linux-kernel - Re: [RFC PATCH 08/16] mtd: nand: omap: Fix build warning

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Message-id: <02cd01cf7558$7500eb00$5f02c100$%han@samsung.com>
Date:	Thu, 22 May 2014 09:54:59 +0900
From:	Jingoo Han <jg1.han@...sung.com>
To:	'Roger Quadros' <rogerq@...com>
Cc:	tony@...mide.com, computersforpeace@...il.com, pekon@...com,
	ezequiel.garcia@...e-electrons.com, robertcnelson@...il.com,
	dwmw2@...radead.org, javier@...hile0.org, nsekhar@...com,
	linux-omap@...r.kernel.org, linux-mtd@...ts.infradead.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	'Jingoo Han' <jg1.han@...sung.com>,
	'Christian Engelmayer' <cengelma@....at>
Subject: Re: [RFC PATCH 08/16] mtd: nand: omap: Fix build warning

On Wednesday, May 21, 2014 8:21 PM, Roger Quadros wrote:
> 
> Fix the following warning when CONFIG_MTD_NAND_OMAP_BCH is disabled.
> warning: ‘erased_sector_bitflips’ defined but not used [-Wunused-function]
> 
> Signed-off-by: Roger Quadros <rogerq@...com>

(+cc Christian Engelmayer)

The same patch was already sent by Christian Engelmayer. [1]
Also, it was applied to mtd tree by Brian Norris. [2]
Thank you.

[1] http://lists.infradead.org/pipermail/linux-mtd/2014-April/053330.html
[2] http://git.infradead.org/users/dedekind/l2-mtd.git/commit/9fd6c6c18c1a4a3220473c76fd447c5708b5ecf9

Best regards,
Jingoo Han

> ---
>  drivers/mtd/nand/omap2.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/mtd/nand/omap2.c b/drivers/mtd/nand/omap2.c
> index 1ff49b8..1b800bc 100644
> --- a/drivers/mtd/nand/omap2.c
> +++ b/drivers/mtd/nand/omap2.c
> @@ -1237,6 +1237,7 @@ static int __maybe_unused omap_calculate_ecc_bch(struct mtd_info *mtd,
>  	return 0;
>  }
> 
> +#ifdef CONFIG_MTD_NAND_OMAP_BCH
>  /**
>   * erased_sector_bitflips - count bit flips
>   * @data:	data sector buffer
> @@ -1276,7 +1277,6 @@ static int erased_sector_bitflips(u_char *data, u_char *oob,
>  	return flip_bits;
>  }
> 
> -#ifdef CONFIG_MTD_NAND_OMAP_BCH
>  /**
>   * omap_elm_correct_data - corrects page data area in case error reported
>   * @mtd:	MTD device structure
> --
> 1.8.3.2

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