mctp: Do inits as a subsys_initcall

In a future change, we'll want to provide a registration call for
mctp-specific devices. This requires us to have the networks established
before device driver inits, so run the core init as a subsys_initcall.
Signed-off-by: NJeremy Kerr <jk@codeconstruct.com.au>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/mctp/af_mctp.c

@@ -435,7 +435,7 @@ static __exit void mctp_exit(void)
 	sock_unregister(PF_MCTP);
 }
 
-module_init(mctp_init);
+subsys_initcall(mctp_init);
 module_exit(mctp_exit);
 
 MODULE_DESCRIPTION("MCTP core");