From: Luis de Bethencourt <luisbg@osg.samsung.com>
To: Daeseok Youn <daeseok.youn@gmail.com>, lidza.louina@gmail.com
Cc: devel@driverdev.osuosl.org, gregkh@linuxfoundation.org,
driverdev-devel@linuxdriverproject.org,
kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/2 v2] staging: dgnc: remove redundant NULL check for brd
Date: Fri, 27 May 2016 10:19:47 +0000 [thread overview]
Message-ID: <57481F43.9030008@osg.samsung.com> (raw)
In-Reply-To: <20160527014142.GA32739@SEL-JYOUN-D1>
On 27/05/16 02:42, Daeseok Youn wrote:
> the "brd" value cannot be NULL in dgnc_finalize_board_init().
> Because "brd" as a parameter of this function was already
> checked for NULL.
>
> the dgnc_finalize_board_init() as a static function was called
> only from dgnc_found_board() function and brd->magic value
> was assigned once in dgnc_found_board(). So it doesn't need to
> check for DGNC_BOARD_MAGIC value.
>
> Signed-off-by: Daeseok Youn <daeseok.youn@gmail.com>
> ---
> V2: Adds more comments to Change Log.
>
> drivers/staging/dgnc/dgnc_driver.c | 3 ---
> 1 file changed, 3 deletions(-)
>
> diff --git a/drivers/staging/dgnc/dgnc_driver.c b/drivers/staging/dgnc/dgnc_driver.c
> index af2e835..22257d2 100644
> --- a/drivers/staging/dgnc/dgnc_driver.c
> +++ b/drivers/staging/dgnc/dgnc_driver.c
> @@ -579,9 +579,6 @@ static int dgnc_finalize_board_init(struct dgnc_board *brd)
> {
> int rc = 0;
>
> - if (!brd || brd->magic != DGNC_BOARD_MAGIC)
> - return -ENODEV;
> -
> if (brd->irq) {
> rc = request_irq(brd->irq, brd->bd_ops->intr,
> IRQF_SHARED, "DGNC", brd);
>
Looks good.
Thanks for the fixes Daeseok :)
Luis
WARNING: multiple messages have this Message-ID (diff)
From: Luis de Bethencourt <luisbg@osg.samsung.com>
To: Daeseok Youn <daeseok.youn@gmail.com>, lidza.louina@gmail.com
Cc: markh@compro.net, gregkh@linuxfoundation.org,
driverdev-devel@linuxdriverproject.org,
devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org,
kernel-janitors@vger.kernel.org
Subject: Re: [PATCH 1/2 v2] staging: dgnc: remove redundant NULL check for brd
Date: Fri, 27 May 2016 11:19:47 +0100 [thread overview]
Message-ID: <57481F43.9030008@osg.samsung.com> (raw)
In-Reply-To: <20160527014142.GA32739@SEL-JYOUN-D1>
On 27/05/16 02:42, Daeseok Youn wrote:
> the "brd" value cannot be NULL in dgnc_finalize_board_init().
> Because "brd" as a parameter of this function was already
> checked for NULL.
>
> the dgnc_finalize_board_init() as a static function was called
> only from dgnc_found_board() function and brd->magic value
> was assigned once in dgnc_found_board(). So it doesn't need to
> check for DGNC_BOARD_MAGIC value.
>
> Signed-off-by: Daeseok Youn <daeseok.youn@gmail.com>
> ---
> V2: Adds more comments to Change Log.
>
> drivers/staging/dgnc/dgnc_driver.c | 3 ---
> 1 file changed, 3 deletions(-)
>
> diff --git a/drivers/staging/dgnc/dgnc_driver.c b/drivers/staging/dgnc/dgnc_driver.c
> index af2e835..22257d2 100644
> --- a/drivers/staging/dgnc/dgnc_driver.c
> +++ b/drivers/staging/dgnc/dgnc_driver.c
> @@ -579,9 +579,6 @@ static int dgnc_finalize_board_init(struct dgnc_board *brd)
> {
> int rc = 0;
>
> - if (!brd || brd->magic != DGNC_BOARD_MAGIC)
> - return -ENODEV;
> -
> if (brd->irq) {
> rc = request_irq(brd->irq, brd->bd_ops->intr,
> IRQF_SHARED, "DGNC", brd);
>
Looks good.
Thanks for the fixes Daeseok :)
Luis
next prev parent reply other threads:[~2016-05-27 10:19 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-27 1:42 [PATCH 1/2 v2] staging: dgnc: remove redundant NULL check for brd Daeseok Youn
2016-05-27 1:42 ` Daeseok Youn
2016-05-27 10:19 ` Luis de Bethencourt [this message]
2016-05-27 10:19 ` Luis de Bethencourt
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