staging: octeon: use __func__ instead of func name

Fix checkpatch warning:
WARNING: Prefer using '"%s...", __func__' to using 'INTERFACE'

Signed-off-by: Craig Kewley <craigkewley@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
1 file changed