linux-kernel - Re: [PATCH] dgnc: Don't save boards in memory that have failed to initialize

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Date:	Mon, 09 Mar 2015 18:18:40 +0200
From:	Giedrius Statkevičius 
	<giedrius.statkevicius@...il.com>
To:	lidza.louina@...il.com, markh@...pro.net
CC:	gregkh@...uxfoundation.org, driverdev-devel@...uxdriverproject.org,
	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
	dan.carpenter@...cle.com
Subject: Re: [PATCH] dgnc: Don't save boards in memory that have failed to
 initialize

On 2015.03.09 17:27, Giedrius Statkevičius wrote:
> Remove BOARD_FAILED and don't save dgnc_boards which failed to
> initialize.
> 
> Assign the result of kzalloc() to brd in dgnc_found_board() and only put
> it in the dgnc_Board[] if it successfully initializes. Also, remove
> BOARD_FAILED enum and all ifs that check for it. Finally, remove one
> final place where state was set to BOARD_FAILED which was even redundant
> before this patch.
> 
> Signed-off-by: Giedrius Statkevičius <giedrius.statkevicius@...il.com>
> ---
>  drivers/staging/dgnc/dgnc_driver.c | 19 ++-----------------
>  drivers/staging/dgnc/dgnc_driver.h |  3 +--
>  drivers/staging/dgnc/dgnc_mgmt.c   |  5 +----
>  drivers/staging/dgnc/dgnc_tty.c    |  8 --------
>  4 files changed, 4 insertions(+), 31 deletions(-)
> 
> diff --git a/drivers/staging/dgnc/dgnc_driver.c b/drivers/staging/dgnc/dgnc_driver.c
> index fa1ee79..c73dc1f 100644
> --- a/drivers/staging/dgnc/dgnc_driver.c
> +++ b/drivers/staging/dgnc/dgnc_driver.c
> @@ -401,7 +401,7 @@ static int dgnc_found_board(struct pci_dev *pdev, int id)
>  	unsigned long flags;
>  
>  	/* get the board structure and prep it */
> -	dgnc_Board[dgnc_NumBoards] = kzalloc(sizeof(*brd), GFP_KERNEL);
> +	brd = kzalloc(sizeof(*brd), GFP_KERNEL);
>  	brd = dgnc_Board[dgnc_NumBoards];
err, forgot to remove this here. Posting v2.
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