ipfw: Use proper prototype for SYSINIT functions

The only possible return value of function ipfw_init() is 0. Make it
return void to match the prototype of SYSINIT.

MFC after:	1 week

2 files changed, 5 insertions, 8 deletions

diff --git a/sys/netpfil/ipfw/ip_fw2.c b/sys/netpfil/ipfw/ip_fw2.c
index b59d8d08bf80..d15d7760d7f1 100644
--- a/sys/netpfil/ipfw/ip_fw2.c
+++ b/sys/netpfil/ipfw/ip_fw2.c
@@ -3578,11 +3578,9 @@ sysctl_ipfw_tables_sets(SYSCTL_HANDLER_ARGS)
 /*
  * Stuff that must be initialised only on boot or module load
  */
-static int
-ipfw_init(void)
+static void
+ipfw_init(void *dummy __unused)
 {
-	int error = 0;
-
 	/*
  	 * Only print out this stuff the first time around,
 	 * when called from the sysinit code.
@@ -3627,14 +3625,13 @@ ipfw_init(void)
 	ipfw_init_sopt_handler();
 	ipfw_init_obj_rewriter();
 	ipfw_iface_init();
-	return (error);
 }
 
 /*
  * Called for the removal of the last instance only on module unload.
  */
 static void
-ipfw_destroy(void)
+ipfw_destroy(void *dummy __unused)
 {
 
 	ipfw_iface_destroy();
diff --git a/sys/netpfil/ipfw/ip_fw_nat.c b/sys/netpfil/ipfw/ip_fw_nat.c
index 1e2ff1bca290..1cee7873de31 100644
--- a/sys/netpfil/ipfw/ip_fw_nat.c
+++ b/sys/netpfil/ipfw/ip_fw_nat.c
@@ -1166,7 +1166,7 @@ vnet_ipfw_nat_uninit(const void *arg __unused)
 }
 
 static void
-ipfw_nat_init(void)
+ipfw_nat_init(void *dummy __unused)
 {
 
 	/* init ipfw hooks */
@@ -1183,7 +1183,7 @@ ipfw_nat_init(void)
 }
 
 static void
-ipfw_nat_destroy(void)
+ipfw_nat_destroy(void *dummy __unused)
 {
 
 	EVENTHANDLER_DEREGISTER(ifaddr_event, ifaddr_event_tag);