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Handle possible NULL return from DPCTLDevice_GetMaxWorkGroupSize1d, 2d #1690

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merged 1 commit into from
May 22, 2024
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Handle possible NULL return from DPCTLDevice_GetMaxWorkGroupSize1d, 2d #1690

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14 changes: 13 additions & 1 deletion dpctl/_sycl_device.pyx
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Original file line number Diff line number Diff line change
Expand Up @@ -193,13 +193,21 @@ cdef str _device_type_to_filter_string_part(_device_type DTy):
return "unknown"


cdef void _init_helper(_SyclDevice device, DPCTLSyclDeviceRef DRef):
cdef void _init_helper(_SyclDevice device, DPCTLSyclDeviceRef DRef) except *:
"Populate attributes of device from opaque device reference DRef"
device._device_ref = DRef
device._name = DPCTLDevice_GetName(DRef)
if device._name is NULL:
raise RuntimeError("Descriptor 'name' not available")
device._driver_version = DPCTLDevice_GetDriverVersion(DRef)
if device._driver_version is NULL:
raise RuntimeError("Descriptor 'driver_version' not available")
device._vendor = DPCTLDevice_GetVendor(DRef)
if device._vendor is NULL:
raise RuntimeError("Descriptor 'vendor' not available")
device._max_work_item_sizes = DPCTLDevice_GetMaxWorkItemSizes3d(DRef)
if device._max_work_item_sizes is NULL:
raise RuntimeError("Descriptor 'max_work_item_sizes3d' not available")


@functools.lru_cache(maxsize=None)
Expand Down Expand Up @@ -938,6 +946,8 @@ cdef class SyclDevice(_SyclDevice):
max_work_item_sizes1d = DPCTLDevice_GetMaxWorkItemSizes1d(
self._device_ref
)
if max_work_item_sizes1d is NULL:
raise RuntimeError("error obtaining 'max_work_item_sizes1d'")
s0 = max_work_item_sizes1d[0]
DPCTLSize_t_Array_Delete(max_work_item_sizes1d)
return (s0, )
Expand All @@ -960,6 +970,8 @@ cdef class SyclDevice(_SyclDevice):
max_work_item_sizes2d = DPCTLDevice_GetMaxWorkItemSizes2d(
self._device_ref
)
if max_work_item_sizes2d is NULL:
raise RuntimeError("error obtaining 'max_work_item_sizes2d'")
s0 = max_work_item_sizes2d[0]
s1 = max_work_item_sizes2d[1]
DPCTLSize_t_Array_Delete(max_work_item_sizes2d)
Expand Down