Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2024-09-10 04:42:00 +00:00
Code Issues Packages Projects Releases Wiki Activity

Check for an valid mdl pointer before calling IoFreeMdl in IoReadWriteCompletion.

Browse source 
svn path=/trunk/; revision=14493
This commit is contained in:
Hartmut Birr 2005-04-04 23:11:19 +00:00
parent 1844746db4
commit f4a430511e
1 changed files with 5 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
reactos/ntoskrnl/io/cleanup.c
View file

@ -1,4 +1,4 @@
/* $Id:$
/* $Id$
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -109,7 +109,10 @@ VOID IoReadWriteCompletion(PDEVICE_OBJECT DeviceObject,
if (DeviceObject->Flags & DO_DIRECT_IO)
{
IoFreeMdl(Irp->MdlAddress);
if (Irp->MdlAddress)
{
IoFreeMdl(Irp->MdlAddress);
}
}
}