVER_END_REQ;
- if (irp->Flags & IRP_CLOSE_OPERATION)
- {
- ObDereferenceObject( file );
- irp->Tail.Overlay.OriginalFileObject = NULL;
- }
-
if (irp->UserBuffer != irp->AssociatedIrp.SystemBuffer)
{
HeapFree( GetProcessHeap(), 0, irp->UserBuffer );
@@ -618,7 +611,6 @@ static NTSTATUS dispatch_create( const irp_params_t *params, void *in_buff, ULON
if (!(irp = IoAllocateIrp( device->StackSize, FALSE ))) return STATUS_NO_MEMORY;
- ObReferenceObject( file );
irpsp = IoGetNextIrpStackLocation( irp );
irpsp->MajorFunction = IRP_MJ_CREATE;
irpsp->FileObject = file;
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