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[ISAPNP] Use pool tagging

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This commit is contained in:
Dmitry Borisov 2021-03-04 18:43:19 +06:00
parent 8f44930f91
commit 66c195755c
4 changed files with 11 additions and 17 deletions
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6
drivers/bus/isapnp/hardware.c
View file

@ -531,12 +531,10 @@ ProbeIsaPnpBus(
{
for (LogDev = 0; LogDev <= 0xFF; LogDev++)
{
LogDevice = ExAllocatePool(NonPagedPool, sizeof(ISAPNP_LOGICAL_DEVICE));
LogDevice = ExAllocatePoolZero(NonPagedPool, sizeof(ISAPNP_LOGICAL_DEVICE), TAG_ISAPNP);
if (!LogDevice)
return STATUS_NO_MEMORY;
RtlZeroMemory(LogDevice, sizeof(ISAPNP_LOGICAL_DEVICE));
LogDevice->CSN = Csn;
LogDevice->LDN = LogDev;
@ -548,7 +546,7 @@ ProbeIsaPnpBus(
if (Identifier.VendorId & 0x80)
{
ExFreePool(LogDevice);
ExFreePoolWithTag(LogDevice, TAG_ISAPNP);
return STATUS_SUCCESS;
}

12
drivers/bus/isapnp/isapnp.c
View file

@ -192,11 +192,10 @@ IsaPnpCreateLogicalDeviceRequirements(
/* Allocate memory to store requirements */
ListSize = sizeof(IO_RESOURCE_REQUIREMENTS_LIST)
+ ResourceCount * sizeof(IO_RESOURCE_DESCRIPTOR);
RequirementsList = ExAllocatePool(PagedPool, ListSize);
RequirementsList = ExAllocatePoolZero(PagedPool, ListSize, TAG_ISAPNP);
if (!RequirementsList)
return STATUS_NO_MEMORY;
RtlZeroMemory(RequirementsList, ListSize);
RequirementsList->ListSize = ListSize;
RequirementsList->InterfaceType = Isa;
RequirementsList->AlternativeLists = 1;
@ -347,11 +346,10 @@ IsaPnpCreateLogicalDeviceResources(
/* Allocate memory to store resources */
ListSize = sizeof(CM_RESOURCE_LIST)
+ (ResourceCount - 1) * sizeof(CM_PARTIAL_RESOURCE_DESCRIPTOR);
ResourceList = ExAllocatePool(PagedPool, ListSize);
ResourceList = ExAllocatePoolZero(PagedPool, ListSize, TAG_ISAPNP);
if (!ResourceList)
return STATUS_NO_MEMORY;
RtlZeroMemory(ResourceList, ListSize);
ResourceList->Count = 1;
ResourceList->List[0].InterfaceType = Isa;
ResourceList->List[0].PartialResourceList.Version = 1;
@ -637,11 +635,10 @@ IsaPnpCreateReadPortDORequirements(
ListSize = sizeof(IO_RESOURCE_REQUIREMENTS_LIST)
+ 2 * RTL_NUMBER_OF(Ports) * sizeof(IO_RESOURCE_DESCRIPTOR);
RequirementsList = ExAllocatePool(PagedPool, ListSize);
RequirementsList = ExAllocatePoolZero(PagedPool, ListSize, TAG_ISAPNP);
if (!RequirementsList)
return STATUS_NO_MEMORY;
RtlZeroMemory(RequirementsList, ListSize);
RequirementsList->ListSize = ListSize;
RequirementsList->AlternativeLists = 1;
@ -687,11 +684,10 @@ IsaPnpCreateReadPortDOResources(
ListSize = sizeof(CM_RESOURCE_LIST) +
sizeof(CM_PARTIAL_RESOURCE_DESCRIPTOR) * (RTL_NUMBER_OF(Ports) - 1);
ResourceList = ExAllocatePool(PagedPool, ListSize);
ResourceList = ExAllocatePoolZero(PagedPool, ListSize, TAG_ISAPNP);
if (!ResourceList)
return STATUS_NO_MEMORY;
RtlZeroMemory(ResourceList, ListSize);
ResourceList->Count = 1;
ResourceList->List[0].InterfaceType = Internal;
ResourceList->List[0].PartialResourceList.Version = 1;

2
drivers/bus/isapnp/isapnp.h
View file

@ -17,7 +17,7 @@
extern "C" {
#endif
#define TAG_ISAPNP 'PNPI'
#define TAG_ISAPNP 'pasI'
typedef enum
{

8
drivers/bus/isapnp/pdo.c
View file

@ -29,7 +29,7 @@ IsaPdoQueryDeviceRelations(
if (IrpSp->Parameters.QueryDeviceRelations.Type != TargetDeviceRelation)
return Irp->IoStatus.Status;
DeviceRelations = ExAllocatePool(PagedPool, sizeof(*DeviceRelations));
DeviceRelations = ExAllocatePoolWithTag(PagedPool, sizeof(*DeviceRelations), TAG_ISAPNP);
if (!DeviceRelations)
return STATUS_NO_MEMORY;
@ -127,7 +127,7 @@ IsaPdoQueryId(
if (!Source->Buffer)
return Irp->IoStatus.Status;
Buffer = ExAllocatePool(PagedPool, Source->MaximumLength);
Buffer = ExAllocatePoolWithTag(PagedPool, Source->MaximumLength, TAG_ISAPNP);
if (!Buffer)
return STATUS_NO_MEMORY;
@ -150,7 +150,7 @@ IsaPdoQueryResources(
return Irp->IoStatus.Status;
ListSize = PdoExt->ResourceListSize;
ResourceList = ExAllocatePool(PagedPool, ListSize);
ResourceList = ExAllocatePoolWithTag(PagedPool, ListSize, TAG_ISAPNP);
if (!ResourceList)
return STATUS_NO_MEMORY;
@ -173,7 +173,7 @@ IsaPdoQueryResourceRequirements(
return Irp->IoStatus.Status;
ListSize = PdoExt->RequirementsList->ListSize;
RequirementsList = ExAllocatePool(PagedPool, ListSize);
RequirementsList = ExAllocatePoolWithTag(PagedPool, ListSize, TAG_ISAPNP);
if (!RequirementsList)
return STATUS_NO_MEMORY;