On Monday 02 February 2009 10:10:06 Wenji Huang wrote:
> This patch is to remove the the warning of uninitialized i in
> driver/serial/8250.c
>
> Signed-off-by: Wenji Huang <wenji.huang@xxxxxxxxxx>
>
> diff -Nurh drivers/serial/8250.c.Orig drivers/serial/8250.c
> --- drivers/serial/8250.c.Orig 2009-02-02 14:02:47.000000000 -0500
> +++ drivers/serial/8250.c 2009-02-02 14:03:30.000000000 -0500
> @@ -1678,7 +1678,7 @@
>
> 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;
gcc is wrong, i can't be used uninitialized in that function. You should use
the following construct instead to suppress the warning without generating any
code.
struct irq_info *uninitialized_var(i);
Best regards,
--
Laurent Pinchart
CSE Semaphore Belgium
Chaussee de Bruxelles, 732A
B-1410 Waterloo
Belgium
T +32 (2) 387 42 59
F +32 (2) 387 42 75
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