From mboxrd@z Thu Jan  1 00:00:00 1970
From: rnayak@ti.com (Rajendra Nayak)
Date: Mon, 02 Jul 2012 11:27:13 +0530
Subject: [PATCH] clk: __clk_set_parent: set uninitialized variable
In-Reply-To: <1341177539-27716-1-git-send-email-mkl@pengutronix.de>
References: <1341177539-27716-1-git-send-email-mkl@pengutronix.de>
Message-ID: <4FF13839.5000804@ti.com>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

On Monday 02 July 2012 02:48 AM, Marc Kleine-Budde wrote:
> This patch fixes the following warning:
>
>      drivers/clk/clk.c: In function '__clk_set_parent':
>      drivers/clk/clk.c:1083:5: warning: 'i' may be used uninitialized in this function [-Wuninitialized]
>
> which has been introduced with commit:

hmm, are you sure about that? The below commit neither introduces the
variable 'i', nor seem to change the way the variable is used in the
function.

>
>      commit 7975059db572eb47f0fb272a62afeae272a4b209
>      Author: Rajendra Nayak<rnayak@ti.com>
>      Date:   Wed Jun 6 14:41:31 2012 +0530
>
>          clk: Allow late cache allocation for clk->parents
>
> This patch applies to linux-3.5-rc5
>
> Cc: Rajendra Nayak<rnayak@ti.com>
> Signed-off-by: Marc Kleine-Budde<mkl@pengutronix.de>
> ---
> Hello,
>
> please check if this is the correct fix. The original patch has been
> schedules for stable, this fix may be a candicate, too.
>
> regards, Marc
>
>
>   drivers/clk/clk.c |    2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
> index dcbe056..60d1bb4 100644
> --- a/drivers/clk/clk.c
> +++ b/drivers/clk/clk.c
> @@ -1063,7 +1063,7 @@ static int __clk_set_parent(struct clk *clk, struct clk *parent)
>   	struct clk *old_parent;
>   	unsigned long flags;
>   	int ret = -EINVAL;
> -	u8 i;
> +	u8 i = 0;
>
>   	old_parent = clk->parent;
>