net: Remove CONFIG_KMOD from net/ (towards removing CONFIG_KMOD entirely)

Some code here depends on CONFIG_KMOD to not try to load
protocol modules or similar, replace by CONFIG_MODULES
where more than just request_module depends on CONFIG_KMOD
and and also use try_then_request_module in ebtables.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index 9974b3f..8f457f1 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -494,7 +494,7 @@
 
 	a_o = tc_lookup_action_n(act_name);
 	if (a_o == NULL) {
-#ifdef CONFIG_KMOD
+#ifdef CONFIG_MODULES
 		rtnl_unlock();
 		request_module("act_%s", act_name);
 		rtnl_lock();
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index 8eb79e9..16e7ac9 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -227,7 +227,7 @@
 		err = -ENOENT;
 		tp_ops = tcf_proto_lookup_ops(tca[TCA_KIND]);
 		if (tp_ops == NULL) {
-#ifdef CONFIG_KMOD
+#ifdef CONFIG_MODULES
 			struct nlattr *kind = tca[TCA_KIND];
 			char name[IFNAMSIZ];
 
diff --git a/net/sched/ematch.c b/net/sched/ematch.c
index 5e6f82e..e82519e 100644
--- a/net/sched/ematch.c
+++ b/net/sched/ematch.c
@@ -224,7 +224,7 @@
 
 		if (em->ops == NULL) {
 			err = -ENOENT;
-#ifdef CONFIG_KMOD
+#ifdef CONFIG_MODULES
 			__rtnl_unlock();
 			request_module("ematch-kind-%u", em_hdr->kind);
 			rtnl_lock();
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index 1122c95..b16ad29 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -764,7 +764,7 @@
 	struct qdisc_size_table *stab;
 
 	ops = qdisc_lookup_ops(kind);
-#ifdef CONFIG_KMOD
+#ifdef CONFIG_MODULES
 	if (ops == NULL && kind != NULL) {
 		char name[IFNAMSIZ];
 		if (nla_strlcpy(name, kind, IFNAMSIZ) < IFNAMSIZ) {