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warning C28143: A dispatch routine that calls IoMarkIrpPending must also return STATUS_PENDING
A dispatch routine that calls IoMarkIrpPending includes at least one path in which the driver returns a value other than STATUS_PENDING.
Example
The following code example elicits this warning.
IoMarkIrpPending(Irp);
...
return STATUS_SUCCESS;
The following code example avoids this warning.
IoMarkIrpPending(Irp);
...
return STATUS_PENDING;