Lukas Bulwahn <lukas.bulwahn@xxxxxxxxx> wrote: > Dear Florian, dear netfilter maintainers, > > Commit fdacd57c79b ("netfilter: x_tables: never register tables by > default") on linux-next > introduces the function xt_register_template() and in all cases but > one, the calls to that function are followed by: > > if (ret < 0) > return ret; > > All these checks were also added with the commit above. > > In the one case, for iptable_mangle_init() in > ./net/ipv4/netfilter/iptable_mangle.c, this pattern was not followed. Thats a bug, the error test is missing.