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[AFD]

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- Fix the allocation size for AFD_ACTIVE_POLL to fix a 1 byte non-paged pool overrun

svn path=/trunk/; revision=54576
This commit is contained in:
Cameron Gutman 2011-12-03 21:34:49 +00:00
parent 17954a4f65
commit 621c5a5680
1 changed files with 1 additions and 4 deletions
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5
reactos/drivers/network/afd/afd/select.c
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@ -163,9 +163,6 @@ AfdSelect( PDEVICE_OBJECT DeviceObject, PIRP Irp,
PFILE_OBJECT FileObject;
PAFD_POLL_INFO PollReq = Irp->AssociatedIrp.SystemBuffer;
PAFD_DEVICE_EXTENSION DeviceExt = DeviceObject->DeviceExtension;
UINT CopySize = IrpSp->Parameters.DeviceIoControl.InputBufferLength;
UINT AllocSize =
CopySize + sizeof(AFD_ACTIVE_POLL) - sizeof(AFD_POLL_INFO);
KIRQL OldIrql;
UINT i, Signalled = 0;
ULONG Exclusive = PollReq->Exclusive;
@ -223,7 +220,7 @@ AfdSelect( PDEVICE_OBJECT DeviceObject, PIRP Irp,
PAFD_ACTIVE_POLL Poll = NULL;
Poll = ExAllocatePool( NonPagedPool, AllocSize );
Poll = ExAllocatePool( NonPagedPool, sizeof(AFD_ACTIVE_POLL) );
if (Poll){
Poll->Irp = Irp;