Fix error code returned on module removal
Fix error code returned on module removal

lpereira/kmod,lpereira/kmod,Distrotech/kmod,pmmccorm/kmod,lucasdemarchi/kmod,lpereira/kmod,lucasdemarchi/kmod,Distrotech/kmod,lucasdemarchi/kmod,pmmccorm/kmod,pmmccorm/kmod,Distrotech/kmod