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[NPFS]

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- Correctly interpret SeCreateClientSecurity return value in NpInitializeSecurity
- Always charge quota when allocating client context
- Specify explicit 0 tag when freeing allocations with unknown pool tag
- Misc readability fixes

svn path=/trunk/; revision=64839
This commit is contained in:
Thomas Faber 2014-10-20 08:08:50 +00:00
parent 00ee551726
commit 46c2db7796
3 changed files with 14 additions and 9 deletions
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8
reactos/drivers/filesystems/npfs/create.c
View file

@ -736,12 +736,12 @@ NpCreateNewNamedPipe(IN PNP_DCB Dcb,
}
SecurityContext = &AccessState->SubjectSecurityContext;
SeLockSubjectContext(&AccessState->SubjectSecurityContext);
SeLockSubjectContext(SecurityContext);
Status = SeAssignSecurity(0,
Status = SeAssignSecurity(NULL,
AccessState->SecurityDescriptor,
&SecurityDescriptor,
0,
FALSE,
SecurityContext,
IoGetFileObjectGenericMapping(),
PagedPool);
@ -756,7 +756,7 @@ NpCreateNewNamedPipe(IN PNP_DCB Dcb,
Status = ObLogSecurityDescriptor(SecurityDescriptor,
&CachedSecurityDescriptor,
1);
ExFreePool(SecurityDescriptor);
ExFreePoolWithTag(SecurityDescriptor, 0);
if (!NT_SUCCESS(Status))
{

10
reactos/drivers/filesystems/npfs/secursup.c
View file

@ -108,15 +108,19 @@ NpInitializeSecurity(IN PNP_CCB Ccb,
return Status;
}
ClientContext = ExAllocatePoolWithTag(PagedPool, sizeof(*ClientContext), NPFS_CLIENT_SEC_CTX_TAG);
ClientContext = ExAllocatePoolWithQuotaTag(PagedPool | POOL_QUOTA_FAIL_INSTEAD_OF_RAISE,
sizeof(*ClientContext),
NPFS_CLIENT_SEC_CTX_TAG);
Ccb->ClientContext = ClientContext;
if (!ClientContext) return STATUS_INSUFFICIENT_RESOURCES;
Status = SeCreateClientSecurity(Thread, &Ccb->ClientQos, 0, ClientContext);
if (!NT_SUCCESS(Status)) return Status;
if (!NT_SUCCESS(Status))
{
ExFreePool(Ccb->ClientContext);
Ccb->ClientContext = NULL;
}
return Status;
}

3
reactos/drivers/filesystems/npfs/seinfo.c
View file

@ -85,7 +85,8 @@ NpCommonSetSecurityInfo(IN PDEVICE_OBJECT DeviceObject,
if (!NT_SUCCESS(Status)) return Status;
Status = ObLogSecurityDescriptor(TempSecurityDescriptor, &NewSecurityDescriptor, 1);
ExFreePool(TempSecurityDescriptor);
ASSERT(TempSecurityDescriptor != OldSecurityDescriptor);
ExFreePoolWithTag(TempSecurityDescriptor, 0);
if (!NT_SUCCESS(Status)) return Status;