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The IoBuildDeviceControlNoFree rule specifies that a driver that calls IoBuildDeviceIoControlRequest must not call IoFreeIrp.
A driver that calls IoBuildDeviceIoControlRequest must not call IoFreeIrp because the I/O manager frees these synchronous IRPs after IoCompleteRequest has been called.
Driver model: WDM
How to test
| At compile time |
|---|
Run Static Driver Verifier and specify the IoBuildDeviceControlNoFree rule. Use the following steps to run an analysis of your code:
For more information, see Using Static Driver Verifier to Find Defects in Drivers. |