netfilter: xtables: provide invoked family value to extensions
By passing in the family through which extensions were invoked, a bit
of data space can be reclaimed. The "family" member will be added to
the parameter structures and the check functions be adjusted.
Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
Signed-off-by: Patrick McHardy <kaber@trash.net>
diff --git a/net/sched/act_ipt.c b/net/sched/act_ipt.c
index b951d42..0453d79 100644
--- a/net/sched/act_ipt.c
+++ b/net/sched/act_ipt.c
@@ -55,9 +55,9 @@
par.target = target;
par.targinfo = t->data;
par.hook_mask = hook;
+ par.family = NFPROTO_IPV4;
- ret = xt_check_target(&par, NFPROTO_IPV4,
- t->u.target_size - sizeof(*t), 0, false);
+ ret = xt_check_target(&par, t->u.target_size - sizeof(*t), 0, false);
if (ret < 0) {
module_put(t->u.kernel.target->me);
return ret;