Subject: [PATCH] serial: imx: fix uninitialized variable warning

From: [email-masked] (Dirk Behme)
Date: Mon, 18 Feb 2013 08:53:43 +0100

On 18.02.2013 06:15, Shawn Guo wrote:
> Commit 677fe55 (serial: imx: Fix recursive locking bug) introduces an
> uninitialized variable warning as below.
> 
>   CC      drivers/tty/serial/imx.o
> drivers/tty/serial/imx.c: In function ?imx_console_write?:
> include/linux/spinlock.h:340:2: warning: ?flags? may be used uninitialized in this function [-Wuninitialized]
> drivers/tty/serial/imx.c:1214:16: note: ?flags? was declared here
> 
> Initialize the variable to suppress the warning.
> 
> Signed-off-by: Shawn Guo <[email-masked]>

Acked-by: Dirk Behme <[email-masked]>

Thanks

Dirk

> ---
>  drivers/tty/serial/imx.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
> index adf7611..147c9e1 100644
> --- a/drivers/tty/serial/imx.c
> +++ b/drivers/tty/serial/imx.c
> @@ -1211,7 +1211,7 @@ imx_console_write(struct console *co, const char *s, unsigned int count)
>  	struct imx_port *sport = imx_ports[co->index];
>  	struct imx_port_ucrs old_ucr;
>  	unsigned int ucr1;
> -	unsigned long flags;
> +	unsigned long flags = 0;
>  	int locked = 1;
>  
>  	if (sport->port.sysrq)