ebpf: drop redundant parameter checks in static methods

Various static methods have checks on their parameters which were
already checked immediately before the method was invoked. Drop
these redundat checks to simplify the following commit which adds
formal error reporting.

Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
1 file changed