alpha: Fixup last users of irq_chip->typename

The typename member of struct irq_chip was kept for migration purposes
and is obsolete since more than 2 years. Fix up the leftovers.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Richard Henderson <rth@twiddle.net>
Cc: linux-alpha@vger.kernel.org
Signed-off-by: Matt Turner <mattst88@gmail.com>
diff --git a/arch/alpha/kernel/sys_rx164.c b/arch/alpha/kernel/sys_rx164.c
index fc92463..be16112 100644
--- a/arch/alpha/kernel/sys_rx164.c
+++ b/arch/alpha/kernel/sys_rx164.c
@@ -73,7 +73,7 @@
 }
 
 static struct irq_chip rx164_irq_type = {
-	.typename	= "RX164",
+	.name		= "RX164",
 	.startup	= rx164_startup_irq,
 	.shutdown	= rx164_disable_irq,
 	.enable		= rx164_enable_irq,