Make setting charon.plugins.attr.subnet conditional on net_list being set. Set it's value to list of subnets configured as P2's for mobile IPsec. Fixes #5327.
Related issues
Bug #5327: generation of split tunnel attribute in strongswan charon.plugins.attr breaks iOS IKEv2 clients
Make setting charon.plugins.attr.subnet conditional on net_list being set. Set
it's value to list of subnets configured as P2's for mobile IPsec. Fixes #5327.