diff --git a/drivers/serial/sunzilog.c b/drivers/serial/sunzilog.c
index cd49ebb..5b65697 100644
--- a/drivers/serial/sunzilog.c
+++ b/drivers/serial/sunzilog.c
@@ -1540,8 +1540,8 @@
 		up->cflag = B4800 | CS8 | CLOCAL | CREAD;
 		baud = 4800;
 	}
-	printk(KERN_INFO "zs%d at 0x%p (irq = %s) is a SunZilog\n",
-	       channel, up->port.membase, __irq_itoa(zilog_irq));
+	printk(KERN_INFO "zs%d at 0x%p (irq = %d) is a SunZilog\n",
+	       channel, up->port.membase, zilog_irq);
 
 	up->curregs[R15] = BRKIE;
 	brg = BPS_TO_BRG(baud, ZS_CLOCK / ZS_CLOCK_DIVISOR);