serial: fix printk format specifiers for struct uart_port::iobase

struct uart_port::iobase is unsigned long, so use %lx as printk format
specifier.

Signed-off-by: Lennert Buytenhek <buytenh@wantstofly.org>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index b1ae774..737b4c9 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -1089,7 +1089,7 @@
 	if (!up->port.iobase && !up->port.mapbase && !up->port.membase)
 		return;
 
-	DEBUG_AUTOCONF("ttyS%d: autoconf (0x%04x, 0x%p): ",
+	DEBUG_AUTOCONF("ttyS%d: autoconf (0x%04lx, 0x%p): ",
 		       serial_index(&up->port), up->port.iobase, up->port.membase);
 
 	/*