# module is needed (ie. is requested, is available and isn't loaded already)
is_module() {
+ # return false if /sbin/lsmod not exists (like in containers)
-+ [ -x /sbin/lsmod ] || return 0
++ [ -x /sbin/lsmod ] || return 1
+
# module name without .o at end
if ! lsmod | grep -q "$1"; then