remove the obsolete sysctl anchors and move auto_assign_helper_warned
to avoid/cover a hole.  Reduces size by 40 bytes on 64 bit.
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
        struct delayed_work ecache_dwork;
        bool ecache_dwork_pending;
 #endif
+       bool                    auto_assign_helper_warned;
 #ifdef CONFIG_SYSCTL
        struct ctl_table_header *sysctl_header;
-       struct ctl_table_header *acct_sysctl_header;
-       struct ctl_table_header *tstamp_sysctl_header;
-       struct ctl_table_header *event_sysctl_header;
-       struct ctl_table_header *helper_sysctl_header;
 #endif
        unsigned int            sysctl_log_invalid; /* Log invalid packets */
        int                     sysctl_events;
        int                     sysctl_acct;
        int                     sysctl_auto_assign_helper;
-       bool                    auto_assign_helper_warned;
        int                     sysctl_tstamp;
        int                     sysctl_checksum;