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Defined in 1 files as a function:

Referenced in 7 files:

Smatch caller information:

drivers/virt/coco/sev-guest/sev-guest.c sev_report_new() -> guid_is_null()

Type Parameter Key Value
PARAM_VALUE 0 guid 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
LOCK2 &buffer->mutex
LOCK2 &frag->frag_sem
LOCK2 _T->lock
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct configfs_buffer)->mutex
TYPE_LOCK (struct configfs_fragment)->frag_sem

drivers/virt/coco/sev-guest/sev-guest.c sev_svsm_report_new() -> guid_is_null()

Type Parameter Key Value
PARAM_VALUE 0 guid 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
LOCK2 &buffer->mutex
LOCK2 &frag->frag_sem
LOCK2 _T->lock
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct configfs_buffer)->mutex
TYPE_LOCK (struct configfs_fragment)->frag_sem

drivers/hv/vmbus_drv.c hv_vmbus_dev_match() -> guid_is_null()

Type Parameter Key Value
PARAM_VALUE 0 guid 1-u64max
RX_PATH
TASK_NOT_RUNNING

drivers/hv/vmbus_drv.c hv_vmbus_dev_match() -> guid_is_null()

Type Parameter Key Value
PARAM_VALUE 0 guid 1-u64max
RX_PATH
TASK_NOT_RUNNING

drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c resume_mst_branch_status() -> guid_is_null()

Type Parameter Key Value
PARAM_VALUE 0 guid 3072905841574928384
RX_PATH
TASK_NOT_RUNNING
LOCK2 &mgr->lock
HALF_LOCKED2 &adev->reset_domain->sem
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &pool->lock
HALF_LOCKED2 global &drm_unplug_srcu
TYPE_LOCK (struct drm_dp_mst_topology_mgr)->lock

drivers/hid/intel-ish-hid/ishtp/bus.c ishtp_cl_bus_match() -> guid_is_null()

Type Parameter Key Value
PARAM_VALUE 0 guid 2952696148568141824,4947901145596055552,7956364023947169792,8748407513858166784
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &of->mutex

drivers/hid/intel-ish-hid/ishtp/bus.c ishtp_cl_bus_match() -> guid_is_null()

Type Parameter Key Value
PARAM_VALUE 0 guid 2952696148568141824,4947901145596055552,7956364023947169792,8748407513858166784
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &of->mutex

drivers/gpu/drm/display/drm_dp_mst_topology.c drm_dp_validate_guid() -> guid_is_null()

Type Parameter Key Value
PARAM_VALUE 0 guid 4096-ptr_max
DATA_SOURCE 0 guid $1
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mgr->lock

sound/soc/sof/ipc3-topology.c sof_comp_alloc() -> guid_is_null()

Type Parameter Key Value
PARAM_VALUE 0 guid 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
LOCK2 &card->mutex
LOCK2 _T->lock
TYPE_LOCK (struct snd_soc_card)->mutex

sound/soc/sof/ipc4-loader.c sof_ipc4_find_module_by_uuid() -> guid_is_null()

Type Parameter Key Value
PARAM_VALUE 0 guid 4096-ptr_max
DATA_SOURCE 0 guid $1
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &card->mutex
HALF_LOCKED2 _T->lock