Bernhard Loos : ntoskrnl: irp.AssociatedIrp. SystemBuffer is also used for METHOD_IN/OUT_DIRECT ioctls.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 66e98122b6fdccecac888c4c9a1b97f4f1b5e83f
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=66e98122b6fdccecac888c4c9a...

Author: Bernhard Loos <bernhardloos(a)googlemail.com>
Date:   Fri Nov 18 11:21:14 2011 +0100

ntoskrnl: irp.AssociatedIrp.SystemBuffer is also used for METHOD_IN/OUT_DIRECT ioctls.

---

 dlls/ntoskrnl.exe/ntoskrnl.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/dlls/ntoskrnl.exe/ntoskrnl.c b/dlls/ntoskrnl.exe/ntoskrnl.c
index b00c070..6126c3f 100644
--- a/dlls/ntoskrnl.exe/ntoskrnl.c
+++ b/dlls/ntoskrnl.exe/ntoskrnl.c
@@ -159,6 +159,8 @@ static NTSTATUS process_ioctl( DEVICE_OBJECT *device, ULONG code, void *in_buff,
             return STATUS_NO_MEMORY;
         memcpy( irp.AssociatedIrp.SystemBuffer, in_buff, in_size );
     }
+    else
+        irp.AssociatedIrp.SystemBuffer = in_buff;
     irp.UserBuffer = out_buff;
     irp.MdlAddress = &mdl;
     irp.Tail.Overlay.s.u2.CurrentStackLocation = &irpsp;