linux-kernel - Re: [PATCH 2/2] 390/qeth: Refactoring for qeth_core_set

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Date:	Mon, 4 Jan 2016 12:30:46 +0100
From:	Heiko Carstens <heiko.carstens@...ibm.com>
To:	SF Markus Elfring <elfring@...rs.sourceforge.net>
Cc:	linux-s390@...r.kernel.org,
	Martin Schwidefsky <schwidefsky@...ibm.com>,
	Ursula Braun <ubraun@...ux.vnet.ibm.com>,
	LKML <linux-kernel@...r.kernel.org>,
	kernel-janitors@...r.kernel.org,
	Julia Lawall <julia.lawall@...6.fr>
Subject: Re: [PATCH 2/2] 390/qeth: Refactoring for qeth_core_set_online()

On Sun, Jan 03, 2016 at 11:02:56AM +0100, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@...rs.sourceforge.net>
> Date: Sun, 3 Jan 2016 10:50:11 +0100
> 
> Reduce the scope for the local variable "def_discipline" to one branch
> of an if statement.
> 
> Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
> ---
>  drivers/s390/net/qeth_core_main.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
> index 54fde2e..3261977 100644
> --- a/drivers/s390/net/qeth_core_main.c
> +++ b/drivers/s390/net/qeth_core_main.c
> @@ -5638,9 +5638,10 @@ static int qeth_core_set_online(struct ccwgroup_device *gdev)
>  {
>  	struct qeth_card *card = dev_get_drvdata(&gdev->dev);
>  	int rc;
> -	int def_discipline;
>  
>  	if (!card->discipline) {
> +		int def_discipline;
> +
>  		if (card->info.type == QETH_CARD_TYPE_IQD)
>  			def_discipline = QETH_DISCIPLINE_LAYER3;

Same here: I don't think we want to start with patches like this. This
going to be a never ending story without much benefit.

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