jail: Use proper prototype for SYSINIT functions

The only possible return value of function jm_sysinit() and jm_sysuninit()
is 0. Make them return void to match the prototype of SYSINIT.

MFC after:	1 week

1 files changed, 2 insertions, 6 deletions

diff --git a/sys/kern/kern_jailmeta.c b/sys/kern/kern_jailmeta.c
index 4e37eccad03a..91bb7155820d 100644
--- a/sys/kern/kern_jailmeta.c
+++ b/sys/kern/kern_jailmeta.c
@@ -599,22 +599,18 @@ SYSCTL_PROC(_security_jail, OID_AUTO, env,
 
 /* Setup and tear down. */
 
-static int
+static void
 jm_sysinit(void *arg __unused)
 {
 	meta.osd_slot = osd_jail_register(jm_osd_destructor, meta.methods);
 	env.osd_slot = osd_jail_register(jm_osd_destructor, env.methods);
-
-	return (0);
 }
 
-static int
+static void
 jm_sysuninit(void *arg __unused)
 {
 	osd_jail_deregister(meta.osd_slot);
 	osd_jail_deregister(env.osd_slot);
-
-	return (0);
 }
 
 SYSINIT(jailmeta, SI_SUB_DRIVERS, SI_ORDER_ANY, jm_sysinit, NULL);