Code cleanup

Signed-off-by: Marc Delisle <marc@infomarc.info>
Unused returned value

Signed-off-by: Marc Delisle <marc@infomarc.info>
Fix coding style

Signed-off-by: Marc Delisle <marc@infomarc.info>
Unused returned value

Signed-off-by: Marc Delisle <marc@infomarc.info>