Using get_nasid() to find the console node will blow up nicely if

called on a another node than the console node, so use the master_nasid
instead and in the unlikely case that one isn't initialized yet, fall
back to get_nasid().
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/sgi-ip27/ip27-console.c

@@ -30,8 +30,10 @@
 static inline struct ioc3_uartregs *console_uart(void)
 {
 	struct ioc3 *ioc3;
+	nasid_t nasid;
 
-	ioc3 = (struct ioc3 *)KL_CONFIG_CH_CONS_INFO(get_nasid())->memory_base;
+	nasid = (master_nasid == INVALID_NASID) ? get_nasid() : master_nasid;
+	ioc3 = (struct ioc3 *)KL_CONFIG_CH_CONS_INFO(nasid)->memory_base;
 
 	return &ioc3->sregs.uarta;
 }