fix uninitialized pointer in discovery
fix uninitialized pointer in discovery

it's not the most brilliant idea to pass the uninitialized structure
and dereference the pointer member later on.

Signed-off-by: Michael Krelin <4dcc4173d80a2817206e196a38f0dbf7850188ff@klever.net>

hacker/libopkele,hacker/libopkele,hacker/libopkele