[PATCH] serial/8250: fix uninitialized warnings

[KOSAKI Motohiro]

fix following warnings.

drivers/serial/8250.c: In function ‘serial8250_shutdown’:
drivers/serial/8250.c:1612: warnings: ‘i’ may be used uninitialized in this function


Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx>
CC: linux-serial@xxxxxxxxxxxxxxx
---
 drivers/serial/8250.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: b/drivers/serial/8250.c
===================================================================
--- a/drivers/serial/8250.c	2008-11-05 01:10:11.000000000 +0900
+++ b/drivers/serial/8250.c	2008-11-05 01:38:39.000000000 +0900
@@ -1609,7 +1609,7 @@ static int serial_link_irq_chain(struct 
 
 static void serial_unlink_irq_chain(struct uart_8250_port *up)
 {
-	struct irq_info *i;
+	struct irq_info *i = NULL;
 	struct hlist_node *n;
 	struct hlist_head *h;
 


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