7.10Unregistering the Card from the Hardware Management Database

The following code shows how the el_unattach( ) routine unregisters the card from the hardware management database:

lan_ehm_free(&sc->ehm);

1

1

Frees up any memory allocated for enhanced hardware management and unregisters this card from the hardware management database.

7.11 Freeing Resources

The following code shows how the el_unattach( ) routine frees data structures and memory that the adapter uses:

FREE(sc, M_DEVBUF); 1 el_softc[unit] = NULL; el_info[unit] = NULL; el_configured--;

return (ESUCCESS);

}

1

Frees all memory that the adapter uses, and returns ESUCCESS to indicate that the unattach operation completed successfully.

Implementing the unattach Routine 7–5

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Compaq AA-RNG2A-TE manual Unregistering the Card from the Hardware Management Database, Freeing Resources